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==A==
 
==A==
 
*<span title="a broad category of coarse to medium grained particulate material used in construction, including sand, gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates"> '''aggregate'''</span>
 
*<span title="a broad category of coarse to medium grained particulate material used in construction, including sand, gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates"> '''aggregate'''</span>
 +
*<span title="of, relating to, or resulting from the influence of human beings on nature"> '''anthropogenic'''</span>
 +
*<span title="antidegradation means that no pollutant discharges or activities will be permitted if these may cause surface waters already meeting water quality standards to drop below those standards."> '''antidegradation'''</span>
 
*<span title="a habitat with water. It includes areas that are permanently covered by water and surrounding areas that are occasionally covered by water. Estuaries, rivers, and marshes are examples of aquatic habitats."> '''aquatic habitat'''</span>
 
*<span title="a habitat with water. It includes areas that are permanently covered by water and surrounding areas that are occasionally covered by water. Estuaries, rivers, and marshes are examples of aquatic habitats."> '''aquatic habitat'''</span>
 
*<span title="protection of a surface by incorpoating or covering it with an erosion resistant material, such as rock"> '''armoring'''</span>
 
*<span title="protection of a surface by incorpoating or covering it with an erosion resistant material, such as rock"> '''armoring'''</span>
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*<span title="a level space, shelf, or raised barrier (usually made of compacted soil) separating two areas"> '''berm'''</span>
 
*<span title="a level space, shelf, or raised barrier (usually made of compacted soil) separating two areas"> '''berm'''</span>
 
*<span title="one of many different structural or non–structural methods used to treat runoff"> '''best management practice'''</span>
 
*<span title="one of many different structural or non–structural methods used to treat runoff"> '''best management practice'''</span>
 +
*<span title="Biochar is a charcoal-like substance that’s made by burning organic material from biomass. Biochar has useful applications for soil and engineered media used in stormwater practices."> '''[https://stormwater.pca.state.mn.us/index.php?title=Biochar_and_applications_of_biochar_in_stormwater_management biochar]'''</span>
 
*<span title="the proportion of a nutrient that is digested, absorbed and metabolized by an organism through normal pathways."> '''bioavailable'''</span>
 
*<span title="the proportion of a nutrient that is digested, absorbed and metabolized by an organism through normal pathways."> '''bioavailable'''</span>
 
*<span title="the decomposition of organic material by microorganisms"> '''biodegradation'''</span>
 
*<span title="the decomposition of organic material by microorganisms"> '''biodegradation'''</span>
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*<span title="a vegetative setback between development and streams, lakes, and wetlands whose aim is to physically protect and separate the resource from future disturbance or encroachment"> [https://stormwater.pca.state.mn.us/index.php?title=Construction_stormwater_best_management_practice_%E2%80%93_buffer_zones '''buffer zones''']</span>
 
*<span title="a vegetative setback between development and streams, lakes, and wetlands whose aim is to physically protect and separate the resource from future disturbance or encroachment"> [https://stormwater.pca.state.mn.us/index.php?title=Construction_stormwater_best_management_practice_%E2%80%93_buffer_zones '''buffer zones''']</span>
 
*<span title="the accumulation of sediment and other pollutants on impermeable surfaces"> '''build-up'''</span>
 
*<span title="the accumulation of sediment and other pollutants on impermeable surfaces"> '''build-up'''</span>
 +
*<span title="the weight of soil in a given volume"> [https://stormwater.pca.state.mn.us/index.php/Alleviating_compaction_from_construction_activities '''bulk density''']</span>
 
*<span title="Stormwater runoff in excess of the design flow, which is diverted around a stormwater structure"> '''bypass flow'''</span>
 
*<span title="Stormwater runoff in excess of the design flow, which is diverted around a stormwater structure"> '''bypass flow'''</span>
  
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*<span title="a measure of how many cations can be retained on soil particle surfaces"> '''cation exchange capacity'''</span>
 
*<span title="a measure of how many cations can be retained on soil particle surfaces"> '''cation exchange capacity'''</span>
 
*<span title="chronological documentation or paper trail that records the sequence of custody, control, transfer, analysis, and disposition of physical or electronic evidence"> '''chain of custody'''</span>
 
*<span title="chronological documentation or paper trail that records the sequence of custody, control, transfer, analysis, and disposition of physical or electronic evidence"> '''chain of custody'''</span>
 +
*<span title="Chemical oxygen demand (COD) is the amount of oxygen necessary to oxidize all of the organic carbon completely to CO2 and H2O."> '''chemical oxygen demans'''</span>
 
*<span title="A check dam is a structure installed perpendicular to flow in a natural or manmade conveyance channel to reduce flow velocity. By slowing flow velocities, check dams can serve multiple functions including reduction of channel scour and erosion, enhancement of sediment trapping, and greater treatment of the water quality control volume via enhanced water detention or retention. Typical check dam materials include rock, earth, wood, and concrete. "> '''check dam'''</span>
 
*<span title="A check dam is a structure installed perpendicular to flow in a natural or manmade conveyance channel to reduce flow velocity. By slowing flow velocities, check dams can serve multiple functions including reduction of channel scour and erosion, enhancement of sediment trapping, and greater treatment of the water quality control volume via enhanced water detention or retention. Typical check dam materials include rock, earth, wood, and concrete. "> '''check dam'''</span>
 
*<span title="a waterproof receptacle for holding liquids, usually water. Cisterns are often built to catch and store rainwater."> '''cistern'''</span>
 
*<span title="a waterproof receptacle for holding liquids, usually water. Cisterns are often built to catch and store rainwater."> '''cistern'''</span>
 
*<span title="fine-grained soil particles with a particle  diameter less than 0.002 mm"> '''clay'''</span>
 
*<span title="fine-grained soil particles with a particle  diameter less than 0.002 mm"> '''clay'''</span>
 +
*<span title="The Clean Water Act is a U.S. federal law that regulates the discharge of pollutants into the nation's surface waters, including lakes, rivers, streams, wetlands, and coastal areas."> '''[https://www.epa.gov/laws-regulations/summary-clean-water-act Clean Water Act]'''</span>
 
*<span title="coagulation involves the addition of polymers that clump small particles into larger aggregates for easy separation from water. Coagulation is a chemical process that involves neutralization of charge."> '''coagulation'''</span>
 
*<span title="coagulation involves the addition of polymers that clump small particles into larger aggregates for easy separation from water. Coagulation is a chemical process that involves neutralization of charge."> '''coagulation'''</span>
 
*<span title="there is no specific definition of coarse sediment, but in stormwater management it typically refers to coarse sand, which includes particles greater than 1/2-mm in diameter, using the Wentworth scale."> '''coarse sediment'''</span>
 
*<span title="there is no specific definition of coarse sediment, but in stormwater management it typically refers to coarse sand, which includes particles greater than 1/2-mm in diameter, using the Wentworth scale."> '''coarse sediment'''</span>
 
*<span title="Cofferdams and small dikes are temporary barriers or dams used to stop or redirect the flow of water from a construction site work area, such as a support column foundation, a shoreline retaining wall location, a trench crossing at a stream or river, or other area adjacent to or within a body of water."> [https://stormwater.pca.state.mn.us/index.php?title=Sediment_control_practices_-_Diversion_barrier_controls_(cofferdams/temporary_dikes) '''cofferdam''']</span>
 
*<span title="Cofferdams and small dikes are temporary barriers or dams used to stop or redirect the flow of water from a construction site work area, such as a support column foundation, a shoreline retaining wall location, a trench crossing at a stream or river, or other area adjacent to or within a body of water."> [https://stormwater.pca.state.mn.us/index.php?title=Sediment_control_practices_-_Diversion_barrier_controls_(cofferdams/temporary_dikes) '''cofferdam''']</span>
*<span title="fiber from the outer husk of the coconut"> '''coir'''</span>
+
*<span title="fiber from the outer husk of the coconut"> '''[https://stormwater.pca.state.mn.us/index.php?title=Coir_and_applications_of_coir_in_stormwater_management coir]'''</span>
 
*<span title="a low-to-moderate-capacity road which serves to move traffic from local streets to arterial roads. Unlike arterials, collector roads are designed to provide access to residential properties."> '''collector roadway''' </span>
 
*<span title="a low-to-moderate-capacity road which serves to move traffic from local streets to arterial roads. Unlike arterials, collector roads are designed to provide access to residential properties."> '''collector roadway''' </span>
 +
*<span title="Combined sewer systems are sewers that are designed to collect rainwater runoff, domestic sewage, and industrial wastewater in the same pipe."> '''combined sewer'''</span>
 
*<span title="the process in which a stress applied to a soil causes densification as air is displaced from the pores between the soil grains. Compaction is desired in construction practices and undesirable when promoting infiltration into soil."> [https://stormwater.pca.state.mn.us/index.php/Alleviating_compaction_from_construction_activities '''compacted soil''']</span>
 
*<span title="the process in which a stress applied to a soil causes densification as air is displaced from the pores between the soil grains. Compaction is desired in construction practices and undesirable when promoting infiltration into soil."> [https://stormwater.pca.state.mn.us/index.php/Alleviating_compaction_from_construction_activities '''compacted soil''']</span>
 
*<span title="the product resulting from the controlled biological decomposition of organic materials that has been sanitized through the generation of heat and stabilized to the point that it is beneficial to plant growth"> [https://stormwater.pca.state.mn.us/index.php?title=Compost_and_stormwater_management '''compost''']</span>
 
*<span title="the product resulting from the controlled biological decomposition of organic materials that has been sanitized through the generation of heat and stabilized to the point that it is beneficial to plant growth"> [https://stormwater.pca.state.mn.us/index.php?title=Compost_and_stormwater_management '''compost''']</span>
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*<span title="Storm runoff, flowing in a confined feature such as a channel, ditch, swale, river, etc. Concentrated flow often occurs after a maximum of 300 feet of sheet flow. concentrated flow can lead to severe down- or side-cutting in the resulting channel."> '''concentrated flow'''</span>
 
*<span title="Storm runoff, flowing in a confined feature such as a channel, ditch, swale, river, etc. Concentrated flow often occurs after a maximum of 300 feet of sheet flow. concentrated flow can lead to severe down- or side-cutting in the resulting channel."> '''concentrated flow'''</span>
 
*<span title="Occurs where water flow converges, effectively extending the stream network into the field"> '''concentrated stormwater runoff'''</span>
 
*<span title="Occurs where water flow converges, effectively extending the stream network into the field"> '''concentrated stormwater runoff'''</span>
 +
*<span title="a subset of impervious cover, which is directly connected to a drainage system or a water body via continuous impervious surfaces."> '''connected impervious'''</span>
 
*<span title="a model of a physical system that continuously tracks system response according to a set of equations typically involving differential equations."> '''continuous model'''</span>
 
*<span title="a model of a physical system that continuously tracks system response according to a set of equations typically involving differential equations."> '''continuous model'''</span>
 
*<span title="the total area, including pervious and impervious surfaces, contributing to a BMP"> '''[https://stormwater.pca.state.mn.us/index.php?title=Contributing_drainage_area_to_stormwater_BMPs contributing area]'''</span>
 
*<span title="the total area, including pervious and impervious surfaces, contributing to a BMP"> '''[https://stormwater.pca.state.mn.us/index.php?title=Contributing_drainage_area_to_stormwater_BMPs contributing area]'''</span>
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==D==
 
==D==
 
*<span title="Dead or inactive storage refers to water in a reservoir that cannot be drained by gravity through a dam's outlet"> '''dead storage'''</span>
 
*<span title="Dead or inactive storage refers to water in a reservoir that cannot be drained by gravity through a dam's outlet"> '''dead storage'''</span>
 +
*<span title="Deicing typically refers to removal of salt from impervious surfaces, such as roads, driveways, parking lots, and sidewalks. Chemicals, most commonly sodium chloride, are often used for deicing."> '''deicing'''</span>
 
*<span title="Depression storage refers to small low points in undulating terrain that can store precipitation that otherwise would become runoff. The precipitation stored in these depressions is then either removed through infiltration into the ground or by evaporation."> '''depression storage'''</span>
 
*<span title="Depression storage refers to small low points in undulating terrain that can store precipitation that otherwise would become runoff. The precipitation stored in these depressions is then either removed through infiltration into the ground or by evaporation."> '''depression storage'''</span>
 
*<span title="the rate of flow which a device is designed to handle"> '''design flow'''</span>
 
*<span title="the rate of flow which a device is designed to handle"> '''design flow'''</span>
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*<span title="Loss of water to the atmosphere as a result of the joint processes of evaporation and transpiration through vegetation"> '''evapotranspiration'''</span>
 
*<span title="Loss of water to the atmosphere as a result of the joint processes of evaporation and transpiration through vegetation"> '''evapotranspiration'''</span>
 
*<span title="the average pollutant concentration for a given stormwater event, expressed in units of mass per volume (e.g., mg/L)"> '''event mean concentration'''</span>
 
*<span title="the average pollutant concentration for a given stormwater event, expressed in units of mass per volume (e.g., mg/L)"> '''event mean concentration'''</span>
 +
*<span title=" The exchangeable sodium percentage (ESP) is calculated as follows: ESP = Exchangeable {(Na)/(Ca + Mg + K + Na)} x 100"> '''exchangeable sodium percent'''</span>
 +
*<span title="An amount of pollutant, usually expressed in mass per unit area per unit time, transported off-site, most often with stormwater runoff"> '''export'''</span>
 
*<span title="an extensive green roof has growing medium that is 6 inches or less deep"> '''extensive roofs'''</span>
 
*<span title="an extensive green roof has growing medium that is 6 inches or less deep"> '''extensive roofs'''</span>
  
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*<span title="A type of materials that collects sediments while permeable to water."> '''filter fabric''' </span>
 
*<span title="A type of materials that collects sediments while permeable to water."> '''filter fabric''' </span>
 
*<span title="Filtration Best Management Practices (BMPs) treat urban stormwater runoff as it flows through a filtering medium, such as sand or an organic material. They are generally used on small drainage areas (5 acres or less) and are primarily designed for pollutant removal. They are effective at removing total suspended solids (TSS), particulate phosphorus, metals, and most organics. They are less effective for soluble pollutants such as dissolved phosphorus, chloride, and nitrate."> [https://stormwater.pca.state.mn.us/index.php?title=Filtration '''filtration''']</span>
 
*<span title="Filtration Best Management Practices (BMPs) treat urban stormwater runoff as it flows through a filtering medium, such as sand or an organic material. They are generally used on small drainage areas (5 acres or less) and are primarily designed for pollutant removal. They are effective at removing total suspended solids (TSS), particulate phosphorus, metals, and most organics. They are less effective for soluble pollutants such as dissolved phosphorus, chloride, and nitrate."> [https://stormwater.pca.state.mn.us/index.php?title=Filtration '''filtration''']</span>
*<span title="an area of permanent vegetation or other material used to reduce sediment, organics, nutrients, pesticides, and other contaminants from runoff and to maintain or improve water quality.> '''filter strip'''</span>
+
*<span title="an area of permanent vegetation or other material used to reduce sediment, organics, nutrients, pesticides, and other contaminants from runoff and to maintain or improve water quality.> '''[https://stormwater.pca.state.mn.us/index.php?title=Overview_for_pretreatment_vegetated_filter_strips filter strip]'''</span>
 +
*<span title="soil with a diameter of 0.063 mm to 0.2 mm"> '''fine sand'''</span>
 
*<span title="the condition in which a project site does not pose any additional sediment discharge risk than it did prior to beginning project construction"> '''final stabilization'''</span>
 
*<span title="the condition in which a project site does not pose any additional sediment discharge risk than it did prior to beginning project construction"> '''final stabilization'''</span>
 
*<span title="soil consisting primarily of clay and silt"> '''fine textured soil'''</span>
 
*<span title="soil consisting primarily of clay and silt"> '''fine textured soil'''</span>
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*flow paths
 
*flow paths
 
*<span title="stormwater devices in which runoff water is treated as it flows through the device, typically through filtration, settling, or straining. These devices do not reduce the volume of runoff."> '''flow-through device'''</span>
 
*<span title="stormwater devices in which runoff water is treated as it flows through the device, typically through filtration, settling, or straining. These devices do not reduce the volume of runoff."> '''flow-through device'''</span>
 +
*<span title="A flow-weighted mean is the mean of a quantity after it is weighted proportional to a corresponding flow rate."> '''[https://ncwqr.files.wordpress.com/2017/06/d-time-weighted-and-flow-weighted-mean-concentrations.pdf flow-weighted mean concentration]'''</span>
 
*<span title="Fluvial processes include the motion of sediment and erosion or deposition on a river or stream bed.> '''fluvial systems'''</span>
 
*<span title="Fluvial processes include the motion of sediment and erosion or deposition on a river or stream bed.> '''fluvial systems'''</span>
 
*footprint
 
*footprint
*<span title="an artificial pool of water in front of a larger body of water. The larger body of water may be natural or man-made. Forebays have a number of functions. They may be used upstream of reservoirs to trap sediment and debris (sometimes called a sediment forebay) in order to keep the reservoir clean."> '''forebay'''</span>
+
*<span title="an artificial pool of water in front of a larger body of water. The larger body of water may be natural or man-made. Forebays have a number of functions. They may be used upstream of reservoirs to trap sediment and debris (sometimes called a sediment forebay) in order to keep the reservoir clean."> '''[https://stormwater.pca.state.mn.us/index.php?title=Pretreatment_-_Screening_and_straining_devices,_including_forebays forebay]'''</span>
 
*<span title="A geologic formation that contains sufficient fissures, fractures, cracks, joints and faults that yields economic quantities of water to boreholes and springs."> '''fractured flow'''</span>
 
*<span title="A geologic formation that contains sufficient fissures, fractures, cracks, joints and faults that yields economic quantities of water to boreholes and springs."> '''fractured flow'''</span>
  
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*<span title="Synonymous with slope or incline."> '''grade'''</span>
 
*<span title="Synonymous with slope or incline."> '''grade'''</span>
 
*<span title="A grade control structure is used to stabilize a stream, grassed waterway, or gully to reduce channel bed erosion."> '''grade control structures'''</span>
 
*<span title="A grade control structure is used to stabilize a stream, grassed waterway, or gully to reduce channel bed erosion."> '''grade control structures'''</span>
*<span title="Green roofs consist of a series of layers that create an environment suitable for plant growth without damaging the underlying roof system. Green roofs create green space for public benefit, energy efficiency, and stormwater retention/ detention."> '''green roof'''</span>
+
*<span title="Green roofs consist of a series of layers that create an environment suitable for plant growth without damaging the underlying roof system. Green roofs create green space for public benefit, energy efficiency, and stormwater retention/ detention."> '''[https://stormwater.pca.state.mn.us/index.php?title=Green_roofs green roof]'''</span>
 
*<span title="an area of grass, trees, or other vegetation set apart for recreational or aesthetic purposes in an otherwise urban environment."> '''green space'''</span>
 
*<span title="an area of grass, trees, or other vegetation set apart for recreational or aesthetic purposes in an otherwise urban environment."> '''green space'''</span>
 
*geotextile
 
*geotextile
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*<span title="High-density polyethylene (HDPE) or polyethylene high-density (PEHD) is a thermoplastic polymer produced from the monomer ethylene.It has a high strength-to-density ratio."> '''High-density polyethylene'''</span>
 
*<span title="High-density polyethylene (HDPE) or polyethylene high-density (PEHD) is a thermoplastic polymer produced from the monomer ethylene.It has a high strength-to-density ratio."> '''High-density polyethylene'''</span>
 
*<span title="Highly urban and ultra-urban settings have a large percentage of impermeable surface and typically have limited space to install surface BMPs. An example would be a downtown area."> '''highly urban and ultra-urban environments'''</span>
 
*<span title="Highly urban and ultra-urban settings have a large percentage of impermeable surface and typically have limited space to install surface BMPs. An example would be a downtown area."> '''highly urban and ultra-urban environments'''</span>
*<span title="Hydraulic conductivity is a property of soils and rocks that describes the ease with which a fluid (usually water) can move through pore spaces or fractures."> '''hydraulic conductivity of the aquifer material (k),'''</span>  
+
*<span title="Hydraulic conductivity is a property of soils and rocks that describes the ease with which a fluid (usually water) can move through pore spaces or fractures."> '''hydraulic conductivity (k)'''</span>  
 
*<span title="The surface or profile of water flowing in an open channel or a pipe flowing partially full."> '''hydraulic grade line'''</span>
 
*<span title="The surface or profile of water flowing in an open channel or a pipe flowing partially full."> '''hydraulic grade line'''</span>
 
*<span title="The hydraulic gradient is the change in total head divided the distance over which the change occurs."> '''hydraulic gradient (i),'''</span>
 
*<span title="The hydraulic gradient is the change in total head divided the distance over which the change occurs."> '''hydraulic gradient (i),'''</span>
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*<span title="stormwater management devices that use cyclonic separation to control water pollution. They are designed as flow-through structures with a settling or separation unit to remove sediment and other pollutants."> '''hydrodynamic separator'''</span>
 
*<span title="stormwater management devices that use cyclonic separation to control water pollution. They are designed as flow-through structures with a settling or separation unit to remove sediment and other pollutants."> '''hydrodynamic separator'''</span>
 
*<span title="the branch of geology concerned with water occurring underground or on the surface of the earth"> '''hydrogeology'''</span>
 
*<span title="the branch of geology concerned with water occurring underground or on the surface of the earth"> '''hydrogeology'''</span>
 +
*<span title="A soil classification system (Natural Resource Conservation System) based on runoff potential. Groups include A soils (coarse textured with very low runoff potential), B soils (medium coarse textured with low runoff potential), C soils (fine to moderate textured with moderate runoff potential), and D soils (fine textured with high runoff potential)."> '''[https://stormwater.pca.state.mn.us/index.php?title=Design_infiltration_rates hydrologic soil group]'''</span>
 +
*<span title=" a planting process that uses a slurry of seed and mulch. It is often used as an erosion control technique on construction sites, as an alternative to the traditional process of broadcasting or sowing dry seed."> '''[https://stormwater.pca.state.mn.us/index.php?title=Erosion_prevention_practices_-_temporary_seeding_and_stabilization hydroseed]'''</span>
  
 
==I==
 
==I==
 
*<span title="any flow or dumping to a municipal separate storm sewer of any substance that is not composed entirely of stormwater; exceptions are non-stormwater discharges allowed by the NPDES Permit and discharges resulting from emergency firefighting activities."> '''illicit discharge'''</span>
 
*<span title="any flow or dumping to a municipal separate storm sewer of any substance that is not composed entirely of stormwater; exceptions are non-stormwater discharges allowed by the NPDES Permit and discharges resulting from emergency firefighting activities."> '''illicit discharge'''</span>
 
*<span title="Impaired waters are bodies of water that exceed the limits of one or more parameters for surface water quality"> [https://stormwater.pca.state.mn.us/index.php?title=Special_Waters_and_Impaired_Waters '''impaired water''']</span>
 
*<span title="Impaired waters are bodies of water that exceed the limits of one or more parameters for surface water quality"> [https://stormwater.pca.state.mn.us/index.php?title=Special_Waters_and_Impaired_Waters '''impaired water''']</span>
 +
*<span title="Routing impervious surfaces to pervious surfaces. An example is routing runoff from a parking lot to a turfed area."> '''impervious disconnection'''</span>
 
*<span title="a plan that specifies the type and quantity of corrective measures needed to achieve the pollutant loads calculated in a TMDL and implementing those plans will help to achieve that goal."> '''implementation plan'''</span>
 
*<span title="a plan that specifies the type and quantity of corrective measures needed to achieve the pollutant loads calculated in a TMDL and implementing those plans will help to achieve that goal."> '''implementation plan'''</span>
 
*<span title="A stream channel in which the bed has dropped and as a result, the stream is disconnected from its floodplain. Incised channels are often referred to as degraded channels."> '''incised stream'''</span>
 
*<span title="A stream channel in which the bed has dropped and as a result, the stream is disconnected from its floodplain. Incised channels are often referred to as degraded channels."> '''incised stream'''</span>
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*<span title="a complex organic polymer deposited in the cell walls of many plants, making them rigid and woody"> '''lignin'''</span>
 
*<span title="a complex organic polymer deposited in the cell walls of many plants, making them rigid and woody"> '''lignin'''</span>
 
*<span title="water held temporarily, typically in a constructed pond, above the permanent (dead storage) pool"> '''live storage'''</span>
 
*<span title="water held temporarily, typically in a constructed pond, above the permanent (dead storage) pool"> '''live storage'''</span>
 +
*<span title="a soil with roughly equal proportions of clay, silt, and sand"> '''loam'''</span>
 
*<span title="the slope spanning the length of a body"> '''longitudinal slope'''</span>
 
*<span title="the slope spanning the length of a body"> '''longitudinal slope'''</span>
 
*<span title="low permeability soils typically have low infiltration rates, less than 0.1 inches per hour. These are Hydrologic Soil Group D soils"> '''low permeability soils'''</span>
 
*<span title="low permeability soils typically have low infiltration rates, less than 0.1 inches per hour. These are Hydrologic Soil Group D soils"> '''low permeability soils'''</span>
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*<span title="a tool to simulate natural processes and estimate the expected volume, rate, or quality of stormwater"> [https://stormwater.pca.state.mn.us/index.php?title=Introduction_to_stormwater_modeling '''model''']</span>
 
*<span title="a tool to simulate natural processes and estimate the expected volume, rate, or quality of stormwater"> [https://stormwater.pca.state.mn.us/index.php?title=Introduction_to_stormwater_modeling '''model''']</span>
 
*moderate to steep slopes
 
*moderate to steep slopes
 +
*<span title="The localized temporary rise in the groundwater surface below an area of infiltration"> '''[https://stormwater.pca.state.mn.us/index.php?title=Stormwater_infiltration_and_groundwater_mounding mounding]'''</span>
 
*<span title="A municipal separate storm sewer system (MS4) is a means of transportation, individually or in a system, (e.g. roads with drainage systems, municipal streets, catch basins, curbs, gutters, ditches, man-made channels, storm drains, etc.) that are: owned or operated by a public entity (e.g. cities, townships, counties, military bases, hospitals, prison complexes, highway departments, universities, etc.) with jurisdiction over disposal of sewage, industrial wastes, stormwater, or other wastes. This includes special districts under State law (sewer, flood control, or drainage districts, etc.), an authorized Indian tribal organization, or a designated and approved management agency under section 208 of the Clean Water Act; designed or used for collecting or transporting stormwater; not a combined sewer; and not part of a publicly owned treatment works."> '''MS4'''</span> (Municipal Separate Storm Sewer System)
 
*<span title="A municipal separate storm sewer system (MS4) is a means of transportation, individually or in a system, (e.g. roads with drainage systems, municipal streets, catch basins, curbs, gutters, ditches, man-made channels, storm drains, etc.) that are: owned or operated by a public entity (e.g. cities, townships, counties, military bases, hospitals, prison complexes, highway departments, universities, etc.) with jurisdiction over disposal of sewage, industrial wastes, stormwater, or other wastes. This includes special districts under State law (sewer, flood control, or drainage districts, etc.), an authorized Indian tribal organization, or a designated and approved management agency under section 208 of the Clean Water Act; designed or used for collecting or transporting stormwater; not a combined sewer; and not part of a publicly owned treatment works."> '''MS4'''</span> (Municipal Separate Storm Sewer System)
 
*<span title="Mulch products are intended to reduce raindrop (splash) erosion, decrease sheet erosion, promote rain/snowmelt infiltration, increase soil moisture retention, regulate soil temperature, and in most cases, improve soil texture and increase organic matter. Mulch products include natural materials such as straw and other grasses, coconut fiber, and bark."> [https://stormwater.pca.state.mn.us/index.php?title=Erosion_prevention_practices_-_natural_and_synthetic_mulches '''mulching''']</span>
 
*<span title="Mulch products are intended to reduce raindrop (splash) erosion, decrease sheet erosion, promote rain/snowmelt infiltration, increase soil moisture retention, regulate soil temperature, and in most cases, improve soil texture and increase organic matter. Mulch products include natural materials such as straw and other grasses, coconut fiber, and bark."> [https://stormwater.pca.state.mn.us/index.php?title=Erosion_prevention_practices_-_natural_and_synthetic_mulches '''mulching''']</span>
  
 
==N==
 
==N==
 +
*<span title="The National Pollutant Discharge Elimination System (NPDES) addresses water pollution by regulating point sources that discharge pollutants to Waters of the United States (WOTUS)"> '''NPDES'''</span>
 
*<span title="a potent greenhouse gas emitted during agricultural and industrial activities, combustion of fossil fuels and solid waste, as well as during treatment of wastewater"> '''nitrous oxide'''</span>
 
*<span title="a potent greenhouse gas emitted during agricultural and industrial activities, combustion of fossil fuels and solid waste, as well as during treatment of wastewater"> '''nitrous oxide'''</span>
 +
*<span title="Stormwater practices that are not permanent, physical devices or structures but that reduce pollutant loading. Examples include street sweeping, pollution prevention, education, impervious surface disconnection, and illicit discharge disconnection."> '''non-structural practice'''</span>
 
*<span title=""Notice of Termination (NOT)" means the form (electronic or paper) required for terminating coverage under the Construction General permit. [Minn. R. 7090]"> [https://stormwater.pca.state.mn.us/index.php?title=MN_CSW_Permit_Section_4_Termination_of_Coverage '''Notice of Termination''']</span>
 
*<span title=""Notice of Termination (NOT)" means the form (electronic or paper) required for terminating coverage under the Construction General permit. [Minn. R. 7090]"> [https://stormwater.pca.state.mn.us/index.php?title=MN_CSW_Permit_Section_4_Termination_of_Coverage '''Notice of Termination''']</span>
  
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*<span title="Ordinary high water level means the boundary of waterbasins, watercourses, public waters, and public waters wetlands, and the ordinary high water level is an elevation delineating the highest water level that has been maintained for a sufficient period of time to leave evidence upon the landscape, commonly the point where the natural vegetation changes from predominantly aquatic to predominantly terrestrial; for watercourses, the ordinary high water level is the elevation of the top of the bank of the channel; and for reservoirs and flowages, the ordinary high water level is the operating elevation of the normal summer pool."> [https://www.dnr.state.mn.us/waters/surfacewater_section/hydrographics/ohw.html '''ordinary high water level''']</span>
 
*<span title="Ordinary high water level means the boundary of waterbasins, watercourses, public waters, and public waters wetlands, and the ordinary high water level is an elevation delineating the highest water level that has been maintained for a sufficient period of time to leave evidence upon the landscape, commonly the point where the natural vegetation changes from predominantly aquatic to predominantly terrestrial; for watercourses, the ordinary high water level is the elevation of the top of the bank of the channel; and for reservoirs and flowages, the ordinary high water level is the operating elevation of the normal summer pool."> [https://www.dnr.state.mn.us/waters/surfacewater_section/hydrographics/ohw.html '''ordinary high water level''']</span>
 
*<span title="carbon-based compounds, originally derived from living organisms"> '''organic material'''</span>
 
*<span title="carbon-based compounds, originally derived from living organisms"> '''organic material'''</span>
*<span title="anions of orthophosphoric acid H<sub>3</sub>PO<sub>4</sub> include orthophosphate PO<sub>4</sub><sup>−3</sup>, hydrogen phosphate HPO<sub>4</sub><sup>-2</sup>, and dihydrogen phosphate H<sub>2</sub>PO<sub>4</sub><sup>−</sup>"> '''orthophosphate'''</span>
 
 
*<span title="An outfall is defined as any point where a separate storm sewer system discharges to either Water of the United States or to another MS4. Outfalls include discharges from pipes, ditches swales, and other points of concentrated flow"> '''outfall'''</span>
 
*<span title="An outfall is defined as any point where a separate storm sewer system discharges to either Water of the United States or to another MS4. Outfalls include discharges from pipes, ditches swales, and other points of concentrated flow"> '''outfall'''</span>
 
*<span title="the movement of water over the land, downslope toward a surface water body."> '''overland flow'''</span>
 
*<span title="the movement of water over the land, downslope toward a surface water body."> '''overland flow'''</span>
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==P==
 
==P==
 +
*<span title="Program for Predicting Polluting Particle Passage through Pits, Puddles & Ponds, is a physically-based stormwater quality model developed by William Walker to predict the generation and transport of stormwater runoff pollutants in urban watershed"> [https://stormwater.pca.state.mn.us/index.php?title=Available_stormwater_models_and_selecting_a_model#P8 '''P8''']</span>
 
*<span title="an index (means of expression) indicating what sizes (particle size) of particles are present in what proportions (relative particle amount as a percentage where the total amount of particles is 100 %) in the sample particle group to be measured"> '''particle size distribution'''</span>
 
*<span title="an index (means of expression) indicating what sizes (particle size) of particles are present in what proportions (relative particle amount as a percentage where the total amount of particles is 100 %) in the sample particle group to be measured"> '''particle size distribution'''</span>
 
*<span title="a microbe or microorganism such as a virus, bacterium, prion, or fungus that causes disease in humans."> '''pathogen'''</span>
 
*<span title="a microbe or microorganism such as a virus, bacterium, prion, or fungus that causes disease in humans."> '''pathogen'''</span>
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*permanent cover
 
*permanent cover
 
*<span title="stormwater management practice that will be operational after the land disturbing activities are completed"> '''permanent stormwater management'''</span>
 
*<span title="stormwater management practice that will be operational after the land disturbing activities are completed"> '''permanent stormwater management'''</span>
 +
*<span title="Permeable pavements allow stormwater runoff to filter through surface voids into an underlying stone reservoir for temporary storage and/or infiltration. The most commonly used permeable pavement surfaces are pervious concrete, porous asphalt, and permeable interlocking concrete pavers (PICP)."> '''[https://stormwater.pca.state.mn.us/index.php?title=Permeable_pavement permeable pavement]'''</span>
 
*<span title="The Phase I program for MS4s requires operators of “medium” and “large” MS4s, that is, those that generally serve populations of 100,000 or greater, to implement a stormwater management program as a means to control polluted discharges from these MS4s"> '''Phase 1'''</span>
 
*<span title="The Phase I program for MS4s requires operators of “medium” and “large” MS4s, that is, those that generally serve populations of 100,000 or greater, to implement a stormwater management program as a means to control polluted discharges from these MS4s"> '''Phase 1'''</span>
 
*<span title="The Stormwater Phase II Rule extends coverage of the NPDES stormwater program to certain “small” MS4s but takes a slightly different approach to how the stormwater management program is developed and implemented."> '''Phase 2'''</span>
 
*<span title="The Stormwater Phase II Rule extends coverage of the NPDES stormwater program to certain “small” MS4s but takes a slightly different approach to how the stormwater management program is developed and implemented."> '''Phase 2'''</span>
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*<span title="small-sized seedlings grown in trays from expanded polystyrene or polythene filled usually with a peat or compost substrate."> '''plugs'''</span>
 
*<span title="small-sized seedlings grown in trays from expanded polystyrene or polythene filled usually with a peat or compost substrate."> '''plugs'''</span>
 
*point of discharge
 
*point of discharge
 +
*<span title="any practice that reduces, eliminates, or prevents pollution at its source"> '''pollution prevention'''</span>
 +
*<span title="a class of chemicals that occur naturally in coal, crude oil, and gasoline. They also are produced when coal, oil, gas, wood, garbage, and tobacco are burned."> '''polycyclic aromatic hydrocarbons'''</span>
 
*<span title="Polymers are large molecules, or macromolecules, composed of many repeated subunits. For water treatment, they are used as coagulants and may be cationic, anionic, or neutral, depending on the desired treatment."> '''polymer'''</span>
 
*<span title="Polymers are large molecules, or macromolecules, composed of many repeated subunits. For water treatment, they are used as coagulants and may be cationic, anionic, or neutral, depending on the desired treatment."> '''polymer'''</span>
 
*<span title="Porosity or void fraction is a measure of the void (i.e. empty) spaces in a material, and is a fraction of the volume of voids over the total volume, between 0 and 1, or as a percentage between 0% and 100%."> '''porosity (f)'''</span>
 
*<span title="Porosity or void fraction is a measure of the void (i.e. empty) spaces in a material, and is a fraction of the volume of voids over the total volume, between 0 and 1, or as a percentage between 0% and 100%."> '''porosity (f)'''</span>
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*<span title="the process of planning and applying fire to a predetermined area, under specific environmental conditions, to achieve a desired outcome"> '''Prescribed burning'''</span>
 
*<span title="the process of planning and applying fire to a predetermined area, under specific environmental conditions, to achieve a desired outcome"> '''Prescribed burning'''</span>
 
*<span title="Pretreatment reduces maintenance and prolongs the lifespan of structural stormwater BMPs by removing trash, debris, organic materials, coarse sediments, and associated pollutants prior to entering structural stormwater BMPs. Implementing pretreatment devices also improves aesthetics by capturing debris in focused or hidden areas. Pretreatment practices include settling devices, screens, and pretreatment vegetated filter strips."> [https://stormwater.pca.state.mn.us/index.php?title=Pretreatment '''pretreatment''']</span>
 
*<span title="Pretreatment reduces maintenance and prolongs the lifespan of structural stormwater BMPs by removing trash, debris, organic materials, coarse sediments, and associated pollutants prior to entering structural stormwater BMPs. Implementing pretreatment devices also improves aesthetics by capturing debris in focused or hidden areas. Pretreatment practices include settling devices, screens, and pretreatment vegetated filter strips."> [https://stormwater.pca.state.mn.us/index.php?title=Pretreatment '''pretreatment''']</span>
 +
*<span title="Pre-wetting of salt is a process of coating, or treating, the dry material with a liquid."> '''pre-wetting'''</span>
 
*<span title="a pre-fabricated stormwater treatment structure utilizing settling, filtration, absorptive/adsorptive materials, vortex separation, vegetative components, and/or other appropriate technology to remove pollutants from storm runoff."> '''proprietary structures'''</span>
 
*<span title="a pre-fabricated stormwater treatment structure utilizing settling, filtration, absorptive/adsorptive materials, vortex separation, vegetative components, and/or other appropriate technology to remove pollutants from storm runoff."> '''proprietary structures'''</span>
 
*<span title="A constructed conveyance designed to drain land and to collect water quickly and efficiently"> '''public ditch'''</span>
 
*<span title="A constructed conveyance designed to drain land and to collect water quickly and efficiently"> '''public ditch'''</span>
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==R==
 
==R==
 
*<span title="Manner in which the depth of rainfall varies in space and time"> '''rainfall distribution'''</span>
 
*<span title="Manner in which the depth of rainfall varies in space and time"> '''rainfall distribution'''</span>
*<span title="The Rational Method is a simple hydrologic calculation of peak flow based on drainage area, rainfall intensity, and a non-dimensional runoff coefficient. The peak flow is calculated as the rainfall intensity in inches per hour multiplied by the runoff coefficient and the drainage area in acres. The peak flow, Q, is calculated in cubic feet per second (cfs) as Q = CiA where C is the runoff coefficient, i is the rainfall intensity, and A is the drainage area. A conversion factor of 1.008 is necessary to convert acre-inches per hour to cfs, but this is typically not used. This method is best used only for simple approximations of peak flow from small watersheds."> '''Rational Method'''</span>
+
*<span title="The Rational Method is a simple hydrologic calculation of peak flow based on drainage area, rainfall intensity, and a non-dimensional runoff coefficient. The peak flow is calculated as the rainfall intensity in inches per hour multiplied by the runoff coefficient and the drainage area in acres. The peak flow, Q, is calculated in cubic feet per second (cfs) as Q = CiA where C is the runoff coefficient, i is the rainfall intensity, and A is the drainage area. A conversion factor of 1.008 is necessary to convert acre-inches per hour to cfs, but this is typically not used. This method is best used only for simple approximations of peak flow from small watersheds."> [https://stormwater.pca.state.mn.us/index.php?title=The_Simple_Method_for_estimating_phosphorus_export '''Rational Method''']</span>
 
*<span title="A stream, river, lake, ocean, or other surface or groundwaters into which treated or untreated wastewater is discharged"> '''receiving water'''</span>
 
*<span title="A stream, river, lake, ocean, or other surface or groundwaters into which treated or untreated wastewater is discharged"> '''receiving water'''</span>
 
*<span title="use of more than one BMP to provide additional treatment or protection"> '''redundant'''</span>
 
*<span title="use of more than one BMP to provide additional treatment or protection"> '''redundant'''</span>
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==Sa-Sn==
 
==Sa-Sn==
 +
*<span title="filtration of stormwater through a sand filtering material whose purpose is to remove pollution from runoff"> '''[https://stormwater.pca.state.mn.us/index.php?title=Filtration sand filter]'''</span>
 
*<span title="an underground pipe or tunnel system for transporting sewage from houses and commercial buildings (but not stormwater) to treatment facilities or disposal."> '''sanitary sewer'''</span>
 
*<span title="an underground pipe or tunnel system for transporting sewage from houses and commercial buildings (but not stormwater) to treatment facilities or disposal."> '''sanitary sewer'''</span>
 
*<span title="Scour holes are areas where removal of underwater bed material has taken place, and are caused by current or wave activity impinging upon a structure-face"> '''scour hole'''</span>
 
*<span title="Scour holes are areas where removal of underwater bed material has taken place, and are caused by current or wave activity impinging upon a structure-face"> '''scour hole'''</span>
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*<span title="Soil aggregates are groups of soil particles that bind to each other more strongly than to adjacent particles. The space between the aggregates provide pore space for retention and exchange of air and water."> '''soil aggregation'''</span>
 
*<span title="Soil aggregates are groups of soil particles that bind to each other more strongly than to adjacent particles. The space between the aggregates provide pore space for retention and exchange of air and water."> '''soil aggregation'''</span>
 
*<span title="the compression of soil particles into a smaller volume, which reduces the size of pore space available for air and water."> '''soil compaction'''</span>
 
*<span title="the compression of soil particles into a smaller volume, which reduces the size of pore space available for air and water."> '''soil compaction'''</span>
 +
*<span title="the wearing away of a field's topsoil by the natural physical forces of water and wind"> '''soil erosion'''</span>
 
*<span title="the total amount of water a soil can hold at field capacity."> '''soil moisture holding capacity (gravity drained water)'''</span>
 
*<span title="the total amount of water a soil can hold at field capacity."> '''soil moisture holding capacity (gravity drained water)'''</span>
 
*<span title="the organic matter component of soil, consisting of plant and animal residues at various stages of decomposition, cells and tissues of soil organisms, and substances synthesized by soil organisms"> '''soil organic matter'''</span>
 
*<span title="the organic matter component of soil, consisting of plant and animal residues at various stages of decomposition, cells and tissues of soil organisms, and substances synthesized by soil organisms"> '''soil organic matter'''</span>
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*<span title="the force required to move a sphere through a given viscous fluid at a low uniform velocity is directly proportional to the velocity and radius of the sphere."> '''Stoke's Law'''</span>
 
*<span title="the force required to move a sphere through a given viscous fluid at a low uniform velocity is directly proportional to the velocity and radius of the sphere."> '''Stoke's Law'''</span>
 
*<span title="A stormwater conveyance channel is a permanent waterway, designed to convey stormwater runoff."> '''stormwater conveyance channel'''</span>
 
*<span title="A stormwater conveyance channel is a permanent waterway, designed to convey stormwater runoff."> '''stormwater conveyance channel'''</span>
 +
*<span title="Stormwater Hotspots (PSHs) are activities or practices that have the potential to produce relatively high levels of stormwater pollutants"> '''[https://stormwater.pca.state.mn.us/index.php?title=Potential_stormwater_hotspots stormwater hotspot]'''</span>
 +
*<span title="Stormwater wetlands are similar in design to stormwater ponds and mainly differ by their variety of water depths and associated vegetative complex."> '''[https://stormwater.pca.state.mn.us/index.php?title=Stormwater_wetlands stormwater wetland]'''</span>
 
*<span title="a stationary and permanent BMP that is designed, constructed and operated to prevent or reduce the discharge of pollutants in stormwater"> '''structural stormwater BMP'''</span>
 
*<span title="a stationary and permanent BMP that is designed, constructed and operated to prevent or reduce the discharge of pollutants in stormwater"> '''structural stormwater BMP'''</span>
 
*<span title="a system that treats wastewater for one specific residence. Wastewater includes all bathroom, kitchen, and laundry water."> '''subsurface sewage treatment system (SSTS)'''</span>
 
*<span title="a system that treats wastewater for one specific residence. Wastewater includes all bathroom, kitchen, and laundry water."> '''subsurface sewage treatment system (SSTS)'''</span>
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==T==
 
==T==
 +
*<span title="Tackifiers and soil stabilizers are hydraulically applied chemicals derived from natural and synthetic sources used to promote adhesion among soil particles or mulch materials"> '''[https://stormwater.pca.state.mn.us/index.php?title=Erosion_prevention_practices_-_tackifiers_and_soil_stabilizers tackifier]'''</span>
 
*<span title="https://stormwater.pca.state.mn.us/index.php?title=Erosion_prevention_practices_-_temporary_seeding_and_stabilization"> [https://stormwater.pca.state.mn.us/index.php?title=Erosion_prevention_practices_-_temporary_seeding_and_stabilization '''temporary seeding''']</span>
 
*<span title="https://stormwater.pca.state.mn.us/index.php?title=Erosion_prevention_practices_-_temporary_seeding_and_stabilization"> [https://stormwater.pca.state.mn.us/index.php?title=Erosion_prevention_practices_-_temporary_seeding_and_stabilization '''temporary seeding''']</span>
 
*<span title="the time needed for water to flow from the most remote point in a watershed to the watershed outlet. It is a function of the topography, geology, and land use within the watershed."> '''time of concentration'''</span>
 
*<span title="the time needed for water to flow from the most remote point in a watershed to the watershed outlet. It is a function of the topography, geology, and land use within the watershed."> '''time of concentration'''</span>
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*<span title="a quadrilateral with only one pair of parallel sides"> '''trapezoid'''</span>
 
*<span title="a quadrilateral with only one pair of parallel sides"> '''trapezoid'''</span>
 
*<span title="Groundwater travel time is the time it takes for water to move horizontally from one location to another. Travel times are typically calculated using Darcy's equation."> '''travel time'''</span>
 
*<span title="Groundwater travel time is the time it takes for water to move horizontally from one location to another. Travel times are typically calculated using Darcy's equation."> '''travel time'''</span>
 +
*<span title="a practice, device or structure designed to treat stormwater runoff (i.e. remove pollutants from stormwater). These include structural practices such as rain gardens, and non-strutural practices such as street sweeping."> '''treatment practice'''</span>
 
*<span title="multiple BMPs that work together to remove pollutants utilizing combinations of hydraulic, physical, biological, and chemical methods"> [https://stormwater.pca.state.mn.us/index.php?title=Using_the_treatment_train_approach_to_BMP_selection '''treatment train''']</span>
 
*<span title="multiple BMPs that work together to remove pollutants utilizing combinations of hydraulic, physical, biological, and chemical methods"> [https://stormwater.pca.state.mn.us/index.php?title=Using_the_treatment_train_approach_to_BMP_selection '''treatment train''']</span>
 
*<span title="Turbidity is the cloudiness of a fluid caused by individual particles that are generally invisible to the naked eye. Turbid water has a large number of particles suspended in water and therefore appears cloudy."> '''turbid'''</span>
 
*<span title="Turbidity is the cloudiness of a fluid caused by individual particles that are generally invisible to the naked eye. Turbid water has a large number of particles suspended in water and therefore appears cloudy."> '''turbid'''</span>
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*<span title="Turf reinforcement mats (TRMs) are synthetic, non-degradable soil and seedbed covers of variable thickness designed to provide short-term protection against raindrop and wind erosion, permanent support for vegetation on slopes, and permanent armoring and vegetation support for ditches, swales, and channels."> [https://stormwater.pca.state.mn.us/index.php?title=Erosion_prevention_practices_-_turf_reinforcement_mats '''turf reinforcement mat''']</span>
 
*<span title="Turf reinforcement mats (TRMs) are synthetic, non-degradable soil and seedbed covers of variable thickness designed to provide short-term protection against raindrop and wind erosion, permanent support for vegetation on slopes, and permanent armoring and vegetation support for ditches, swales, and channels."> [https://stormwater.pca.state.mn.us/index.php?title=Erosion_prevention_practices_-_turf_reinforcement_mats '''turf reinforcement mat''']</span>
 
*<span title="Two-stage  channel  systems  consist  of  an  inset  channel  and  small  floodplain (benches) within the ditch confines. "> '''two-stage channel'''</span>
 
*<span title="Two-stage  channel  systems  consist  of  an  inset  channel  and  small  floodplain (benches) within the ditch confines. "> '''two-stage channel'''</span>
 +
*<span title="A rainfall distribution characterized by short duration, high intensity rainfall"> '''[https://www.wcc.nrcs.usda.gov/ftpref/wntsc/H&H/NEHhydrology/ch4_Sept2015draft.pdf Type 2 rain distribution]'''</span>
  
 
==U==
 
==U==
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*<span title="vanes are channel-spanning structures that provide grade control, dissipate energy, deflect stream flow to the center of the channel, and create pools"> '''vane weir structures'''</span>
 
*<span title="vanes are channel-spanning structures that provide grade control, dissipate energy, deflect stream flow to the center of the channel, and create pools"> '''vane weir structures'''</span>
 
*<span title="Pretreatment vegetated filter strips are designed to provide sedimentation and screening (by vegetation) to treat stormwater runoff prior to entering a structural stormwater BMP. Pretreatment vegetated filter strips are especially effective at capturing excess sediment in stormwater runoff by settling solids. Pretreatment vegetated filter strips provide limited (due to size) volume reduction, peak flow reduction, infiltration, and biological treatment. Stormwater management processes not provided in pretreatment vegetated filter strips include filtration and sorption."> [https://stormwater.pca.state.mn.us/index.php?title=Overview_for_pretreatment_vegetated_filter_strips '''Vegetated filter strip''']</span>
 
*<span title="Pretreatment vegetated filter strips are designed to provide sedimentation and screening (by vegetation) to treat stormwater runoff prior to entering a structural stormwater BMP. Pretreatment vegetated filter strips are especially effective at capturing excess sediment in stormwater runoff by settling solids. Pretreatment vegetated filter strips provide limited (due to size) volume reduction, peak flow reduction, infiltration, and biological treatment. Stormwater management processes not provided in pretreatment vegetated filter strips include filtration and sorption."> [https://stormwater.pca.state.mn.us/index.php?title=Overview_for_pretreatment_vegetated_filter_strips '''Vegetated filter strip''']</span>
*<span title="A shallow channel with sloping sides that is stabilized with vegetation to serve as a filtration device to capture sediments and transport water."> '''vegetated swale'''</span>
+
*<span title="A shallow channel with sloping sides that is stabilized with vegetation to serve as a filtration device to capture sediments and transport water."> '''[https://stormwater.pca.state.mn.us/index.php?title=Dry_swale_(Grass_swale) vegetated swale]'''</span>
 
*<span title="The viscosity of a fluid is a measure of its resistance to deformation at a given rate. "> '''viscosity'''</span>
 
*<span title="The viscosity of a fluid is a measure of its resistance to deformation at a given rate. "> '''viscosity'''</span>
  
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*<span title="The volume of water that is treated by a BMP."> [https://stormwater.pca.state.mn.us/index.php?title=Water_quality_criteria '''Water Quality Volume''']</span>
 
*<span title="The volume of water that is treated by a BMP."> [https://stormwater.pca.state.mn.us/index.php?title=Water_quality_criteria '''Water Quality Volume''']</span>
 
*<span title="The water table is the upper surface of the zone of saturation. The zone of saturation is where the pores and fractures of the ground are saturated with water. ... Below the water table, in the phreatic zone (zone of saturation), layers of permeable rock that yield groundwater are called aquifers."> '''A water table aquifer'''</span>
 
*<span title="The water table is the upper surface of the zone of saturation. The zone of saturation is where the pores and fractures of the ground are saturated with water. ... Below the water table, in the phreatic zone (zone of saturation), layers of permeable rock that yield groundwater are called aquifers."> '''A water table aquifer'''</span>
 +
*<span title="a process, including a report, to identify and address threats to water quality in major watershed"> '''[https://www.pca.state.mn.us/water/watershed-approach-restoring-and-protecting-water-quality Watershed Restoration and Protection Strategy]'''</span>
 
*<span title="Wave energy (or wave power) is the transport and capture of energy by surface water waves"> '''wave energy'''</span>
 
*<span title="Wave energy (or wave power) is the transport and capture of energy by surface water waves"> '''wave energy'''</span>
 
*<span title="a low dam built across a river or body of flowing water to raise the level of water upstream or regulate its flow."> '''weir'''</span>
 
*<span title="a low dam built across a river or body of flowing water to raise the level of water upstream or regulate its flow."> '''weir'''</span>
Line 340: Line 372:
 
*wet storage
 
*wet storage
 
*<span title="Wet swales occur when the water table is located very close to the surface or water does not readily drain out of the swale. A wet swale acts as a very long and linear shallow biofiltration or linear wetland treatment system."> [https://stormwater.pca.state.mn.us/index.php?title=Wet_swale_(wetland_channel) '''wet swale''']</span>
 
*<span title="Wet swales occur when the water table is located very close to the surface or water does not readily drain out of the swale. A wet swale acts as a very long and linear shallow biofiltration or linear wetland treatment system."> [https://stormwater.pca.state.mn.us/index.php?title=Wet_swale_(wetland_channel) '''wet swale''']</span>
 +
*<span title="a stormwater quality model developed for the USGS by John Voorhees and Robert Pitt for evaluation of nonpoint pollution in urban areas. The model is based on field observations of grass swales, wet detention ponds, porous pavement, filter strips, cisterns and rain barrels, hydrodynamic settling devices, rain gardens/biofilters and street sweeping, as either other source area or outfall control practices. The focus of the model is on small storm hydrology and particulate washoff."> [https://stormwater.pca.state.mn.us/index.php?title=Available_stormwater_models_and_selecting_a_model#WinSLAMM '''WinSLAMM''']</span>
  
 
==X==
 
==X==

Revision as of 14:44, 23 September 2020

Hover boxes allow the user to hover over bolded text and see a definition for that text. If the bolded text is blue, there is a link to more information.

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A

  • aggregate
  • anthropogenic
  • antidegradation
  • aquatic habitat
  • armoring
  • arterial roads
  • alum
  • anoxic

B

  • baffle
  • bank stabilization
  • baseflow
  • basin
  • bathymetric survey
  • berm
  • best management practice
  • biochar
  • bioavailable
  • biodegradation
  • biofiltration
  • bioinfiltration
  • biological oxygen demand
  • biomass
  • bioretention practice
  • Bioswale
  • biotic impairment
  • brownfield
  • Brushing
  • buffer zones
  • build-up
  • bulk density
  • bypass flow

C

  • catch basin
  • catchment
  • categorical wasteload allocation
  • cation exchange capacity
  • chain of custody
  • chemical oxygen demans
  • check dam
  • cistern
  • clay
  • Clean Water Act
  • coagulation
  • coarse sediment
  • cofferdam
  • coir
  • collector roadway
  • combined sewer
  • compacted soil
  • compost
  • compost maturity
  • concentrated flow
  • concentrated stormwater runoff
  • connected impervious
  • continuous model
  • contributing area
  • conventional roof
  • curb-cut
  • curb bump-out
  • curve number method

D

E

F

G

  • Geographic Information System (GIS)
  • geometric mean
  • geotextile
  • grade
  • grade control structures
  • green roof
  • green space
  • geotextile
  • gross solids
  • grubbing

H

  • herbaceous perennial
  • High-density polyethylene
  • highly urban and ultra-urban environments
  • hydraulic conductivity (k)
  • hydraulic grade line
  • hydraulic gradient (i),
  • hydraulic model
  • hydrodynamic separator
  • hydrogeology
  • hydrologic soil group
  • hydroseed

I

J

K

L

  • large lot residential
  • leaching
  • level spreader
  • lignin
  • live storage
  • loam
  • longitudinal slope
  • low permeability soils

M

N

O

P

  • P8
  • particle size distribution
  • pathogen
  • perennial
  • perennial stream
  • performance goal
  • perimeter control
  • permanent cover
  • permanent stormwater management
  • permeable pavement
  • Phase 1
  • Phase 2
  • physically-based model
  • pilings
  • plug flow.
  • plugs
  • point of discharge
  • pollution prevention
  • polycyclic aromatic hydrocarbons
  • polymer
  • porosity (f)
  • Portland cement concrete
  • Prairie du Chien formation,
  • Prescribed burning
  • pretreatment
  • pre-wetting
  • proprietary structures
  • public ditch
  • public water

Q

  • QA/QC
  • Quality Assurance Project Plan

R

Sa-Sn

So-Sz

  • soil aggregation
  • soil compaction
  • soil erosion
  • soil moisture holding capacity (gravity drained water)
  • soil organic matter
  • soil quality
  • soil stabilization
  • soil structure
  • soil texture
  • soil type
  • soluble
  • sonde
  • sorption
  • special water
  • specific gravity
  • spill response plan
  • spillway
  • standard operating procedure
  • steep slopes
  • stockpile
  • Stoke's Law
  • stormwater conveyance channel
  • stormwater hotspot
  • stormwater wetland
  • structural stormwater BMP
  • subsurface sewage treatment system (SSTS)
  • sump
  • sump manhole
  • surface roughness
  • suspended solids
  • swale
  • SWPPP

T

U

  • highly urban and ultra-urban environments
  • underdrain
  • under-draining
  • undersized BMP

V

W

X

Y

Z