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− | + | The municipal separate storm sewer systems (MS4s) stormwater program is designed to reduce the amount of sediment and pollution that enters surface and ground water from storm sewer systems. Public entities that own or operate an MS4 play a key role in preventing or reducing the negative impacts stormwater runoff has on our valuable water resources. | |
− | + | Proper stormwater runoff management in urbanized areas is especially important for restoring and protecting surface waters. Urbanized areas are more likely to have activities that contribute pollutants to stormwater runoff, like applying anti/deicing mixtures to roads; fueling vehicles; grease, oil, and other spills; landscaping; and using pesticides and fertilizers. Urbanized areas have a large amount of impervious surfaces, or surfaces that rain and snowmelt cannot pass through, such as streets, driveways, rooftops, parking lots and sidewalks. Stormwater runoff from these surfaces travels faster and in higher amounts, damaging rivers, streams, and wetlands; destroying aquatic habitats; increasing the amount of pollutants that enter surface waters; and limiting groundwater recharge. | |
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− | + | [[file:Municipal stormwater icon.jpg|thumb|300px|alt=icon for MS4 stormwater]] | |
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− | + | ==MS4 stormwater program overview== | |
− | + | *[[What is a municipal separate storm sewer system (MS4)?]] | |
− | + | ==MS4 stormwater permit== | |
− | + | *[https://stormwater.pca.state.mn.us/index.php?title=MS4_General_Permit MS4 General Permit] | |
− | + | *[https://stormwater.pca.state.mn.us/index.php?title=MS4_Annual_Report MS4 Annual Report] | |
− | + | ==Minimum Control Measure (MCM) overview and guidance== | |
− | + | *[[MCM 1 Public Education and Outreach]] | |
+ | *[[MCM 2 Public Participation/Involvement]] | ||
+ | *[[MCM 3 Illicit Discharge Detection and Elimination]] | ||
+ | *[[MCM 4 Construction Site Stormwater Control]] | ||
+ | *[[MCM 5 Post-Construction Stormwater Management]] | ||
+ | *[[MCM 6 Pollution Prevention/Good Housekeeping]] | ||
− | + | ==Other technical assistance and guidance== | |
− | [[ | + | *MS4 fact sheets |
− | + | **Visit the [https://www.pca.state.mn.us/water/municipal-stormwater-ms4#guidance-and-bmps-da807a70 MPCA MS4 website] for additional guidance documents and fact sheets | |
+ | **[https://stormwater.pca.state.mn.us/index.php?title=MS4_fact_sheets Pollution prevention guidance] | ||
+ | **[https://www.pca.state.mn.us/sites/default/files/wq-strm1-07.pdf Stormwater and Wetlands - Planning and Evaluation Guidelines] | ||
+ | **[https://www.pca.state.mn.us/sites/default/files/wq-strm4-28.pdf Untreated Stormwater Runoff to Lakes, Streams, and Wetlands] | ||
+ | *MS4 case studies | ||
− | == | + | ==Total Maximum Daily Loads (TMDLs)== |
− | + | *[https://stormwater.pca.state.mn.us/index.php?title=Overview_of_TMDLs TMDL Overview] | |
− | * | + | *[https://stormwater.pca.state.mn.us/index.php?title=Summary_of_TMDL_requirements_in_stormwater_permits Summary of TMDL requirements in stormwater permits] |
− | * | + | *[https://stormwater.pca.state.mn.us/index.php?title=Forms_and_guidance_for_TMDLs Forms and guidance for TMDLs] |
− | * | + | *[https://stormwater.pca.state.mn.us/index.php?title=File:2014_AR_Questions.pdf TMDL Annual Report questions] |
− | * | + | *Visit the [https://www.pca.state.mn.us/water/total-maximum-daily-load-tmdl-projects#draft-pending-projects-990aee4d MPCA TMDL Project page] for information on specific projects across the state |
− | == | + | ==Other links== |
+ | *[[MS4 staff contact information and staff assignments]] | ||
*[http://pca-gis02.pca.state.mn.us/ms4/index.html MS4 mapping tool] is an electronic map tool using Geographic Information Systems (GIS) technology. | *[http://pca-gis02.pca.state.mn.us/ms4/index.html MS4 mapping tool] is an electronic map tool using Geographic Information Systems (GIS) technology. | ||
+ | *[[Pond, lake, and wetland inventory]] |
The municipal separate storm sewer systems (MS4s) stormwater program is designed to reduce the amount of sediment and pollution that enters surface and ground water from storm sewer systems. Public entities that own or operate an MS4 play a key role in preventing or reducing the negative impacts stormwater runoff has on our valuable water resources.
Proper stormwater runoff management in urbanized areas is especially important for restoring and protecting surface waters. Urbanized areas are more likely to have activities that contribute pollutants to stormwater runoff, like applying anti/deicing mixtures to roads; fueling vehicles; grease, oil, and other spills; landscaping; and using pesticides and fertilizers. Urbanized areas have a large amount of impervious surfaces, or surfaces that rain and snowmelt cannot pass through, such as streets, driveways, rooftops, parking lots and sidewalks. Stormwater runoff from these surfaces travels faster and in higher amounts, damaging rivers, streams, and wetlands; destroying aquatic habitats; increasing the amount of pollutants that enter surface waters; and limiting groundwater recharge.