MIDS Calculator BMP summary
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BMP type1 Requires input dimensions? Volume reduction (%) TSS reduction (%) Total particulate phosphorus (TPP) reduction (%) Total dissolved phosphorus (TDP) reduction
Green roof Yes 45 96 0 0
Bioretention Basin (w/o underdrain) Yes Lookup table2
Bioretention Basin (w/ underdrain) Yes Lookup table2 60 0-804 0-604
Infiltration basin/ Infiltration Trench Yes Lookup table2
Underground Infiltration Yes Lookup table2
Permeable pavement Yes Lookup table2 74 82 0
Tree Trench (w/o underdrain) Yes Lookup table2
Tree Trench (w/ underdrain) Yes Lookup table2 68 0-804 0-604
Swale Side Slope Yes Lookup table2
Swale Main Channel (w/o underdrain) Yes Lookup table2 68 73 0
Swale Main Channel (w/underdrain) Yes Lookup table2
Wet swale No 68 0-454 0-604
Harvest and Re-Use Cistern Yes Calculated3
Imperviousness Disconnection Yes Lookup table2 68 0 0
Sand Filter (Not-Enhanced) No 85 85 0
Sand Filter (Enhanced) No 85 85 40
Constructed Wetland No 68 55 0
Stormwater Pond (Level 1) No 60 62 0
Stormwater Pond (Level 2) No 84 84 8
Stormwater Pond (Level 3) No 90 90 23
Other No User-defined

1Based on Version 3.0 of the MIDS Calculator
2 "Lookup Table" indicates removal calculated from MIDS P8 modeling lookup tables.
3 “Calculated" indicates volume reduction is calculated based on user inputs for cistern reuse / irrigation scheduling.
4 TPP and TPD reduction variable based on design input parameters.

This page was last edited on 13 August 2019, at 21:28.

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