Summary of BMP Land Areas from Estimator Models
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BMP USEPA (1999) As percent of construction cost(💲) Weiss et al. (2005) As percent of construction cost(💲) Wossink et al., (2003) C = Cost(💲) X = size of watershed(acre)
Constructed Wetlands 3-5% Not reported SA=0.01X (1%)
Wet Detention Basins 2-3% Not reported SA=0.0075X (0.75%)
Infiltration Trenches 2-3% Not reported Not reported
Bioretention Basins 5% Not reported SA=0.015X (1.5%)
Infiltration Basins 2-3% Not reported Not reported
Dry Ponds 2-3% Not reported Not reported
Sand Filters 0%-3% Not reported Not reported

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