Infiltration and filtration bmp design restrictions for special waters and watersheds Revision as of 12:17, 11 June 2022 by Mtrojan (talk | contribs) (Created page with "<font size=3>'''Infiltration and filtration bmp¹ design restrictions for special waters and watersheds'''.</font size><br> Link to this Infiltration and filtratio...")(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff) Infiltration and filtration bmp design restrictions for special waters and watersheds

Infiltration and filtration bmp¹ design restrictions for special waters and watersheds.
Link to this table

BMP Group	receiving water
	A Lakes	B Trout Waters	C Drinking Water	D Wetlands	E Impaired Waters
Infiltration	RECOMMENDED	RECOMMENDED	NOT RECOMMENDED if potential stormwater pollution sources evident	RECOMMENDED	RECOMMENDED unless target TMDL pollutant is a soluble nutrient or chloride
Filtration	Some variations NOT RECOMMENDED due to poor phosphorus removal, combined with other treatments	RECOMMENDED	RECOMMENDED	ACCEPTABLE	RECOMMENDED for non-nutrient impairments

¹Filtration practices include green roofs, bmps with an underdrain, or other practices that do not infiltrate water and rely primarily on filtration for treatment.