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BMP group Rechargea Water qualitya Channel protectiona Peak dischargea Hot spot runoff
Bioretention Varies Yes Possibleb No Yes. Needs underdrain
Filtration - media No Yes No No Yes
Filtration - vegetative Variesc Yes Possibleb NoYes
Infiltration trench Yes Yes No No No
Infiltration basin Yes Yes Yes YesNo
Stormwater ponds Noc Yes Yes YesYes
Constructed wetlands Variesc Yes Yes YesYes. Needs pre-treatment
Supplemental BMPs Varies Nob Possible No Noe

a
See section on unified sizing criteria for more information b
Can be incorporated into the structural control in certain situations c
May be provided by infiltration d
When impermeable liners are required or pool intercepts groundwater eCan be included as part of the treatment train