Difference between revisions of "Design restrictions for special water or other sensitive receiving watersheds"
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Revision as of 20:56, 3 August 2022
Design restrictions for special water or other sensitive receiving watersheds.
Link to this table
| A Lakes |
B Trout Waters |
C Drinking Water* |
D Wetlands |
E Impaired Waters |
|
| Infiltration basin/trench | RECOMMENDED | RECOMMENDED | ACCEPTABLE with cautions for [Potential stormwater hotspots PSH] | 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 |
| Filtration (including green roofs) | ACCEPTABLE if P removal in media is considered | RECOMMENDED | RECOMMENDED | RECOMMENDED | RECOMMENDED for non-nutrient impairments |
| Iron enhanced filters | RECOMMENDED | RECOMMENDED | RECOMMENDED | RECOMMENDED | RECOMMENDED |
| Wetlands | Some variations NOT RECOMMENDED due to poor P removal, combined with other treatments. | NOT RECOMMENDED except for wooded wetlands |
RECOMMENDED | RECOMMENDED but no use of natural wetlands |
RECOMMENDED |
*Applies to groundwater drinking source areas only; use the sensitive lakes category to define BMP Design restrictions for surface water drinking supplies