New Impervious Area1, 2
(Square Footage)
|
Applicant Must Provide
| |
---|---|---|
0 to 2,500
|
—
| |
2,500 to 5,000
|
Volume controls and small project SWM application3
| |
> 5,000
|
Rate controls, volume controls and SWM site plan
|
1
|
Gravel in existing condition shall be considered pervious and
gravel in proposed condition shall be considered impervious.
| |
2
|
New impervious area since the date of adoption of this chapter.
| |
3
|
The small project stormwater management application included
in Appendix E[1] may be used for projects under 5,000 square feet of new
impervious surface.
|
Pollutant Load
|
Units
|
Required Reduction
(Percent)
| |
---|---|---|---|
Total suspended solids (TSS)
|
Pounds
|
85
| |
Total phosphorous (TP)
|
Pounds
|
85
| |
Total nitrate (NO3)
|
Pounds
|
50
|