Area Tributary to infiltration BMP x 100%
Base area of infiltration BMP
| ||
The area tributary to the infiltration BMP shall be weighted
as follows:
| ||
All disturbed areas to be made impervious:
|
Weight at 100%
| |
All disturbed areas to be made pervious:
|
Weight at 50%
| |
All undisturbed pervious areas:
|
Weight at 0%
| |
All existing impervious areas:
|
Weight at 100%
|
Return Period
|
24-Hour Rainfall Depth
(inches)
|
---|---|
1-year
|
2.40
|
2-year
|
3.00
|
5-year
|
3.60
|
10-year
|
4.56
|
25-year
|
5.52
|
50-year
|
6.48
|
100-year
|
7.44
|