|
|
|
|
|
|
| Hydrologic
modeling - W. Black River (South of Oberlin) - Lorain County |
|
| 8,488
acres in watershed |
|
|
| 1,031
acres changed from Agricultural, Rangeland, or Forest to Urban or Buil-up
land from 1976 to 2005 equaling a 12.1% growth |
|
|
|
|
|
Larger Image |
|
|
|
|
|
|
| Landuse Breakdown |
| 853.2 |
acres of Aggricultural developed |
x (0.30 Aggricultural
Coefficient minus 0.70 urban or built-up land use coefficient) |
341.28 |
additional c.f.s.runoff for a 25 year storm [Q=ACi] |
| 1.36 |
acres of Rangeland developed |
x (0.25Rangeland Coefficient
minus 0.70 urban or built-up land use coefficient) |
0.612 |
additional c.f.s.runoff for a 25 year storm [Q=ACi] |
| 168 |
acres of Forest developed |
x (0.15Forest Coefficient minus
0.70 urban or built-up land use coefficient) |
0.748 |
additional c.f.s.runoff for a 25 year storm [Q=ACi] |
| 1.17 |
acres of Water developed |
x (0.00 Water Coefficient minus
0.70 urban or built-up land use coefficient) |
0.819 |
additional c.f.s.runoff for a 25 year storm [Q=ACi] |
| 6.8 |
acres of Wetland developed |
x (0.05 Wetland Coefficient
minus 0.70 urban or built-up land use coefficient) |
4.42 |
additional c.f.s.runoff for a 25 year storm [Q=ACi] |
|
Creating a total of |
347.879 |
additional c.f.s.
runoff in this watershed |
|
|
|
|
|