Table 1.
Site description and watershed landscape features for three major tributaries of Lake Michigan.
| Site | Dominant Land-Use | Forest (%) | Urban (%) | Agri. (%) | WWTP Discharges (No.) | Non-WWTP Discharges (No.) | Watershed Area (km2) | River Discharge (m3 s−1) |
|---|---|---|---|---|---|---|---|---|
| Muskegon | Forest | 39.5 | 08.5 | 19.6 | 26 | 144 | 13,701 | 129.1 |
| Milwaukee | Urban-Ag | 12.1 | 30.3 | 42.7 | 14 | 106 | 1,803 | 7.8 |
| St. Joseph | Agriculture | 11.4 | 13.7 | 58.7 | 86 | 730 | 12,207 | 62.9 |
WWTP Discharges and Non-WWTP Discharges refer to wastewater treatment plants and other discharges, respectively, on the Environmental Protection Agency’s list of facilities that discharge wastewater to the rivers.