| City of Darien |
| Como Creek |
| Delavan Lake |
| Eagle Spring Lake |
| Headwaters Blackhawk Creek |
| Headwaters Nippersink Creek |
| Headwaters Piscasaw Creek |
| Headwaters Turtle Creek |
| Honey Creek |
| Jackson Creek |
| Lake Geneva-White River |
| Lake Wandawega-Sugar Creek |
| Lauderdale Lakes-Honey Creek |
| Lawrence Creek |
| Little Turtle Creek |
| Mukwonago River |
| North Branch Nippersink Creek |
| North Lake Non-Contributing Area |
| Ore Creek |
| Otter Creek |
| Scuppernong Creek |
| Silver Lake-Sugar Creek |
| Spring Brook |
| Spring Brook-Fox River |
| Spring Brook-Turtle Creek |
| Spring Creek-Honey Creek |
| Sugar Creek |
| Town of Alden |
| Trout Lake-Turtle Creek |
| Village of Big Bend-Fox River |
| West Branch North Branch Nippersink Creek-North Branch Nippersink Creek |
| West Branch Piscasaw Creek |
| White River |
| Whitewater Creek |
| Whitewater Lake-Whitewater Creek |