| White Ditch | Stillwater, MT | 1.4 miles | SW |
| Shane Ditch | Stillwater, MT | 1.9 miles | SW |
| Columbus Water Users Association Ditch | Stillwater, MT | 1.9 miles | NW |
| Scott Ditch | Stillwater, MT | 4.3 miles | SW |
| Merrill Columbus Ditch | Stillwater, MT | 5.3 miles | NW |
| Whitebird Ditch | Stillwater, MT | 6.3 miles | SW |
| Nichols Ditch | Stillwater, MT | 8.7 miles | SW |
| Roadhouse Ditch | Stillwater, MT | 9.2 miles | SW |
| Garrigus Ditch | Stillwater, MT | 10.8 miles | SW |
| Town Ditch | Stillwater, MT | 12.9 miles | SW |
| J Kern Ditch | Stillwater, MT | 13.4 miles | SW |
| Mendenhall Ditch | Stillwater, MT | 13.5 miles | SW |
| Sylvester-Beasly Ditch | Stillwater, MT | 13.5 miles | SW |
| Sabo-Johnson-Curry Ditch | Carbon, MT | 13.8 miles | SE |
| Ross-Flannigan Ditch | Stillwater, MT | 14.4 miles | SW |
| Weir-Crawford Ditch | Stillwater, MT | 14.4 miles | SW |
| Cook Ditch | Carbon, MT | 14.7 miles | SE |
| Butcher Creek Ditch | Stillwater, MT | 14.8 miles | SW |
| Leimback Ditch | Carbon, MT | 15 miles | SE |
| Gruel Ditch | Carbon, MT | 15 miles | SE |
| Karvonen Ditch | Carbon, MT | 15.1 miles | SE |
| Hoyle Ditch | Carbon, MT | 15.2 miles | SE |
| Tintinger Ditch | Stillwater, MT | 15.3 miles | SW |
| Johnson Ditch | Stillwater, MT | 15.4 miles | SW |
| Arthun Ditch | Stillwater, MT | 15.4 miles | SW |
| Reed Point Ditch | Stillwater, MT | 15.7 miles | NW |
| Hokola Ditch | Carbon, MT | 15.8 miles | SE |
| Ward Ditch | Carbon, MT | 15.8 miles | SE |
| Carbonado Ditch | Carbon, MT | 16.2 miles | SE |
| Eggen-Piper Ditch | Stillwater, MT | 16.4 miles | SW |
| Phelps Ditch | Stillwater, MT | 16.5 miles | SW |
| Korpola Ditch | Carbon, MT | 16.6 miles | SE |
| Waterman Ditch | Stillwater, MT | 16.6 miles | SW |
| Woodard Ditch | Stillwater, MT | 16.8 miles | SW |
| Duffield Ditch | Carbon, MT | 16.8 miles | SE |
| Shorey Ditch | Carbon, MT | 16.8 miles | SE |
| Butcher Creek Rosebud Ditch County | Carbon, MT | 16.8 miles | SW |
| Rooney Ditch | Carbon, MT | 16.9 miles | SE |
| Hycke Ditch | Carbon, MT | 17 miles | SE |
| Larson-Johnson Ditch | Stillwater, MT | 17.1 miles | SW |
| Finn Ditch | Carbon, MT | 17.1 miles | SE |
| Highline Ditch | Carbon, MT | 17.1 miles | SE |
| Joliet Ditch | Carbon, MT | 17.3 miles | SE |
| Olson Ditch | Carbon, MT | 17.3 miles | SW |
| Italian Ditch | Stillwater, MT | 17.5 miles | NE |
| West Branch Finn Ditch | Carbon, MT | 17.5 miles | SE |
| Saarela Ditch | Carbon, MT | 17.6 miles | SE |
| Magee Ditch | Stillwater, MT | 17.7 miles | SW |
| Brey Riddle Ditch | Stillwater, MT | 17.8 miles | SW |
| Canal S | Carbon, MT | 18 miles | SW |
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