| View KML View WKT | United States Rivers |
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Blacks Fork
| States | Utah (3 mi), Wyoming (172 mi) |
| Length | 175.5 miles |
| Watershed Length* | 1,083 miles |
| Mouth | Green River ⤏ Colorado River |
| GNIS | 1605141 |
Tributaries
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| Name | Distance from Mouth (miles) | Length (miles) | Watershed Length (miles) |
|---|---|---|---|
| Big Dry Creek | 16 | 34 | 58 |
| Blacks Fork - East Fork | 176 | 18 | 18 |
| Blacks Fork - West Fork | 176 | 21 | 32 |
| Dry Muddy Creek | 86 | 34 | 34 |
| Hams Fork | 78 | 161 | 212 |
| Horse Creek | 161 | 13 | 13 |
| Muddy Creek | 98 | 75 | 345 |
| Smiths Fork | 123 | 38 | 195 |
* Note: Watershed is mostly rivers/streams 15+ miles in length.
Data from United States Geological Survey