| View KML View WKT | United States Rivers |
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Powder River - South Fork
| States | Wyoming |
| Length | 136.2 miles |
| Watershed Length* | 427 miles |
| Mouth | Powder River ⤏ Gulf of Mexico |
| GNIS | 1596919 |
Tributaries
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| Name | Distance from Mouth (miles) | Length (miles) | Watershed Length (miles) |
|---|---|---|---|
| Cloud Creek | 47 | 22 | 22 |
| Cottonwood Creek | 69 | 37 | 37 |
| Dead Horse Creek | 42 | 21 | 21 |
| Indian Creek | 62 | 34 | 34 |
| Lone Bear Creek | 39 | 17 | 17 |
| Murphy Creek | 7 | 23 | 23 |
| Posey Creek | 26 | 14 | 14 |
| Wallace Creek | 99 | 44 | 66 |
| Wall Creek | 11 | 15 | 15 |
| Willow Creek | 27 | 24 | 42 |
* Note: Watershed is mostly rivers/streams 15+ miles in length.
Data from United States Geological Survey