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Boise River - South Fork
| States | Idaho |
| Length | 101.6 miles |
| Watershed Length* | 241 miles |
| Mouth | Boise River ⤏ Eastern Pacific Ocean |
| GNIS | 390888 |
Tributaries
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| Name | Distance from Mouth (miles) | Length (miles) | Watershed Length (miles) |
|---|---|---|---|
| Big Smoky Creek | 88 | 22 | 44 |
| Lime Creek | 48 | 12 | 25 |
| Rattlesnake Creek | 9 | 16 | 16 |
| Smith Creek | 13 | 23 | 23 |
| Trinity Creek | 63 | 12 | 12 |
| Willow Creek | 5 | 19 | 19 |
* Note: Watershed is mostly rivers/streams 15+ miles in length.
Data from United States Geological Survey