Upper Salmon HUC8 17060201
A 6,279 km² sub-basin of the Pacific Northwest region in ID. Drought coverage is from the US Drought Monitor (map of 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
75
Healthy
Drought index
33
Abnormally dry
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
40%
of 5 reporting
Median flow
87%
p26 of record
Water assets
954
68 springs · 251 wells
USGS gauges (6)
- THOMPSON CREEK NR CLAYTON ID132973303 cfsp10 · below normal
- YANKEE FORK SALMON RIVER NR CLAYTON ID1329600056 cfsp23 · below normal
- Paasasikwana Naokwaide bl Bruno Ck132973559 cfsp26 · normal
- SALMON RIVER BL YANKEE FORK NR CLAYTON ID13296500468 cfsp44 · normal
- VALLEY CREEK AT STANLEY ID1329500091 cfsp48 · normal
- BRUNO CREEK NR CLAYTON ID132973500 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-18 | 33 | 0 | 2/5 | p26 |
| 2026-10-17 | 33 | 0 | 1/5 | p28 |
| 2026-10-16 | 33 | 0 | 2/5 | p28 |
| 2026-10-15 | 41 | 0 | 1/5 | p31 |
| 2026-10-14 | 41 | 0 | 1/5 | p37 |
| 2026-10-13 | 41 | 0 | 1/5 | p55 |
| 2026-10-12 | 41 | 0 | 1/5 | p58 |
| 2026-10-11 | 41 | 0 | 3/5 | p22 |
| 2026-10-10 | 41 | 0 | 3/5 | p22 |
| 2026-10-09 | 41 | 0 | 3/5 | p22 |
| 2026-10-08 | 41 | 0 | 3/5 | p19 |
| 2026-10-07 | 41 | 0 | 2/5 | p27 |
| 2026-10-06 | 41 | 0 | 2/5 | p28 |
| 2026-10-05 | 41 | 0 | 3/5 | p22 |
Top water assets
- 69Bear Creekriver
- 69Salmon River Ab East Fork Nr Clayton Idriver
- 69Salmon River Bl Yankee Fork Nr Clayton Idriver
- 69Salmon Riverriver
- 69Yankee Fork Salmon River Nr Clayton Idriver
- 69Valley Creek At Stanley Idriver
- 69Salmon Riverriver
- 69Thompson Creek Nr Clayton Idriver
- 69Paasasikwana Naokwaide Bl Bruno Ckriver
- 69Prospect Creekriver