Salmon HUC8 18010210
A 1,946 km² sub-basin of the California region in CA. 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
56
Moderate
Drought index
171
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
100%
of 1 reporting
Median flow
78%
p24 of record
Water assets
1,441
2 springs · 2 wells
USGS gauges (1)
- SALMON R A SOMES BAR CA11522500159 cfsp24 · below normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-20 | 171 | 0 | 1/1 | p24 |
| 2026-10-19 | 171 | 0 | 1/1 | p20 |
| 2026-10-18 | 171 | 0 | 1/1 | p20 |
| 2026-10-17 | 171 | 0 | 1/1 | p19 |
| 2026-10-16 | 171 | 0 | 1/1 | p20 |
| 2026-10-15 | 171 | 0 | 1/1 | p22 |
| 2026-10-14 | 171 | 0 | 1/1 | p22 |
| 2026-10-13 | 171 | 0 | 1/1 | p20 |
| 2026-10-12 | 171 | 0 | 1/1 | p20 |
| 2026-10-11 | 171 | 0 | 1/1 | p19 |
| 2026-10-10 | 171 | 0 | 1/1 | p21 |
| 2026-10-09 | 171 | 0 | 1/1 | p23 |
| 2026-10-08 | 171 | 0 | 1/1 | p23 |
| 2026-10-07 | 171 | 0 | 1/1 | p23 |
Top water assets
- 69Bridge Creekriver
- 69Fish Lake Creekriver
- 69Rush Creekriver
- 69South Fork Salmon Riverriver
- 69South Fork Salmon Riverriver
- 69Trail Creekriver
- 69Music Creekriver
- 69Taylor Creekriver
- 69Big Elk Forkriver
- 69Fish Lake Creekriver