Lower Snake HUC8 17060110
A 1,877 km² sub-basin of the Pacific Northwest region in WA. 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
53
Moderate
Drought index
209
Severe
Area in D2+
8.67%
0% exceptional (D4)
Gauges below normal
—
no gauges reporting
Median flow
—
of normal for the date
Water assets
441
57 springs · 323 wells
USGS gauges (0)
No active discharge gauges in this sub-basin.
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 209 | 8.67 | — | — |
| 2026-10-20 | 209 | 8.67 | — | — |
| 2026-10-19 | 209 | 8.67 | — | — |
| 2026-10-18 | 209 | 8.67 | — | — |
| 2026-10-17 | 209 | 8.67 | — | — |
| 2026-10-16 | 209 | 8.67 | — | — |
| 2026-10-15 | 209 | 8.67 | — | — |
| 2026-10-14 | 209 | 8.67 | — | — |
| 2026-10-13 | 209 | 8.67 | — | — |
| 2026-10-12 | 209 | 8.67 | — | — |
| 2026-10-11 | 209 | 8.67 | — | — |
| 2026-10-10 | 209 | 8.67 | — | — |
| 2026-10-09 | 209 | 8.67 | — | — |
| 2026-10-08 | 209 | 8.67 | — | — |
Top water assets
- 76Ir — Ce S3-26230Cspring
- 76Ir — Pe S3-28903Pspring
- 76Ir — Ce Swc11865spring
- 76Ir — Ce S3-01486Cspring
- 76Ir — Ce S3-21433(E)Cspring
- 76Fp Hp Ir — Ap S3-30021Aspring
- 76Ir — Pe S3-28907spring
- 76Ir — Ce S3-23526Cspring
- 76Ir — Ce S3-*18108Cspring
- 76Fp Hp Ir — Ap S3-29391Aspring