Lower Humboldt HUC8 16040108
A 6,718 km² sub-basin of the Great Basin region in NV. Drought coverage is from the US Drought Monitor (map of 2026-09-01); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
34
Stressed
Drought index
288
Severe
Area in D2+
87.86%
0% exceptional (D4)
Gauges below normal
100%
of 3 reporting
Median flow
0%
p0 of record
Water assets
1,192
78 springs · 420 wells
USGS gauges (3)
- HUMBOLDT RV NR IMLAY, NV103330000 cfsp0 · much below normal
- HUMBOLDT RV NR ROSE CK, NV103315000 cfsp0 · much below normal
- HUMBOLDT RV NR RYE PATCH, NV103350000 cfsp2 · much below normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 288 | 87.86 | 3/3 | p0 |
Top water assets
- 69Sonoma Creekriver
- 69Sonoma Creekriver
- 69South Fork Thomas Creekriver
- 69Clear Creekriver
- 69Thomas Creekriver
- 69Sonoma Creekriver
- 69Sonoma Creekriver
- 69Sonoma Creekriver
- 69Clear Creekriver
- 69Clear Creekriver