Upper Bear HUC8 18020126
A 1,228 km² sub-basin of the California region in CA. 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
74
Moderate
Drought index
100
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
135%
p71 of record
Water assets
626
4 springs · 498 wells
USGS gauges (1)
- BEAR R NR WHEATLAND CA1142400023 cfsp71 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 100 | 0 | 0/1 | p71 |
Top water assets
- 67Steephollow Creekriver
- 67Greenhorn Creekriver
- 67Greenhorn Creekriver
- 67Camp Far Westreservoir
- 67Drum Afterbayreservoir
- 67Greenhorn Creekriver
- 67Dutch Flat Afterbayreservoir
- 67Steephollow Creekriver
- 67Rollinsreservoir
- 67Steephollow Creekriver