Crowley Lake HUC8 18090102
A 4,968 km² sub-basin of the California region in CA, 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
79
Healthy
Drought index
100
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
91%
p37 of record
Water assets
2,145
116 springs · 210 wells
USGS gauges (2)
- HOT C A FLUME NR MAMMOTH LAKES CA1026515039 cfsp37 · normal
- DEADMAN C A BIG SPRINGS NR CRESTVIEW CA1026510020 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 100 | 0 | 0/1 | p37 |
Top water assets
- 69Pine Creekriver
- 69Owens Riverriver
- 69Red Mountain Creekriver
- 69Lower Rock Creekriver
- 69Rock Creekriver
- 69McGee Creekriver
- 69Hot C A Flume Nr Mammoth Lakes Cariver
- 69Tinemaha Creekriver
- 69Deadman Creekriver
- 69Hot Creekriver