Lower Crooked HUC8 17070305
A 4,787 km² sub-basin of the Pacific Northwest region in OR. 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
52
Moderate
Drought index
398
Extreme
Area in D2+
100%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
116%
p74 of record
Water assets
471
73 springs · 323 wells
USGS gauges (2)
- CROOKED RIVER BLW OSBORNE CANYON, NR OPAL CITY, OR14087380224 cfsp74 · normal
- CROOKED RIVER BELOW OPAL SPRINGS, NEAR CULVER, OR140874001,400 cfsp75 · above normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 398 | 100 | 0/2 | p74 |
Top water assets
- 76Deschutes Basin Deep Fossil Aquifer — Central Oregonfossil_water
- 76Ochoco Creek — Irrigationspring
- 76Crooked River — Irrigationspring
- 73Wolf Creek — Irrigationspring
- 73Ochoco Creek — Irrigationspring
- 73Ochoco Creek — Irrigation, Livestock And Domesticspring
- 73A Well — Supplemental Irrigationwell
- 73Coyle Creek — Irrigation, Livestock And Domesticspring
- 73A Well — Supplemental Irrigationwell
- 73A Well — Irrigationwell