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 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
26
Critical
Drought index
366
Extreme
Area in D2+
98.38%
0% exceptional (D4)
Gauges below normal
100%
of 2 reporting
Median flow
74%
p9 of record
Water assets
471
73 springs · 323 wells
USGS gauges (2)
- CROOKED RIVER BLW OSBORNE CANYON, NR OPAL CITY, OR14087380136 cfsp9 · much below normal
- CROOKED RIVER BELOW OPAL SPRINGS, NEAR CULVER, OR140874001,170 cfsp9 · much below normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-20 | 366 | 98.38 | 2/2 | p9 |
| 2026-10-19 | 366 | 98.38 | 2/2 | p9 |
| 2026-10-18 | 366 | 98.38 | 2/2 | p9 |
| 2026-10-17 | 366 | 98.38 | 2/2 | p9 |
| 2026-10-16 | 366 | 98.38 | 2/2 | p11 |
| 2026-10-15 | 366 | 98.38 | 2/2 | p10 |
| 2026-10-14 | 366 | 98.38 | 2/2 | p9 |
| 2026-10-13 | 366 | 98.38 | 2/2 | p9 |
| 2026-10-12 | 366 | 98.38 | 2/2 | p9 |
| 2026-10-11 | 366 | 98.38 | 2/2 | p9 |
| 2026-10-10 | 366 | 98.38 | 2/2 | p9 |
| 2026-10-09 | 366 | 98.38 | 2/2 | p12 |
| 2026-10-08 | 366 | 98.38 | 2/2 | p13 |
| 2026-10-07 | 366 | 98.38 | 0/2 | p32 |
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