Ventura HUC8 18070101
A 868 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
79
Healthy
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
575%
p84 of record
Water assets
117
5 springs · 49 wells
USGS gauges (1)
- VENTURA R NR VENTURA1111850010 cfsp84 · above normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 0 | 0 | 0/1 | p84 |
Top water assets
- 67Upper North Fork Matilija Creekriver
- 67Matilija Creekriver
- 67Upper North Fork Matilija Creekriver
- 67Cannon Creekriver
- 67West Fork Matilija Creekriver
- 67West Fork Matilija Creekriver
- 67Matilija Creekriver
- 66Casitas Saddle Dikereservoir
- 65Reeves Creekriver
- 65Coyote Creekriver