Upper Grande Ronde HUC8 17060104
A 4,238 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
44
Stressed
Drought index
364
Extreme
Area in D2+
100%
2.16% exceptional (D4)
Gauges below normal
—
no gauges reporting
Median flow
—
of normal for the date
Water assets
548
64 springs · 122 wells
USGS gauges (0)
No active discharge gauges in this sub-basin.
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 364 | 100 | — | — |
Top water assets
- 78Well 6 — Primary And Supplemental Irrigationwell
- 76A Well — Primary And Supplemental Irrigationwell
- 76A Well — Irrigationwell
- 76A Well — Irrigationwell
- 76A Well — Irrigationwell
- 76A Well — Irrigationwell
- 76A Well — Irrigationwell
- 76A Well — Irrigationwell
- 76Well 2 — Irrigationwell
- 76A Well — Irrigationwell