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 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
44
Stressed
Drought index
362
Extreme
Area in D2+
100%
0% 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 |
|---|---|---|---|---|
| 2026-10-22 | 362 | 100 | — | — |
| 2026-10-21 | 362 | 100 | — | — |
| 2026-10-20 | 362 | 100 | — | — |
| 2026-10-19 | 362 | 100 | — | — |
| 2026-10-18 | 362 | 100 | — | — |
| 2026-10-17 | 362 | 100 | — | — |
| 2026-10-16 | 362 | 100 | — | — |
| 2026-10-15 | 362 | 100 | — | — |
| 2026-10-14 | 362 | 100 | — | — |
| 2026-10-13 | 362 | 100 | — | — |
| 2026-10-12 | 362 | 100 | — | — |
| 2026-10-11 | 362 | 100 | — | — |
| 2026-10-10 | 362 | 100 | — | — |
| 2026-10-09 | 362 | 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
- 76Well 2 — Irrigationwell
- 76A Well — Irrigationwell
- 76A Well — Irrigationwell
- 76A Well — Irrigationwell
- 76A Well — Irrigationwell