Middle Willamette HUC8 17090007
A 1,841 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
70
Moderate
Drought index
188
Moderate
Area in D2+
2.55%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
112%
p65 of record
Water assets
1,571
38 springs · 1,345 wells
USGS gauges (2)
- WILLAMETTE RIVER AT SALEM, OR141910007,940 cfsp64 · normal
- WILLAMETTE RIVER AT NEWBERG, OR141979008,490 cfsp66 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 188 | 2.55 | 0/2 | p65 |
Top water assets
- 76A Well — Irrigationwell
- 76A Well — Irrigationwell
- 76Rickreall Creek — Irrigationspring
- 76A Well — Primary And Supplemental Irrigationwell
- 76A Well — Irrigationwell
- 76A Well — Irrigationwell
- 76Well 2A — Irrigationwell
- 76Well 2 — Irrigationwell
- 76Well 2 — Agriculture Useswell
- 76A Well — Irrigationwell