A 3,441 km² sub-basin of the Pacific Northwest region in WA. 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.
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-19 | 200 | 0 | 5/5 | p8 |
| 2026-10-18 | 200 | 0 | 5/5 | p8 |
| 2026-10-17 | 200 | 0 | 5/5 | p8 |
| 2026-10-16 | 200 | 0 | 5/5 | p8 |
| 2026-10-15 | 200 | 0 | 5/5 | p9 |
| 2026-10-14 | 200 | 0 | 5/5 | p10 |
| 2026-10-13 | 200 | 0 | 5/5 | p18 |
| 2026-10-12 | 200 | 0 | 4/5 | p18 |
| 2026-10-11 | 200 | 0 | 4/5 | p23 |
| 2026-10-10 | 200 | 0 | 5/5 | p13 |
| 2026-10-09 | 200 | 0 | 5/5 | p12 |
| 2026-10-08 | 200 | 0 | 5/5 | p13 |
| 2026-10-07 | 200 | 0 | 3/5 | p16 |
| 2026-10-06 | 200 | 0 | 4/5 | p16 |