A 5,579 km² sub-basin of the Lower Colorado region in AZ. 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 | 100 | 0 | 2/9 | p83 |
| 2026-10-18 | 100 | 0 | 2/9 | p85 |
| 2026-10-17 | 100 | 0 | 2/9 | p88 |
| 2026-10-16 | 100 | 0 | 2/9 | p90 |
| 2026-10-15 | 100 | 0 | 2/9 | p87 |
| 2026-10-14 | 100 | 0 | 2/9 | p84 |
| 2026-10-13 | 100 | 0 | 3/9 | p81 |
| 2026-10-12 | 100 | 0 | 2/9 | p72 |
| 2026-10-11 | 100 | 0 | 2/9 | p75 |
| 2026-10-10 | 100 | 0 | 2/9 | p77 |
| 2026-10-09 | 100 | 0 | 3/9 | p79 |
| 2026-10-08 | 105 | 0 | 1/9 | p86 |
| 2026-10-07 | 105 | 0 | 1/9 | p85 |
| 2026-10-06 | 105 | 0 | 0/9 | p87 |