A 4,886 km² sub-basin of the Upper Colorado region in UT. 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 |
|---|---|---|---|---|
| 2026-10-20 | 304 | 100 | 0/4 | p43 |
| 2026-10-19 | 304 | 100 | 0/4 | p41 |
| 2026-10-18 | 304 | 100 | 1/4 | p45 |
| 2026-10-17 | 304 | 100 | 1/4 | p54 |
| 2026-10-16 | 304 | 100 | 1/4 | p62 |
| 2026-10-15 | 304 | 100 | 1/4 | p72 |
| 2026-10-14 | 304 | 100 | 1/4 | p86 |
| 2026-10-13 | 304 | 100 | 1/5 | p91 |
| 2026-10-12 | 304 | 100 | 1/5 | p81 |
| 2026-10-11 | 304 | 100 | 4/7 | p19 |
| 2026-10-10 | 304 | 100 | 6/7 | p16 |
| 2026-10-09 | 304 | 100 | 4/7 | p20 |
| 2026-10-08 | 304 | 100 | 4/7 | p14 |
| 2026-10-07 | 304 | 100 | 4/7 | p15 |