A 4,285 km² sub-basin of the Arkansas-White-Red region in OK, TX. 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 |
|---|---|---|---|---|
| 2026-10-18 | 415 | 100 | 2/5 | p26 |
| 2026-10-17 | 415 | 100 | 2/5 | p26 |
| 2026-10-16 | 415 | 100 | 1/5 | p26 |
| 2026-10-15 | 415 | 100 | 2/5 | p32 |
| 2026-10-14 | 415 | 100 | 3/5 | p14 |
| 2026-10-13 | 415 | 100 | 2/5 | p26 |
| 2026-10-12 | 415 | 100 | 2/5 | p27 |
| 2026-10-11 | 415 | 100 | 2/5 | p29 |
| 2026-10-10 | 415 | 100 | 2/5 | p30 |
| 2026-10-09 | 415 | 100 | 2/5 | p31 |
| 2026-10-08 | 421 | 100 | 2/5 | p33 |
| 2026-10-07 | 421 | 100 | 2/5 | p34 |
| 2026-10-06 | 421 | 100 | 2/4 | p27 |
| 2026-10-05 | 421 | 100 | 2/5 | p35 |