A 5,137 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 |
|---|---|---|---|---|
| 2026-10-22 | 352 | 96.55 | 1/3 | p27 |
| 2026-10-21 | 352 | 96.55 | 2/3 | p7 |
| 2026-10-20 | 352 | 96.55 | 2/3 | p8 |
| 2026-10-19 | 352 | 96.55 | 2/3 | p13 |
| 2026-10-18 | 352 | 96.55 | 2/3 | p24 |
| 2026-10-17 | 352 | 96.55 | 2/3 | p6 |
| 2026-10-16 | 352 | 96.55 | 2/3 | p7 |
| 2026-10-15 | 355 | 100 | 1/3 | p31 |
| 2026-10-14 | 355 | 100 | 2/3 | p18 |
| 2026-10-13 | 355 | 100 | 1/3 | p36 |
| 2026-10-12 | 355 | 100 | 1/3 | p52 |
| 2026-10-11 | 355 | 100 | 1/3 | p58 |
| 2026-10-10 | 355 | 100 | 0/3 | p44 |
| 2026-10-09 | 355 | 100 | 0/3 | p51 |