A 8,440 km² sub-basin of the Texas-Gulf region in 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 |
|---|---|---|---|---|
| 2026-10-19 | 167 | 0 | 1/6 | p43 |
| 2026-10-18 | 167 | 0 | 1/6 | p42 |
| 2026-10-17 | 167 | 0 | 1/6 | p44 |
| 2026-10-16 | 167 | 0 | 0/6 | p45 |
| 2026-10-15 | 157 | 0 | 0/6 | p50 |
| 2026-10-14 | 157 | 0 | 0/6 | p55 |
| 2026-10-13 | 157 | 0 | 0/6 | p53 |
| 2026-10-12 | 157 | 0 | 0/6 | p55 |
| 2026-10-11 | 157 | 0 | 1/6 | p55 |
| 2026-10-10 | 157 | 0 | 0/6 | p59 |
| 2026-10-09 | 157 | 0 | 0/6 | p62 |
| 2026-10-08 | 164 | 7.21 | 0/6 | p66 |
| 2026-10-07 | 164 | 7.21 | 0/6 | p67 |
| 2026-10-06 | 164 | 7.21 | 0/6 | p65 |