A 3,921 km² sub-basin of the Texas-Gulf region in NM, 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 | 137 | 8.34 | 1/1 | p10 |
| 2026-10-18 | 137 | 8.34 | 1/1 | p10 |
| 2026-10-17 | 137 | 8.34 | 1/1 | p10 |
| 2026-10-16 | 137 | 8.34 | 1/1 | p10 |
| 2026-10-15 | 211 | 10.97 | 0/1 | p100 |
| 2026-10-14 | 211 | 10.97 | 1/1 | p10 |
| 2026-10-13 | 211 | 10.97 | 1/1 | p10 |
| 2026-10-12 | 211 | 10.97 | 1/1 | p10 |
| 2026-10-11 | 211 | 10.97 | 1/1 | p10 |
| 2026-10-10 | 211 | 10.97 | 1/1 | p10 |
| 2026-10-09 | 211 | 10.97 | 1/1 | p10 |
| 2026-10-08 | 275 | 75.4 | 1/1 | p10 |
| 2026-10-07 | 275 | 75.4 | 1/1 | p10 |
| 2026-10-06 | 275 | 75.4 | 1/1 | p10 |