A 17,382 km² sub-basin of the Rio Grande 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 |
|---|---|---|---|---|
| 2026-10-21 | 158 | 6.82 | 0/3 | p75 |
| 2026-10-20 | 158 | 6.82 | 0/3 | p69 |
| 2026-10-19 | 158 | 6.82 | 1/3 | p66 |
| 2026-10-18 | 158 | 6.82 | 1/3 | p49 |
| 2026-10-17 | 158 | 6.82 | 1/3 | p40 |
| 2026-10-16 | 158 | 6.82 | 0/3 | p70 |
| 2026-10-15 | 158 | 6.82 | 1/3 | p80 |
| 2026-10-14 | 158 | 6.82 | 0/3 | p84 |
| 2026-10-13 | 158 | 6.82 | 0/3 | p90 |
| 2026-10-12 | 158 | 6.82 | 0/3 | p92 |
| 2026-10-11 | 158 | 6.82 | 0/3 | p86 |
| 2026-10-10 | 158 | 6.82 | 0/3 | p88 |
| 2026-10-09 | 158 | 6.82 | 0/3 | p87 |
| 2026-10-08 | 173 | 6.82 | 0/3 | p91 |