Middle Nueces HUC8 12110105
A 8,646 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.
Health score
53
Moderate
Drought index
353
Extreme
Area in D2+
100%
0% exceptional (D4)
Gauges below normal
33%
of 3 reporting
Median flow
261%
p52 of record
Water assets
1,295
6 springs · 205 wells
USGS gauges (3)
- San Casimiro Ck nr Freer, TX081942000 cfsp10 · below normal
- Nueces Rv nr Tilden, TX0819450061 cfsp52 · normal
- Nueces Rv at Cotulla, TX0819400051 cfsp54 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-20 | 353 | 100 | 1/3 | p52 |
| 2026-10-19 | 353 | 100 | 2/3 | p10 |
| 2026-10-18 | 353 | 100 | 2/3 | p10 |
| 2026-10-17 | 353 | 100 | 2/3 | p10 |
| 2026-10-16 | 353 | 100 | 2/3 | p10 |
| 2026-10-15 | 353 | 100 | 2/3 | p10 |
| 2026-10-14 | 353 | 100 | 2/3 | p10 |
| 2026-10-13 | 353 | 100 | 2/3 | p10 |
| 2026-10-12 | 353 | 100 | 2/3 | p10 |
| 2026-10-11 | 353 | 100 | 2/3 | p10 |
| 2026-10-10 | 353 | 100 | 2/3 | p10 |
| 2026-10-09 | 353 | 100 | 2/3 | p10 |
| 2026-10-08 | 340 | 100 | 2/3 | p10 |
| 2026-10-07 | 340 | 100 | 2/3 | p12 |
Top water assets
- 65Green Branchriver
- 65San Casimiro Creekriver
- 65Black Creekriver
- 65Nueces Riverriver
- 65Black Creekriver
- 65San Jose Creekriver
- 65Cow Creekriver
- 65Gato Creekriver
- 65Black Creekriver
- 65Vaquillas Damreservoir