Central Matagorda Bay HUC8 12100401
A 3,556 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
49
Stressed
Drought index
200
Severe
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
100%
of 1 reporting
Median flow
51%
p18 of record
Water assets
329
2 springs · 208 wells
USGS gauges (1)
- Tres Palacios Rv nr Midfield, TX081626009 cfsp18 · below normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-19 | 200 | 0 | 1/1 | p18 |
| 2026-10-18 | 200 | 0 | 0/1 | p33 |
| 2026-10-17 | 200 | 0 | 0/1 | p48 |
| 2026-10-16 | 200 | 0 | 0/1 | p51 |
| 2026-10-15 | 170 | 0 | 1/1 | p24 |
| 2026-10-14 | 170 | 0 | 1/1 | p18 |
| 2026-10-13 | 170 | 0 | 1/1 | p16 |
| 2026-10-12 | 170 | 0 | 1/1 | p16 |
| 2026-10-11 | 170 | 0 | 1/1 | p14 |
| 2026-10-10 | 170 | 0 | 0/1 | p25 |
| 2026-10-09 | 170 | 0 | 1/1 | p24 |
| 2026-10-08 | 200 | 0 | 0/1 | p44 |
| 2026-10-07 | 200 | 0 | 0/1 | p83 |
| 2026-10-06 | 200 | 0 | 0/1 | p85 |
Top water assets
- 66Stp Main Cooling Reservoir Damreservoir
- 65Tres Palacios Riverriver
- 65Tres Palacios Riverriver
- 65West Carancahua Creekriver
- 65Willow Creekriver
- 65Coxs Creek Damreservoir
- 65Tres Palacios Rv Nr Midfield, Txriver
- 65Willow Creekriver
- 65Cox Creekriver
- 65Juanita Creekriver