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 2026-09-01); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
73
Moderate
Drought index
141
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
111%
p51 of record
Water assets
329
2 springs · 208 wells
USGS gauges (1)
- Tres Palacios Rv nr Midfield, TX0816260023 cfsp51 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 141 | 0 | 0/1 | p51 |
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