Lower Brazos HUC8 12070104
A 4,255 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
68
Moderate
Drought index
150
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
17%
of 6 reporting
Median flow
224%
p48 of record
Water assets
1,315
4 springs · 927 wells
USGS gauges (9)
- Brazos Rv at Richmond, TX08114000914 cfsp23 · below normal
- Brazos Rv nr Rosharon, TX08116650884 cfsp25 · normal
- Brazos Rv at San Felipe, TX08111850864 cfsp28 · normal
- Mill Ck nr Bellville, TX0811170016 cfsp68 · normal
- Dry Ck nr Rosenberg, TX0811640046 cfsp70 · normal
- Big Ck nr Needville, TX0811500014 cfsp78 · above normal
- Brazos Rv nr Sugar Land, TX08114100874 cfsno long-term record
- Brazos Rv nr West Columbia, TX08116850no readingno long-term record
- Brazos Rv at GIWW Flood Gates nr Freeport, TX08117300no readingno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 150 | 0 | 1/6 | p48 |
Top water assets
- 65Dacus Lake Damreservoir
- 65Brazos River Club Leveereservoir
- 65Clear Creekriver
- 65Big Creekriver
- 65Brazos Rv At San Felipe, Txriver
- 65Pappas Lakes And Lodge Leveereservoir
- 65Becker Lake Damreservoir
- 65Clear Creekriver
- 65Bessies Creekriver
- 65Smithers Lake Damreservoir