Pecan Bayou HUC8 12090107
A 3,680 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
66
Moderate
Drought index
264
Severe
Area in D2+
64.36%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
37%
p28 of record
Water assets
1,231
70 springs · 209 wells
USGS gauges (3)
- Pecan Bayou nr Mullin, TX081436003 cfsp28 · normal
- Pecan Bayou nr Cross Cut, TX08140700203 cfsno long-term record
- Pecan Bayou at Brownwood, TX08143500378 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 264 | 64.36 | 0/1 | p28 |
| 2026-10-20 | 264 | 64.36 | 0/1 | p40 |
| 2026-10-19 | 264 | 64.36 | 0/1 | p53 |
| 2026-10-18 | 264 | 64.36 | 0/1 | p77 |
| 2026-10-17 | 264 | 64.36 | 0/1 | p97 |
| 2026-10-16 | 264 | 64.36 | 1/1 | p15 |
| 2026-10-15 | 264 | 64.36 | 1/1 | p12 |
| 2026-10-14 | 264 | 64.36 | 1/1 | p13 |
| 2026-10-13 | 264 | 64.36 | 1/1 | p13 |
| 2026-10-12 | 264 | 64.36 | 1/1 | p13 |
| 2026-10-11 | 264 | 64.36 | 1/1 | p14 |
| 2026-10-10 | 264 | 64.36 | 1/1 | p16 |
| 2026-10-09 | 264 | 64.36 | 1/1 | p20 |
| 2026-10-08 | 266 | 66.33 | 0/1 | p30 |
Top water assets
- 67Lake Brownwood Damreservoir
- 66Turkey Creek Ws Scs Site 6 Damreservoir
- 66Upper Pecan Bayou Ws Scs Site 32 Damreservoir
- 66Upper Pecan Bayou Ws Scs Site 6 Damreservoir
- 66Brownwood Laterals Ws Scs Site 6 Damreservoir
- 66Upper Pecan Bayou Ws Scs Site 21 Damreservoir
- 66Blanket Creek Ws Scs Site 14 Damreservoir
- 66Brownwood Laterals Ws Scs Site 4B Damreservoir
- 66Upper Pecan Bayou Ws Scs Site 1 Damreservoir
- 66Brownwood Laterals Ws Scs Site 13 Damreservoir