Mission HUC8 12100406
A 2,689 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
38
Stressed
Drought index
307
Extreme
Area in D2+
100%
0% exceptional (D4)
Gauges below normal
100%
of 2 reporting
Median flow
2%
p6 of record
Water assets
412
2 springs · 150 wells
USGS gauges (2)
- Mission Rv at Refugio, TX081895000 cfsp2 · much below normal
- Medio Ck nr Beeville, TX081893000 cfsp10 · below normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-19 | 307 | 100 | 2/2 | p6 |
| 2026-10-18 | 307 | 100 | 2/2 | p6 |
| 2026-10-17 | 307 | 100 | 2/2 | p8 |
| 2026-10-16 | 307 | 100 | 2/2 | p9 |
| 2026-10-15 | 307 | 100 | 1/2 | p35 |
| 2026-10-14 | 307 | 100 | 1/2 | p38 |
| 2026-10-13 | 307 | 100 | 1/2 | p43 |
| 2026-10-12 | 307 | 100 | 1/2 | p47 |
| 2026-10-11 | 307 | 100 | 1/2 | p47 |
| 2026-10-10 | 307 | 100 | 1/2 | p42 |
| 2026-10-09 | 307 | 100 | 1/2 | p35 |
| 2026-10-08 | 393 | 100 | 1/2 | p26 |
| 2026-10-07 | 393 | 100 | 0/2 | p87 |
| 2026-10-06 | 393 | 100 | 0/2 | p88 |
Top water assets
- 65Arroyocita Creekriver
- 65Sarco Creekriver
- 65Melon Creekriver
- 65Sarco Creekriver
- 65Medio Creekriver
- 65Melon Creekriver
- 65San Domingo Creekriver
- 65Sarco Creekriver
- 65Medio Creekriver
- 65Blanco Creekriver