Maravillas HUC8 13040206
A 3,401 km² sub-basin of the Rio Grande 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
60
Moderate
Drought index
121
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
—
no gauges reporting
Median flow
—
of normal for the date
Water assets
26
8 springs · 10 wells
USGS gauges (0)
No active discharge gauges in this sub-basin.
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 121 | 0 | — | — |
| 2026-10-20 | 121 | 0 | — | — |
| 2026-10-19 | 121 | 0 | — | — |
| 2026-10-18 | 121 | 0 | — | — |
| 2026-10-17 | 121 | 0 | — | — |
| 2026-10-16 | 121 | 0 | — | — |
| 2026-10-15 | 121 | 0 | — | — |
| 2026-10-14 | 121 | 0 | — | — |
| 2026-10-13 | 121 | 0 | — | — |
| 2026-10-12 | 121 | 0 | — | — |
| 2026-10-11 | 121 | 0 | — | — |
| 2026-10-10 | 121 | 0 | — | — |
| 2026-10-09 | 121 | 0 | — | — |
| 2026-10-08 | 207 | 6.76 | — | — |
Top water assets
- 51Texas Water Right 12303133001well
- 51Texas Water Right 62300991001well
- 51Texas Water Right 12305375301well
- 51Texas Water Right 12303033401well
- 51Texas Water Right 12303033001well
- 51Texas Water Right 12303032001well
- 51Texas Water Right 12303034001well
- 51Texas Water Right 12303144001well
- 51Texas Water Right 62300990001well
- 43Bk-52-55-104well