Santa Rosa Wash HUC8 15050306
A 3,131 km² sub-basin of the Lower Colorado region in AZ. 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
55
Moderate
Drought index
219
Severe
Area in D2+
36%
0% exceptional (D4)
Gauges below normal
—
no gauges reporting
Median flow
—
of normal for the date
Water assets
635
0 springs · 262 wells
USGS gauges (0)
No active discharge gauges in this sub-basin.
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 219 | 36 | — | — |
| 2026-10-20 | 219 | 36 | — | — |
| 2026-10-19 | 219 | 36 | — | — |
| 2026-10-18 | 219 | 36 | — | — |
| 2026-10-17 | 219 | 36 | — | — |
| 2026-10-16 | 219 | 36 | — | — |
| 2026-10-15 | 237 | 46.24 | — | — |
| 2026-10-14 | 237 | 46.24 | — | — |
| 2026-10-13 | 237 | 46.24 | — | — |
| 2026-10-12 | 237 | 46.24 | — | — |
| 2026-10-11 | 237 | 46.24 | — | — |
| 2026-10-10 | 237 | 46.24 | — | — |
| 2026-10-09 | 237 | 46.24 | — | — |
| 2026-10-08 | 237 | 46.24 | — | — |
Top water assets
- 67Ko Vaya Washriver
- 67Kohatk Washriver
- 67Ko Vaya Washriver
- 67Ko Vaya Washriver
- 67Kaka Washriver
- 67Ko Vaya Washriver
- 67Ko Vaya Washriver
- 67Ko Vaya Washriver
- 67Kohatk Washriver
- 67Kohatk Washriver