Lower Gila-Painted Rock Reservoir HUC8 15070101
A 5,222 km² sub-basin of the Lower Colorado region in AZ. 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
49
Stressed
Drought index
300
Extreme
Area in D2+
100%
0% exceptional (D4)
Gauges below normal
50%
of 2 reporting
Median flow
136%
p43 of record
Water assets
2,262
0 springs · 1,489 wells
USGS gauges (3)
- GILA RIVER AT ESTRELLA PARKWAY, NEAR GOODYEAR, AZ095141000 cfsp10 · below normal
- ENTERPRISE CANAL AT GILLESPIE DAM, AZ0951900014 cfsp76 · above normal
- GILA R BLW GILLESPIE DAM, AZ (LOW-FLOW STATION)09519501no readingno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 300 | 100 | 1/2 | p43 |
Top water assets
- 67Painted Rock Dam - Saddle Dike 1reservoir
- 65Gillespiereservoir
- 65Buckeye Frs #3reservoir
- 65Gila Riverriver
- 65Enterprise Canal At Gillespie Dam, Azriver
- 65Buckeye Frs #2reservoir
- 65Bender Washriver
- 65Gila Riverriver
- 65Bender Washriver
- 65White Tanks #3reservoir