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 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
43
Stressed
Drought index
272
Severe
Area in D2+
72.03%
0% exceptional (D4)
Gauges below normal
100%
of 2 reporting
Median flow
76%
p16 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, AZ095190009 cfsp22 · below normal
- GILA R BLW GILLESPIE DAM, AZ (LOW-FLOW STATION)09519501no readingno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-20 | 272 | 72.03 | 2/2 | p16 |
| 2026-10-19 | 272 | 72.03 | 1/2 | p18 |
| 2026-10-18 | 272 | 72.03 | 1/2 | p20 |
| 2026-10-17 | 272 | 72.03 | 1/2 | p20 |
| 2026-10-16 | 272 | 72.03 | 2/2 | p17 |
| 2026-10-15 | 295 | 95.07 | 1/2 | p19 |
| 2026-10-14 | 295 | 95.07 | 2/2 | p17 |
| 2026-10-13 | 295 | 95.07 | 1/2 | p19 |
| 2026-10-12 | 295 | 95.07 | 1/2 | p18 |
| 2026-10-11 | 295 | 95.07 | 2/2 | p17 |
| 2026-10-10 | 295 | 95.07 | 1/2 | p19 |
| 2026-10-09 | 295 | 95.07 | 2/2 | p17 |
| 2026-10-08 | 329 | 100 | 2/2 | p16 |
| 2026-10-07 | 329 | 100 | 2/2 | p17 |
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