Lower Lake Powell HUC8 14070006
A 7,606 km² sub-basin of the Upper Colorado region in AZ, UT. 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
66
Moderate
Drought index
277
Severe
Area in D2+
76.62%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
81%
p28 of record
Water assets
1,318
169 springs · 122 wells
USGS gauges (1)
- COLORADO RIVER AT LEES FERRY, AZ093800006,780 cfsp28 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 277 | 76.62 | 0/1 | p28 |
| 2026-10-20 | 277 | 76.62 | 0/1 | p26 |
| 2026-10-19 | 277 | 76.62 | 0/1 | p29 |
| 2026-10-18 | 277 | 76.62 | 0/1 | p28 |
| 2026-10-17 | 277 | 76.62 | 0/1 | p30 |
| 2026-10-16 | 277 | 76.62 | 0/1 | p29 |
| 2026-10-15 | 277 | 76.62 | 0/1 | p32 |
| 2026-10-14 | 277 | 76.62 | 0/1 | p27 |
| 2026-10-13 | 277 | 76.62 | 0/1 | p27 |
| 2026-10-12 | 277 | 76.62 | 0/1 | p26 |
| 2026-10-11 | 277 | 76.62 | 0/1 | p32 |
| 2026-10-10 | 277 | 76.62 | 0/1 | p29 |
| 2026-10-09 | 277 | 76.62 | 0/1 | p33 |
| 2026-10-08 | 294 | 94.14 | 0/1 | p42 |
Top water assets
- 69Wahweap Creekriver
- 69Wahweap Creekriver
- 69Navajo Creekriver
- 69Wahweap Creekriver
- 69Wahweap Creekriver
- 69Wahweap Creekriver
- 69Navajo Creekriver
- 69Wahweap Creekriver
- 69Wahweap Creekriver
- 69Navajo Creekriver