Little Colorado Headwaters HUC8 15020001
A 2,086 km² sub-basin of the Lower Colorado region in AZ, NM. 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
70
Moderate
Drought index
141
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
277%
p80 of record
Water assets
1,011
34 springs · 297 wells
USGS gauges (2)
- LITTLE COLORADO R ABV LYMAN LAKE NR ST. JOHNS, AZ093840008 cfsp79 · above normal
- LITTLE COLORADO RIVER AT GREER, AZ0938340010 cfsp81 · above normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 141 | 0 | 0/2 | p80 |
| 2026-10-20 | 141 | 0 | 0/2 | p83 |
| 2026-10-19 | 141 | 0 | 0/2 | p81 |
| 2026-10-18 | 141 | 0 | 0/2 | p83 |
| 2026-10-17 | 141 | 0 | 0/2 | p86 |
| 2026-10-16 | 141 | 0 | 0/2 | p89 |
| 2026-10-15 | 141 | 0 | 0/2 | p91 |
| 2026-10-14 | 141 | 0 | 0/2 | p92 |
| 2026-10-13 | 141 | 0 | 0/2 | p85 |
| 2026-10-12 | 141 | 0 | 0/2 | p85 |
| 2026-10-11 | 141 | 0 | 0/2 | p71 |
| 2026-10-10 | 141 | 0 | 0/2 | p73 |
| 2026-10-09 | 141 | 0 | 0/2 | p79 |
| 2026-10-08 | 200 | 0 | 0/2 | p83 |
Top water assets
- 69Coyote Creekriver
- 69Coyote Creekriver
- 69Hall Creekriver
- 69Nutrioso Creekriver
- 69Carnero Creekriver
- 69Hog Wallowreservoir
- 69Little Colorado Riverriver
- 69Water Canyon Creekriver
- 69West Fork Little Colorado Riverriver
- 69Coyote Creekriver