Upper Puerco HUC8 15020006
A 4,951 km² sub-basin of the Lower Colorado region in AZ, NM. 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
48
Stressed
Drought index
296
Severe
Area in D2+
96.05%
0% exceptional (D4)
Gauges below normal
—
no gauges reporting
Median flow
—
of normal for the date
Water assets
1,601
80 springs · 660 wells
USGS gauges (0)
No active discharge gauges in this sub-basin.
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 296 | 96.05 | — | — |
Top water assets
- 69Puerco Riverriver
- 69Puerco Riverriver
- 69Puerco Riverriver
- 69Puerco Riverriver
- 69South Fork Puerco Riverriver
- 69South Fork Puerco Riverriver
- 69Puerco Riverriver
- 69Black Creekriver
- 69South Fork Puerco Riverriver
- 69Puerco Riverriver