Upper Pecos-Long Arroyo HUC8 13060007
A 8,291 km² sub-basin of the Rio Grande region in 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
68
Moderate
Drought index
203
Severe
Area in D2+
3.26%
0% exceptional (D4)
Gauges below normal
0%
of 3 reporting
Median flow
132%
p60 of record
Water assets
2,846
83 springs · 2,067 wells
USGS gauges (3)
- PECOS RIVER NEAR ACME, NM0838600037 cfsp43 · normal
- PECOS RIVER NEAR LAKE ARTHUR, NM08395500107 cfsp60 · normal
- PECOS RIVER NEAR ARTESIA, NM08396500125 cfsp65 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-20 | 203 | 3.26 | 0/3 | p60 |
| 2026-10-19 | 203 | 3.26 | 0/3 | p42 |
| 2026-10-18 | 203 | 3.26 | 0/3 | p44 |
| 2026-10-17 | 203 | 3.26 | 0/3 | p45 |
| 2026-10-16 | 203 | 3.26 | 0/3 | p48 |
| 2026-10-15 | 203 | 3.26 | 0/3 | p50 |
| 2026-10-14 | 203 | 3.26 | 0/3 | p52 |
| 2026-10-13 | 203 | 3.26 | 0/3 | p55 |
| 2026-10-12 | 203 | 3.26 | 0/3 | p59 |
| 2026-10-11 | 203 | 3.26 | 0/3 | p63 |
| 2026-10-10 | 203 | 3.26 | 0/3 | p75 |
| 2026-10-09 | 203 | 3.26 | 0/3 | p72 |
| 2026-10-08 | 203 | 3.26 | 0/3 | p75 |
| 2026-10-07 | 203 | 3.26 | 0/3 | p83 |
Top water assets
- 69Eagle Creekriver
- 67Pecos Riverriver
- 67Pecos Riverriver
- 67Pecos Riverriver
- 67Walnut Creekriver
- 67Pecos Riverriver
- 67Pecos Riverriver
- 67Pecos Riverriver
- 67Pecos Riverriver
- 67Pecos Riverriver