South Loup HUC8 10210004
A 4,094 km² sub-basin of the Missouri region in NE. 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
76
Healthy
Drought index
131
Moderate
Area in D2+
16.19%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
91%
p39 of record
Water assets
1,278
74 springs · 350 wells
USGS gauges (3)
- South Loup River at Arnold, Nebr.0678160021 cfsp26 · normal
- South Loup River at Saint Michael, Nebr.06784000160 cfsp53 · normal
- South Loup River at Pressey WMA near Oconto, Nebr.0678190097 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 131 | 16.19 | 0/2 | p39 |
| 2026-10-20 | 131 | 16.19 | 0/2 | p38 |
| 2026-10-19 | 131 | 16.19 | 0/2 | p42 |
| 2026-10-18 | 131 | 16.19 | 0/2 | p45 |
| 2026-10-17 | 131 | 16.19 | 0/2 | p48 |
| 2026-10-16 | 131 | 16.19 | 0/2 | p42 |
| 2026-10-15 | 131 | 16.19 | 0/2 | p37 |
| 2026-10-14 | 131 | 16.19 | 1/2 | p31 |
| 2026-10-13 | 131 | 16.19 | 1/2 | p25 |
| 2026-10-12 | 131 | 16.19 | 1/2 | p32 |
| 2026-10-11 | 131 | 16.19 | 0/2 | p37 |
| 2026-10-10 | 131 | 16.19 | 0/2 | p41 |
| 2026-10-09 | 131 | 16.19 | 0/2 | p43 |
| 2026-10-08 | 134 | 16.19 | 1/2 | p45 |
Top water assets
- 76NE Well G-002822well
- 76NE Well G-003752well
- 76NE Well G-005605well
- 76NE Well G-004917well
- 76NE Well G-003407well
- 76NE Well G-003543well
- 76NE Well G-003998well
- 76NE Well G-003849well
- 76NE Well G-002109well
- 76NE Well G-003841well