Big Nemaha HUC8 10240008
A 3,133 km² sub-basin of the Missouri region in KS, 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
81
Healthy
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
266%
p79 of record
Water assets
1,702
0 springs · 355 wells
USGS gauges (2)
- Big Nemaha River at Falls City, Nebr.06815000258 cfsp79 · above normal
- North Fork Big Nemaha River at Humboldt, Nebr.06814500no readingno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 0 | 0 | 0/1 | p79 |
| 2026-10-20 | 0 | 0 | 0/1 | p78 |
| 2026-10-19 | 0 | 0 | 0/2 | p80 |
| 2026-10-18 | 0 | 0 | 0/2 | p79 |
| 2026-10-17 | 0 | 0 | 0/2 | p66 |
| 2026-10-16 | 0 | 0 | 0/2 | p69 |
| 2026-10-15 | 0 | 0 | 0/2 | p67 |
| 2026-10-14 | 0 | 0 | 0/2 | p76 |
| 2026-10-13 | 0 | 0 | 0/2 | p72 |
| 2026-10-12 | 0 | 0 | 0/2 | p74 |
| 2026-10-11 | 0 | 0 | 0/2 | p74 |
| 2026-10-10 | 0 | 0 | 0/2 | p77 |
| 2026-10-09 | 0 | 0 | 0/2 | p75 |
| 2026-10-08 | 0 | 0 | 0/2 | p88 |
Top water assets
- 76NE Well G-001640well
- 74NE Well G-002548well
- 71NE Well G-001870well
- 66Binder Irrigation Diversion Dam 1reservoir
- 66Upper Big Nemaha J-36reservoir
- 66Francis Rosse Damreservoir
- 66Muddy Creek 10reservoir
- 66Meisinger Dam 3reservoir
- 66Unnamed Damreservoir
- 66Long Branch N-5reservoir