Blackbird-Soldier HUC8 10230001
A 4,167 km² sub-basin of the Missouri region in IA, NE, SD. 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
72
Moderate
Drought index
185
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 5 reporting
Median flow
95%
p34 of record
Water assets
1,522
0 springs · 355 wells
USGS gauges (8)
- Missouri River at Decatur, NE0660120029,900 cfsp28 · normal
- South Omaha Creek at Walthill, Nebr.066009007 cfsp30 · normal
- Missouri River at Sioux City, IA0648600030,800 cfsp34 · normal
- Soldier River at Pisgah, IA0660850059 cfsp48 · normal
- Omaha Creek at Homer, Nebr.0660100021 cfsp49 · normal
- Perry Creek near Millnerville, IA065999003 cfsno long-term record
- Perry Creek near Hinton, IA0659995072 cfsno long-term record
- Perry Creek at 38th Street at Sioux City, IA0660000024 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 185 | 0 | 0/5 | p34 |
Top water assets
- 76NE Well G-005158well
- 76NE Well G-004683well
- 76NE Well G-005317well
- 75NE Well G-005316well
- 75NE Well G-001794well
- 75NE Well G-002207well
- 75NE Well G-003888well
- 75NE Well G-002624well
- 75NE Well G-002208well
- 74NE Well G-001577well