Lower Milk HUC8 10050012
A 3,898 km² sub-basin of the Missouri region in MT. 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
77
Healthy
Drought index
101
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
55%
p28 of record
Water assets
939
0 springs · 82 wells
USGS gauges (2)
- Milk River at Tampico MT0617231043 cfsp26 · normal
- Milk River at Nashua MT06174500117 cfsp30 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 101 | 0 | 0/2 | p28 |
Top water assets
- 67Milk Riverriver
- 67South Fork Beaver Creekriver
- 67Willow Creekriver
- 67Sweet Carolynreservoir
- 67Milk River At Nashua Mtriver
- 67Milk Riverriver
- 67Milk Riverriver
- 67Milk River At Tampico Mtriver
- 67Willow Creekriver
- 67Milk Riverriver