Trempealeau HUC8 07040005
A 1,889 km² sub-basin of the Upper Mississippi region in WI. 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
70
Moderate
Drought index
188
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
138%
p72 of record
Water assets
754
0 springs · 199 wells
USGS gauges (2)
- TREMPEALEAU RIVER AT ARCADIA, WI05379400414 cfsp68 · normal
- TREMPEALEAU RIVER AT DODGE, WI05379500495 cfsp76 · above normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 188 | 0 | 0/2 | p72 |
Top water assets
- 66Beaver Creekreservoir
- 66Trump Lakereservoir
- 65Trempealeau River At Dodge, Wiriver
- 65Blair Millreservoir
- 65Whitehall-Pigeon Rod & Gun Clreservoir
- 65Ludemanreservoir
- 65North Creekriver
- 65Elk Creekriver
- 65Schultzreservoir
- 65May Couleereservoir