Oconto HUC8 04030104
A 2,489 km² sub-basin of the Great Lakes 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
183
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
143%
p73 of record
Water assets
619
0 springs · 107 wells
USGS gauges (2)
- OCONTO RIVER NEAR GILLETT, WI04071000438 cfsp70 · normal
- OCONTO RIVER NEAR OCONTO, WI04071765558 cfsp75 · above normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 183 | 0 | 0/2 | p73 |
Top water assets
- 66Oconto Falls Upperreservoir
- 65Winslow Lakereservoir
- 65Reservoirreservoir
- 65Wheelerreservoir
- 65Stilesreservoir
- 65Jones Springreservoir
- 65Chutereservoir
- 65Oconto River Near Gillett, Wiriver
- 65Waupee Damreservoir
- 65Oconto Falls Lowerreservoir