Upper Iowa HUC8 07080207
A 3,771 km² sub-basin of the Upper Mississippi region in IA. 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
78
Healthy
Drought index
44
Abnormally dry
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
274%
p59 of record
Water assets
976
0 springs · 489 wells
USGS gauges (4)
- Iowa River near Rowan, IA0544950035 cfsp32 · normal
- South Fork Iowa River NE of New Providence, IA0545121049 cfsp86 · above normal
- Iowa River at Steamboat Rock, IA0545040092 cfsno long-term record
- South Fork Iowa River near Blairsburg, IA054510800 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 44 | 0 | 0/2 | p59 |
Top water assets
- 65Iowa Riverriver
- 65Iowa Riverriver
- 65Minerva Creekriver
- 65Tipton Creekriver
- 65Iowa Riverriver
- 65South Fork Iowa Riverriver
- 65Iowa River Near Rowan, Iariver
- 65Iowa River At Steamboat Rock, Iariver
- 65South Fork Iowa River Ne Of New Providence, Iariver
- 65South Minerva Creekriver