Upper Cedar HUC8 07080201
A 4,363 km² sub-basin of the Upper Mississippi region in IA, MN. Drought coverage is from the US Drought Monitor (map of 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
75
Healthy
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 5 reporting
Median flow
431%
p89 of record
Water assets
3,791
4 springs · 3,057 wells
USGS gauges (5)
- Little Cedar River near Ionia, IA05458000267 cfsp85 · above normal
- Cedar River at Charles City, IA054577001,380 cfsp89 · above normal
- Cedar River at Waverly, IA054583002,140 cfsp89 · above normal
- Cedar River at Janesville, IA054585002,360 cfsp91 · much above normal
- CEDAR RIVER NEAR AUSTIN, MN05457000591 cfsp92 · much above normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-19 | 0 | 0 | 0/5 | p89 |
| 2026-10-18 | 0 | 0 | 0/5 | p89 |
| 2026-10-17 | 0 | 0 | 0/5 | p85 |
| 2026-10-16 | 0 | 0 | 0/5 | p82 |
| 2026-10-15 | 0 | 0 | 0/5 | p79 |
| 2026-10-14 | 0 | 0 | 0/5 | p80 |
| 2026-10-13 | 0 | 0 | 0/5 | p82 |
| 2026-10-12 | 0 | 0 | 0/5 | p81 |
| 2026-10-11 | 0 | 0 | 0/5 | p81 |
| 2026-10-10 | 0 | 0 | 0/5 | p80 |
| 2026-10-09 | 0 | 0 | 0/5 | p80 |
| 2026-10-08 | 0 | 0 | 0/5 | p84 |
| 2026-10-07 | 0 | 0 | 0/5 | p84 |
| 2026-10-06 | 0 | 0 | 0/5 | p86 |
Top water assets
- 65Geneva Lakereservoir
- 65Cedar River At Charles City, Iariver
- 65Cedar Riverreservoir
- 65Cedar River Near Austin, Mnriver
- 65Rose Creekriver
- 65Otter Creekriver
- 65Ramseyreservoir
- 65Red Rock 36 Southreservoir
- 65Johnson Poolreservoir
- 65Red Rock 36 Northreservoir