Maple HUC8 10230005
A 1,916 km² sub-basin of the Missouri 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
69
Moderate
Drought index
215
Severe
Area in D2+
15.31%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
97%
p48 of record
Water assets
783
0 springs · 169 wells
USGS gauges (1)
- Maple River at Mapleton, IA06607200113 cfsp48 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 215 | 15.31 | 0/1 | p48 |
Top water assets
- 66Ls Janet Lindgrenreservoir
- 66Ls Dennis Lindgrenreservoir
- 65Odebolt Creekriver
- 65Maple Riverriver
- 65Maple Riverriver
- 65Maple River At Mapleton, Iariver
- 65Maple Riverriver
- 65Battle Creekriver
- 65Moorhead Creekriver
- 65Reynolds Creekriver