RIVER GAUGE · MAPLE RIVER
Maple River at Mapleton
Monona County, Iowa
Water level4.86 ft
Flow211 cfs
Last readingSep 16, 2026, 5:00 PM UTC (last recorded)
Action19 ft
Minor flood21 ft
Moderate flood22 ft
Major flood23 ft
The past week
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What floods at each level
- 31.5 ft
Though unlikely to occur, water reaches the bottom of the Highway 175 bridge at this level.
- 27 ft
Widespread flooding envelopes the reach from just north of the airport downstream to the southwest of Mapleton. A levee protects the town of Mapleton.
- 24 ft
Highway 175 just north of Mapleton as well as the airport experience much more widespread flooding.
- 22 ft
Water affects Highway 175 near the airport just northwest of town.
- 21 ft
Water begins to flow over the airstrip ramp at the city airport. Farmland, low lying roads, and the airport are generally the only areas affected.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| May 30, 1959 | 24.7 ft | 14,000 cfs |
| Mar 13, 2019 | 23.6 ft | 26,900 cfs |
| Mar 29, 1960 | 22.9 ft | 11,400 cfs |
More on Maple River
UpstreamMaple River at Ida Grove
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