Upper Iowa River at Decorah
Winneshiek County, Iowa
The past week
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What floods at each level
- 19.5 ft
Water may begin to overtop the protective levee.
- 17.5 ft
College Drive bridge is closed.
- 17 ft
Exterior lanes along College Drive Bridge are closed. Homes along Riverview Drive north of 5th Street begin to inundate.
- 16.5 ft
Pole Line Road is closed as well as Highway 52 at Pole Line Road. Downstream community of Freeport begins evacuating.
- 16 ft
Valley View Drive is closed.
- 15 ft
Sandbagging operations begin in Freeport. Pulpit Rock Campground are evacuated. Homes along Valley View Drive south are evacuated. Homes along Riverview Drive north of 5th Street are threatened.
- 14.5 ft
Northern road to Freeport is closed.
- 14 ft
Major flooding may occur outside the areas protected by the levee. Ice Cave Road is closed.
- 13 ft
Residential flooding on the west side of town is possible. Street and storm sewer flooding on the east side of town south of the levee can cause basement flooding if flood stage is exceeded for an extended period of time.
- 12 ft
Residential areas are threatened on the west edge of Decorah just before the levee protecting the town begins. City begins to initiate sandbagging operations. Luther College Dike Road is closed.
- 10 ft
City begins to set up pumping operations in high risk areas across town.
- 9 ft
Agricultural flooding occurs outside of the town of Decorah.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Jun 9, 2008 | 17.9 ft | 34,100 cfs |
| Aug 16, 1993 | 14.35 ft | 20,500 cfs |
| Aug 24, 2016 | 13.68 ft | 19,800 cfs |
More on Upper Iowa River
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