Dams in Poweshiek County, Iowa
33Total Dams
2High Hazard
6Significant
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Lake Ponderosa Dam | High | Satisfactory | 50 | Other | 1969 |
| Lake Cimarron | High | Satisfactory | 27 | Recreation | 2012 |
| Holiday Lake Dam | Significant | Satisfactory | 50 | Recreation | 1962 |
| Diamond Lake Dam (poweshiek Co) | Significant | Satisfactory | 40 | Water Supply | 1952 |
| Renaud Dam | Significant | Not Rated | 31 | Fire Protection, Stock, Or Small Fish Pond | 1986 |
| Diamond Lake Watershed Site C-14 | Significant | Satisfactory | 29 | Fire Protection, Stock, Or Small Fish Pond | 1972 |
| Hudnutt Dam | Significant | Not Rated | 28 | Fire Protection, Stock, Or Small Fish Pond | 1972 |
| Diamond Lake Watershed Site B-8 | Significant | Fair | 27 | Fire Protection, Stock, Or Small Fish Pond | 1971 |
| Heishman Dam | Low | Not Rated | 40 | Recreation | 2017 |
| Van Wyk/vogel Dam | Low | Not Rated | 33 | Fire Protection, Stock, Or Small Fish Pond | 1989 |
| Baker Dam | Low | Not Rated | 31 | Fire Protection, Stock, Or Small Fish Pond | 1977 |
| Lannom Dam | Low | Not Rated | 30 | Fire Protection, Stock, Or Small Fish Pond | 1990 |
| Malcom Dam | Low | Not Rated | 30 | Fire Protection, Stock, Or Small Fish Pond | 2006 |
| Rhinehart Dam | Low | Not Rated | 29 | Fire Protection, Stock, Or Small Fish Pond | 1987 |
| Nikkel Dam | Low | Not Rated | 29 | Fire Protection, Stock, Or Small Fish Pond | 1990 |
| Wilkinson Dam | Low | Not Rated | 29 | Grade Stabilization | 2005 |
| Wagner Dam | Low | Not Rated | 29 | Grade Stabilization | 2001 |
| Diamond Lake Watershed Site B-9 | Low | Not Rated | 28 | Flood Risk Reduction | 1972 |
| Wilkinson Dam | Low | Not Rated | 27 | Fire Protection, Stock, Or Small Fish Pond | 1981 |
| Hughes Dam | Low | Not Rated | 27 | Grade Stabilization | 2010 |
| Van Roekel Dam | Low | Not Rated | 27 | Fire Protection, Stock, Or Small Fish Pond | 1996 |
| Bernstein Dam | Low | Not Rated | 27 | Fire Protection, Stock, Or Small Fish Pond | 1979 |
| Nikkel Dam | Low | Not Rated | 27 | Fire Protection, Stock, Or Small Fish Pond | 1976 |
| Mc Clain Dam | Low | Not Rated | 26 | Fire Protection, Stock, Or Small Fish Pond | 1969 |
| Diamond Lake Campground Dam | Low | Not Rated | 26 | Recreation | 2008 |
| Barclay Dam | Low | Not Rated | 25 | Fire Protection, Stock, Or Small Fish Pond | 1966 |
| Lewis Dam | Low | Not Rated | 25 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Combs Dam | Low | Not Rated | 23 | Fire Protection, Stock, Or Small Fish Pond | 1974 |
| Hudnutt Dam | Low | Not Rated | 22 | Fire Protection, Stock, Or Small Fish Pond | 2002 |
| Ever-tru Pond | Low | Not Rated | 22 | Flood Risk Reduction | 2016 |
| Nagel Dam | Low | Not Rated | 22 | Recreation | 2015 |
| Vogel Dam | Low | Not Rated | 19 | Fire Protection, Stock, Or Small Fish Pond | 1976 |
| Diamond Lake Watershed Site A-2 | Low | Not Rated | 18 | Fire Protection, Stock, Or Small Fish Pond | 1966 |