Dams in Linn County, Iowa
19Total Dams
2High Hazard
3Significant
Dam Safety in Linn County, Iowa
Linn County has 19 dams tracked in the National Inventory of Dams. Of these, 2 are classified as high hazard — meaning failure would probably cause loss of human life. Another 3 carry a significant hazard classification.
The average dam in Linn County is 42 years old. The most common purpose is recreation. The tallest dam is Pleasant Creek Lake Dam at 73 ft.
Explore more: Oldest dams in Iowa · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Pleasant Creek Lake Dam | High | Satisfactory | 73 | Flood Risk Reduction | 1977 |
| Aegon Dam | High | Satisfactory | 26 | Recreation | 1997 |
| Lakeside Development Dam | Significant | Satisfactory | 45 | Flood Risk Reduction | 2005 |
| Gehring Dam | Significant | Satisfactory | 28 | Recreation | 2007 |
| Cedar Rapids Milldam (5 In 1) | Significant | Satisfactory | 16 | Hydroelectric | 1978 |
| Morf Dam | Low | Not Rated | 33 | Recreation | 2013 |
| Parsons Dam | Low | Not Rated | 29 | Recreation | 2004 |
| Goldin Dam | Low | Not Rated | 29 | Fire Protection, Stock, Or Small Fish Pond | 1985 |
| South Lake Dam | Low | Not Rated | 28 | Fire Protection, Stock, Or Small Fish Pond | 1993 |
| Garner Dam | Low | Not Rated | 26 | Fire Protection, Stock, Or Small Fish Pond | 2000 |
| Fenchel Dam | Low | Not Rated | 26 | Fire Protection, Stock, Or Small Fish Pond | 1970 |
| Wright Dam | Low | Not Rated | 25 | Fire Protection, Stock, Or Small Fish Pond | 1971 |
| Lehman Dam | Low | Not Rated | 18 | Recreation | 1975 |
| Cedar Lake Dam | Low | 15 | Flood Risk Reduction | ||
| Central City Milldam | Low | Not Rated | 14 | Recreation | 1965 |
| Bufallo Creek Lake Dam | Low | Not Rated | 12 | Recreation | 1965 |
| Palisades-kepler Dam | Low | Not Rated | 8 | Recreation | 1936 |
| Cedar Rapids Milldam Iel&p | Low | Not Rated | 8 | Water Supply | 1967 |
| Troy Mills Dam | Low | Not Rated | 7 | Recreation | 1989 |