Dams in Sac County, Iowa
7Total Dams
0High Hazard
1Significant
Dam Safety in Sac County, Iowa
Sac County has 7 dams tracked in the National Inventory of Dams. Another 1 carry a significant hazard classification.
The average dam in Sac County is 43 years old. The most common purpose is other. The tallest dam is Lindberg/johnson Dam at 36 ft.
Explore more: Oldest dams in Iowa · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Black Hawk Lake Dam | Significant | Satisfactory | 12 | Flood Risk Reduction | 1916 |
| Lindberg/johnson Dam | Low | Not Rated | 36 | Fire Protection, Stock, Or Small Fish Pond | 1979 |
| Smith Dam | Low | Not Rated | 33 | Flood Risk Reduction | 2015 |
| Kiowa Marsh Dam | Low | Not Rated | 11 | Other | 1992 |
| Kiowa Marsh Dam | Low | Not Rated | 10 | Fish and Wildlife Pond | 2001 |
| Provost Bay Dam | Low | Not Rated | 10 | Other | |
| Black Hawk Marsh Dam | Low | Not Rated | 8 | Recreation | 1994 |