65Total Dams
0High Hazard
2Significant
Dam Safety in Jefferson County, Iowa
Jefferson County has 65 dams tracked in the National Inventory of Dams. Another 2 carry a significant hazard classification.
The average dam in Jefferson County is 42 years old. The most common purpose is fire protection, stock, or small fish pond. The tallest dam is Fairfield Water Works Dam No 1 at 40 ft.
Explore more: Oldest dams in Iowa · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Fairfield Water Works Dam No 1 | Significant | Satisfactory | 40 | Water Supply | 1888 |
| Walton Lake Dam | Significant | Satisfactory | 35 | Water Supply | 1900 |
| Hickenbottom Dam | Low | Not assessed | 35 | Fire Protection, Stock, Or Small Fish Pond | 1985 |
| Greenfield Dam | Low | Not assessed | 35 | Fire Protection, Stock, Or Small Fish Pond | 1998 |
| Rocky Branch Creek Watershed Site D-2 | Low | Not assessed | 35 | Fire Protection, Stock, Or Small Fish Pond | 1964 |
| E&h Farms Dam | Low | Not assessed | 34 | Fire Protection, Stock, Or Small Fish Pond | 1988 |
| Fairfield Waterworks Dam No 2 | Low | Satisfactory | 33 | Water Supply | 1900 |
| Adam Dam | Low | Not assessed | 32 | Grade Stabilization | 2017 |
| Adam Dam | Low | Not assessed | 32 | Fire Protection, Stock, Or Small Fish Pond | 1997 |
| Snakenburg Dam | Low | Not assessed | 32 | Fire Protection, Stock, Or Small Fish Pond | 1985 |
| Cubbage Dam | Low | Not assessed | 32 | Fire Protection, Stock, Or Small Fish Pond | 2000 |
| Brown Dam | Low | Not assessed | 32 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Jones Brothers Dam | Low | Not assessed | 32 | Fire Protection, Stock, Or Small Fish Pond | 1977 |
| Pacha Dam | Low | Not assessed | 32 | Fire Protection, Stock, Or Small Fish Pond | 1975 |
| Beauchamp Dam | Low | Not assessed | 31 | Fire Protection, Stock, Or Small Fish Pond | 2001 |
| Mc Creedy Dam | Low | Not assessed | 31 | Fire Protection, Stock, Or Small Fish Pond | 2002 |
| Hammes Dam | Low | Not assessed | 30 | Fire Protection, Stock, Or Small Fish Pond | 2000 |
| Sheckler Dam | Low | Not assessed | 30 | Fire Protection, Stock, Or Small Fish Pond | 1965 |
| Stever Dam | Low | Not assessed | 30 | Fire Protection, Stock, Or Small Fish Pond | 1997 |
| Adams Bros. Dam | Low | Not assessed | 30 | Fire Protection, Stock, Or Small Fish Pond | 1988 |
| Chappel Studio Pond Dam | Low | Not assessed | 30 | Fire Protection, Stock, Or Small Fish Pond | 2005 |
| Dimick Dam | Low | Not assessed | 29 | Fire Protection, Stock, Or Small Fish Pond | 1985 |
| Rocky Branch Creek Watershed Site C-2 | Low | Not assessed | 29 | Fire Protection, Stock, Or Small Fish Pond | 1969 |
| Carter Dam | Low | Not assessed | 28 | Fire Protection, Stock, Or Small Fish Pond | 1967 |
| Jefferson Park Dam | Low | Not assessed | 28 | Recreation | 1995 |
| Jefferson County Roadgrade Dam 25-73-10 | Low | Not assessed | 28 | Grade Stabilization | 2005 |
| Singer Dam | Low | Not assessed | 27 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Bloomquist Dam | Low | Not assessed | 27 | Grade Stabilization | 2002 |
| Woody Dam | Low | Not assessed | 27 | Fish and Wildlife Pond | 2003 |
| Elmore Dam | Low | Not assessed | 27 | Fish and Wildlife Pond | 2003 |
| Cole Dam | Low | Not assessed | 27 | Fire Protection, Stock, Or Small Fish Pond | 1991 |
| Krogmeier Dam | Low | Not assessed | 27 | Grade Stabilization | 2023 |
| Walnut Creek Dam Site 1 | Low | Not assessed | 27 | Fire Protection, Stock, Or Small Fish Pond | 1995 |
| Johnson Dam Site 1 | Low | Not assessed | 27 | Fire Protection, Stock, Or Small Fish Pond | 1993 |
| Manor Dam | Low | Not assessed | 26 | Fire Protection, Stock, Or Small Fish Pond | 1997 |
| Harvey Dam | Low | Not assessed | 26 | Grade Stabilization | 2006 |
| Jefferson County Roadgrade Dam 7-72-8 | Low | Not assessed | 26 | Fire Protection, Stock, Or Small Fish Pond | 2007 |
| Johnson Dam Site 2 | Low | Not assessed | 26 | Fire Protection, Stock, Or Small Fish Pond | 1993 |
| Rocky Branch Creek Watershed Site A-5 | Low | Not assessed | 26 | Fire Protection, Stock, Or Small Fish Pond | 1960 |
| Rocky Branch Creek Watershed Site H-5 | Low | Not assessed | 26 | Fire Protection, Stock, Or Small Fish Pond | 1958 |
| Leisure Dam | Low | Not assessed | 25 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Walnut Creek Dam Site 2 | Low | Not assessed | 25 | Fire Protection, Stock, Or Small Fish Pond | 1995 |
| Rocky Branch Creek Watershed Site 4 | Low | Not assessed | 25 | Fire Protection, Stock, Or Small Fish Pond | 1962 |
| Jefferson County Roadgrade Dam 24-72-11 | Low | Not assessed | 25 | Other | 1984 |
| Beauchamp Dam | Low | Not assessed | 24 | Fire Protection, Stock, Or Small Fish Pond | 1994 |
| Horras Dam | Low | Not assessed | 24 | Fire Protection, Stock, Or Small Fish Pond | 1995 |
| Ron Pickard Road Structure | Low | Not assessed | 24 | Grade Stabilization | 2009 |
| Crawford Dam | Low | Not assessed | 24 | Fire Protection, Stock, Or Small Fish Pond | 1962 |
| Jones Brothers Dam | Low | Not assessed | 24 | Fire Protection, Stock, Or Small Fish Pond | 1965 |
| Seven Thousand Development Dam | Low | Not assessed | 24 | Fire Protection, Stock, Or Small Fish Pond | 1995 |
| Jefferson County Roadgrade Dam 16-73-9 | Low | Not assessed | 24 | Grade Stabilization | 2002 |
| Bishop Dam | Low | Not assessed | 22 | Fire Protection, Stock, Or Small Fish Pond | 1988 |
| Swan Dam | Low | Not assessed | 22 | Grade Stabilization | 2004 |
| Foreman Dam | Low | Not assessed | 22 | Fire Protection, Stock, Or Small Fish Pond | 2000 |
| Cherry Tree Subdivision Dam | Low | Not assessed | 22 | Recreation | 1999 |
| Adam Dam | Low | Not assessed | 21 | Fire Protection, Stock, Or Small Fish Pond | 1999 |
| Diers Dam | Low | Not assessed | 21 | Fire Protection, Stock, Or Small Fish Pond | 1969 |
| Rocky Branch Creek Watershed Site H-7 | Low | Not assessed | 21 | Fire Protection, Stock, Or Small Fish Pond | 1958 |
| Miller Dam | Low | Not assessed | 20 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Johnson Dam | Low | Not assessed | 20 | Fire Protection, Stock, Or Small Fish Pond | 1991 |
| Lyons Dam | Low | Not assessed | 20 | Fire Protection, Stock, Or Small Fish Pond | 1998 |
| Jenkins Dam | Low | Not assessed | 18 | Fire Protection, Stock, Or Small Fish Pond | 1965 |
| Bradfield Dam | Low | Not assessed | 17 | Fire Protection, Stock, Or Small Fish Pond | 1985 |
| Kistler Dam | Low | Not assessed | 15 | Irrigation | 1987 |
| Il & Ic Dam | Low | Not assessed | 8 | Recreation | 1992 |