Dams in Cass County, Nebraska
66Total Dams
8High Hazard
18Significant
Dam Safety in Cass County, Nebraska
Cass County has 66 dams tracked in the National Inventory of Dams. Of these, 8 are classified as high hazard — meaning failure would probably cause loss of human life. Another 18 carry a significant hazard classification. Currently, 7 dams have a condition assessment of poor or unsatisfactory.
The average dam in Cass County is 39 years old. The most common purpose is flood risk reduction. The tallest dam is Beaver Lake Dam at 108 ft.
Explore more: Oldest dams in Nebraska · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Beaver Lake Dam | High | Poor | 108 | Recreation | 1973 |
| Centurylink Dam (multi-purpose Dam 1989-1) | High | Satisfactory | 65 | Recreation | 1990 |
| Mill Creek Road Dam 7 | High | Satisfactory | 49 | Flood Risk Reduction | 1994 |
| Plattsmouth 10-a | High | Satisfactory | 44 | Flood Risk Reduction | 1959 |
| Plattsmouth 12-a | High | Satisfactory | 39 | Flood Risk Reduction | 1962 |
| Plattsmouth 4-a | High | Satisfactory | 34 | Flood Risk Reduction | 1962 |
| Plattsmouth 18-a | High | Satisfactory | 30 | Flood Risk Reduction | 1959 |
| Plattsmouth 7-c | High | Satisfactory | 30 | Flood Risk Reduction | 1959 |
| Ravens Nest East Dam | Significant | Satisfactory | 53 | Flood Risk Reduction | 2006 |
| Weeping Water Creek 17-d | Significant | Satisfactory | 49 | Flood Risk Reduction | 1995 |
| Weeping Water Creek 2-i | Significant | Satisfactory | 46 | Flood Risk Reduction | 1996 |
| Road Dam Northwest Of Beaver Lake | Significant | Satisfactory | 45 | Flood Risk Reduction | 1995 |
| Weeping Water Creek 2-a | Significant | Satisfactory | 43 | Flood Risk Reduction | 1995 |
| Weeping Water Creek 7-c | Significant | Satisfactory | 43 | Flood Risk Reduction | 1997 |
| Weeping Water Creek 4-f | Significant | Satisfactory | 42 | Flood Risk Reduction | 1994 |
| Weeping Water Creek 6-g | Significant | Satisfactory | 41 | Flood Risk Reduction | 1997 |
| Weeping Water Creek 21-a | Significant | Satisfactory | 40 | Flood Risk Reduction | 1997 |
| Weeping Water Creek 19-c | Significant | Satisfactory | 39 | Flood Risk Reduction | 1995 |
| Wilson Creek 12-s | Significant | Satisfactory | 38 | Flood Risk Reduction | 1979 |
| Carol Joy Holling Dam | Significant | Satisfactory | 36 | Recreation | 1981 |
| Weeping Water Creek 17-l | Significant | Satisfactory | 36 | Flood Risk Reduction | 1995 |
| Weeping Water Creek 5-h | Significant | Satisfactory | 36 | Flood Risk Reduction | 1994 |
| Weeping Water Creek 15-i | Significant | Satisfactory | 35 | Flood Risk Reduction | 1995 |
| Weeping Water Creek 15-b | Significant | Satisfactory | 35 | Flood Risk Reduction | 1992 |
| Weeping Water Creek 5-k | Significant | Fair | 35 | Flood Risk Reduction | 1994 |
| Cass County Road Dam 36cb-12-11 | Significant | Fair | 32 | Flood Risk Reduction | 1994 |
| Maneman-haveman Dam | Low | Satisfactory | 55 | Flood Risk Reduction | 1997 |
| Weeping Water Creek 8-a | Low | Satisfactory | 54 | Flood Risk Reduction | 1999 |
| Wilson Dam 2708 | Low | Satisfactory | 46 | Other | 2004 |
| Timmerman Farms Dam | Low | Satisfactory | 45 | Flood Risk Reduction | 1995 |
| Weeping Water Creek 15-g | Low | Satisfactory | 44 | Flood Risk Reduction | 1992 |
| Nathan Frink Dam | Low | Satisfactory | 44 | Flood Risk Reduction | 2000 |
| Cass County Road Dam 12ba-10-10 | Low | Satisfactory | 43 | Flood Risk Reduction | 1994 |
| Weeping Water Creek 4-j | Low | Satisfactory | 42 | Flood Risk Reduction | 1994 |
| Mynard Road Dam 36a-12-12 | Low | Satisfactory | 42 | Flood Risk Reduction | 1994 |
| Cass County Road Dam 26cc-10-12 | Low | Satisfactory | 41 | Flood Risk Reduction | 1996 |
| Weeping Water Creek 7-f | Low | Satisfactory | 40 | Flood Risk Reduction | 1999 |
| Cass County Road Dam Rakes Creek Site | Low | Fair | 40 | Other | 1984 |
| Copper Penny Dam | Low | Fair | 38 | Irrigation | 1980 |
| Holdredge Street Dam | Low | Satisfactory | 38 | Flood Risk Reduction | 2002 |
| Rueter Dam | Low | Satisfactory | 36 | Flood Risk Reduction | 1998 |
| Rock Creek Sediment Control Dam | Low | Satisfactory | 36 | Other | 1996 |
| Road Dam 16-11-11 | Low | Satisfactory | 36 | Other | 1989 |
| Weeping Water Creek 6-b | Low | Satisfactory | 36 | Flood Risk Reduction | 1997 |
| O'brien Mockenhaupt Dam | Low | Satisfactory | 34 | Other | 1981 |
| E.t. Mahoney S Park Dam | Low | Satisfactory | 34 | Recreation | 1988 |
| Wilson Creek 11-a | Low | Poor | 33 | Flood Risk Reduction | 1974 |
| Eugene Klein Dam | Low | Poor | 32 | Other | 1998 |
| Stander Dam | Low | Satisfactory | 32 | Flood Risk Reduction | 2001 |
| Koch Dam | Low | Poor | 32 | Fire Protection, Stock, Or Small Fish Pond | 1989 |
| Mill Creek Road Dam 5 | Low | Fair | 32 | Other | 1989 |
| Schlichtemeier Dam 1 | Low | Satisfactory | 31 | Irrigation | 1975 |
| Jenny Newman Dam | Low | Satisfactory | 31 | Recreation | 1965 |
| W-m Dam | Low | Satisfactory | 31 | Irrigation | 1975 |
| Cass County Road Dam Ruhge Site | Low | Satisfactory | 31 | Other | 1986 |
| Dowling Dam | Low | Not Rated | 30 | Flood Risk Reduction | 1980 |
| Jameson Dam | Low | Fair | 30 | Irrigation | 1976 |
| Topliff Dam | Low | Poor | 30 | Other | 1978 |
| Wilson Creek 12-25 | Low | Satisfactory | 30 | Other | 1963 |
| Morehouse Dam | Low | Poor | 28 | Flood Risk Reduction | 1980 |
| Ranch Road Dam 12-12-12 | Low | Satisfactory | 27 | Flood Risk Reduction | 1998 |
| Schlichtemeier Dam | Low | Poor | 26 | Irrigation | 1977 |
| Buchholz Dam | Low | Not Rated | 25 | Flood Risk Reduction | 1970 |
| Ahrens Dam | Low | Satisfactory | 22 | Other | 1976 |
| Weyers Dam | Low | Satisfactory | 22 | Other | 1979 |
| Eagle Lake Dam | Low | Fair | 19 | Recreation | 1973 |