Dittmer Dam
Dittmer Dam is an earth dam located in Polk County, Nebraska, built in 1977. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Dittmer Dam
The primary purpose of Dittmer Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Central Platte Natural Resources District (local government). It impounds the Tr-platte River near Silver Creek.
The dam stands 39 feet tall and stretches 315 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 290 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1977, the structure is 49 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/14/2022.
At 39 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Nebraska |
| County | Polk |
| Nearest City | Silver Creek |
| River/Stream | Tr-platte River |
| Coordinates | 41.16261, -97.81149 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 39 ft |
| Dam Height | 35 ft |
| Dam Length | 315 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 290 acre-ft |
| Max Storage | 290 acre-ft |
| Normal Storage | 17 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 44 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Central Platte Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/14/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01745 |
| Federal ID | NE01745 |
| More Info | State Dam Safety Program |