Waverly Milldam
Waverly Milldam is a gravity dam located in Bremer County, Iowa, built in 1872. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Waverly Milldam
The primary purpose of Waverly Milldam is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by City Of Waverly (local government). It impounds the Cedar River near Waverly.
The dam stands 12 feet tall and stretches 384 feet across, creates a reservoir covering 175 acres, has a maximum storage capacity of 1,261 acre-feet, and collects water from a drainage area of 1,549 square miles. Completed in 1872, the structure is one of the older dams in the region, with over a century and a half of service.
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 09/28/2021.
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Location
| State | Iowa |
| County | Bremer |
| Nearest City | Waverly |
| River/Stream | Cedar River |
| Coordinates | 42.72640, -92.47070 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 384 ft |
| Year Completed | 1872 (154 years old) |
Storage & Hydraulics
| NID Storage | 1,261 acre-ft |
| Max Storage | 1,261 acre-ft |
| Normal Storage | 1,042 acre-ft |
| Surface Area | 175 acres |
| Drainage Area | 1,549 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | City of Waverly |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/28/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01322 |
| Federal ID | IA01322 |
| More Info | State Dam Safety Program |