Lower Centerville Reservoir Dam
Lower Centerville Reservoir Dam is an earth dam located in Appanoose County, Iowa, built in 1912. It carries a Significant hazard potential classification and has a fair condition assessment.
About Lower Centerville Reservoir Dam
The primary purpose of Lower Centerville Reservoir Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by City Of Centerville (local government). It impounds the Tr-cooper Creek near Centerville.
The dam stands 39 feet tall and stretches 530 feet across, creates a reservoir covering 28 acres, has a maximum storage capacity of 575 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1912, the structure is over a century old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 05/24/2022.
At 39 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Iowa |
| County | Appanoose |
| Nearest City | Centerville |
| River/Stream | Tr-cooper Creek |
| Coordinates | 40.71730, -92.88380 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 39 ft |
| Dam Height | 39 ft |
| Dam Length | 530 ft |
| Year Completed | 1912 (114 years old) |
Storage & Hydraulics
| NID Storage | 575 acre-ft |
| Max Storage | 575 acre-ft |
| Normal Storage | 380 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 3 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | City of Centerville |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 05/24/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01334 |
| Federal ID | IA01334 |
| More Info | State Dam Safety Program |