East Lake Dam
East Lake Dam is an earth dam located in Clarke County, Iowa, built in 1915. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About East Lake Dam
The primary purpose of East Lake 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 Clarke County Conservation Board (local government). It impounds the Tr-white Breast Creek near Chariton River.
The dam stands 41 feet tall and stretches 795 feet across, creates a reservoir covering 13 acres, has a maximum storage capacity of 257 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1915, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 05/23/2023.
At 41 feet, this dam is taller than 88% of dams nationwide.
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Location
| State | Iowa |
| County | Clarke |
| Nearest City | Chariton River |
| River/Stream | Tr-white Breast Creek |
| Coordinates | 41.03190, -93.74240 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 41 ft |
| Dam Height | 41 ft |
| Dam Length | 795 ft |
| Year Completed | 1915 (111 years old) |
Storage & Hydraulics
| NID Storage | 257 acre-ft |
| Max Storage | 257 acre-ft |
| Normal Storage | 98 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Clarke County Conservation Board |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/23/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01337 |
| Federal ID | IA01337 |
| More Info | State Dam Safety Program |