Seymour Reservoir Dam is an earth dam located in Wayne County, Iowa, built in 1908. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 24 ft24 ft tall and 890 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Seymour Reservoir Dam
The primary purpose of Seymour Reservoir Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City of Seymour (local government). It impounds the Tr-shoal Creek near Glenwood, Mo.
The dam stands 24 feet tall and stretches 890 feet across, creates a reservoir covering 25 acres, has a maximum storage capacity of 258 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1908, the structure is over a century 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 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.
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Location
| State | Iowa |
| County | Wayne |
| Nearest City | Glenwood, Mo |
| River/Stream | Tr-shoal Creek |
| Coordinates | 40.67000, -93.12020 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 890 ft |
| Year Completed | 1908 (118 years old) |
Storage & Hydraulics
| NID Storage | 258 acre-ft |
| Max Storage | 258 acre-ft |
| Normal Storage | 110 acre-ft |
| Surface Area | 25 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | City of Seymour |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 05/24/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01385 |
| Federal ID | IA01385 |
| More Info | State Dam Safety Program |