Deer Ridge Dam is an earth dam located in Union County, Iowa, built in 1983. It carries a Low hazard potential classification.
Dam profile
NID height · 34 ft34 ft tall and 365 ft long, taller than 78% of U.S. dams with a recorded height. 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 Deer Ridge Dam
The primary purpose of Deer Ridge Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Union County Conservation Board (local government). It impounds the Tr- Thompson River near Talmage.
The dam stands 34 feet tall and stretches 365 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 63 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1983, the structure is 43 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.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Iowa |
| County | Union |
| Nearest City | Talmage |
| River/Stream | Tr- Thompson River |
| Coordinates | 41.09900, -94.14020 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 365 ft |
| Year Completed | 1983 (43 years old) |
Storage & Hydraulics
| NID Storage | 63 acre-ft |
| Max Storage | 63 acre-ft |
| Normal Storage | 35 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Union County Conservation Board |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02223 |
| Federal ID | IA02223 |
| More Info | State Dam Safety Program |