Brown Deer Golf Course Dam
Brown Deer Golf Course Dam is an earth dam located in Johnson County, Iowa, built in 1970. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Brown Deer Golf Course Dam
The primary purpose of Brown Deer Golf Course 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 Coralville (local government). It impounds the Tr-muddy Creek near Iowa City.
The dam stands 46 feet tall and stretches 830 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 298 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1970, the structure is well into its service life at over 50 years 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 06/30/2020.
At 46 feet, this dam is taller than 91% of dams nationwide.
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Location
| State | Iowa |
| County | Johnson |
| Nearest City | Iowa City |
| River/Stream | Tr-muddy Creek |
| Coordinates | 41.69920, -91.56750 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 46 ft |
| Dam Height | 46 ft |
| Dam Length | 830 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 298 acre-ft |
| Max Storage | 298 acre-ft |
| Normal Storage | 123 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | City of Coralville |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/30/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01330 |
| Federal ID | IA01330 |
| More Info | State Dam Safety Program |