Copper Creek Lake Dam is an earth dam located in Polk County, Iowa, built in 1995. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 31 ft31 ft tall and 825 ft long, taller than 72% 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 Copper Creek Lake Dam
The primary purpose of Copper Creek Lake Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Copper Creek Golf Course Lc (private). It impounds the Tr- Four Mile Creek near Pleasant Hill.
The dam stands 31 feet tall and stretches 825 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 103 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1995, the structure is 31 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 05/18/2023.
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Location
| State | Iowa |
| County | Polk |
| Nearest City | Pleasant Hill |
| River/Stream | Tr- Four Mile Creek |
| Coordinates | 41.60660, -93.51200 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 825 ft |
| Year Completed | 1995 (31 years old) |
Storage & Hydraulics
| NID Storage | 103 acre-ft |
| Max Storage | 103 acre-ft |
| Normal Storage | 46 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Copper Creek Golf Course Lc |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/18/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02938 |
| Federal ID | IA02938 |
| More Info | State Dam Safety Program |