Four Corners Dam is an earth dam located in Carroll County, Iowa, built in 1999. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 720 ft long, taller than 50% 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 Four Corners Dam
The primary purpose of Four Corners Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Manning Community Foundation (private). It impounds the Tr- West Nishnabotna River near Manning.
The dam stands 25 feet tall and stretches 720 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 128 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1999, the structure is 27 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.
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Location
| State | Iowa |
| County | Carroll |
| Nearest City | Manning |
| River/Stream | Tr- West Nishnabotna River |
| Coordinates | 41.90220, -95.08300 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 720 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 128 acre-ft |
| Max Storage | 128 acre-ft |
| Normal Storage | 51 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Manning Community Foundation |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03199 |
| Federal ID | IA03199 |
| More Info | State Dam Safety Program |