Monona County Roadgrade Dam 23-82-43
Monona County Roadgrade Dam 23-82-43 is an earth dam located in Monona County, Iowa, built in 1988. It carries a Low hazard potential classification.
About Monona County Roadgrade Dam 23-82-43
Monona County Roadgrade Dam 23-82-43 is a dam in Monona, Iowa. The dam is owned by Monona County Board Of Supervisors (local government). It impounds the Elk Creek near Moorhead.
The dam stands 29 feet tall and stretches 180 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 75 acre-feet, and collects water from a drainage area of 13 square miles. Completed in 1988, the structure is 38 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 | Monona |
| Nearest City | Moorhead |
| River/Stream | Elk Creek |
| Coordinates | 41.90230, -95.82700 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 180 ft |
| Year Completed | 1988 (38 years old) |
Storage & Hydraulics
| NID Storage | 75 acre-ft |
| Max Storage | 75 acre-ft |
| Normal Storage | 5 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 13 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Monona County Board of Supervisors |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02444 |
| Federal ID | IA02444 |
| More Info | State Dam Safety Program |