Mucky Creek Subwatershed Sta 26+20 #3 is an earth dam located in Monona County, Iowa, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 38 ft38 ft tall and 502 ft long, taller than 84% 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 Mucky Creek Subwatershed Sta 26+20 #3
The primary purpose of Mucky Creek Subwatershed Sta 26+20 #3 is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Monona County Swcd (local government). It impounds the Tr-maple River near Mapleton.
The dam stands 38 feet tall and stretches 502 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 39 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, the structure is well into its service life at over 50 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 38 feet, this dam is taller than 84% of dams nationwide.
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Location
| State | Iowa |
| County | Monona |
| Nearest City | Mapleton |
| River/Stream | Tr-maple River |
| Coordinates | 42.13690, -95.77960 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 38 ft |
| Dam Height | 38 ft |
| Dam Length | 502 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 39 acre-ft |
| Max Storage | 39 acre-ft |
| Normal Storage | 23 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Monona County Swcd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00749 |
| Federal ID | IA00749 |
| More Info | State Dam Safety Program |