Mosquito Creek Watershed Site 6-1 is an earth dam located in Harrison County, Iowa, built in 1979. It carries a Low hazard potential classification.
Dam profile
NID height · 46 ft46 ft tall and 625 ft long, taller than 91% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Mosquito Creek Watershed Site 6-1
The primary purpose of Mosquito Creek Watershed Site 6-1 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 Harrison County Swcd (local government). It impounds the Tr-mosquito Creek near Yorkshire.
The dam stands 46 feet tall and stretches 625 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 335 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1979, the structure is 47 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 46 feet, this dam is taller than 91% of dams nationwide.
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Location
| State | Iowa |
| County | Harrison |
| Nearest City | Yorkshire |
| River/Stream | Tr-mosquito Creek |
| Coordinates | 41.54500, -95.58760 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 46 ft |
| Dam Height | 46 ft |
| Dam Length | 625 ft |
| Year Completed | 1979 (47 years old) |
Storage & Hydraulics
| NID Storage | 335 acre-ft |
| Max Storage | 335 acre-ft |
| Normal Storage | 92 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Harrison County Swcd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01980 |
| Federal ID | IA01980 |
| More Info | State Dam Safety Program |