Mill Picayune Watershed Site P-79-2 is an earth dam located in Shelby County, Iowa, built in 1986. It carries a Low hazard potential classification.
Dam profile
NID height · 50 ft50 ft tall and 628 ft long, taller than 92% 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 Mill Picayune Watershed Site P-79-2
The primary purpose of Mill Picayune Watershed Site P-79-2 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 Shelby County Swcd (local government). It impounds the Tr- Picayune Cr. near Woodbine.
The dam stands 50 feet tall and stretches 628 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 220 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1986, the structure is 40 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 50 feet, this dam is taller than 92% of dams nationwide.
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Location
| State | Iowa |
| County | Shelby |
| Nearest City | Woodbine |
| River/Stream | Tr- Picayune Cr. |
| Coordinates | 41.80140, -95.51320 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 50 ft |
| Dam Height | 50 ft |
| Dam Length | 628 ft |
| Year Completed | 1986 (40 years old) |
Storage & Hydraulics
| NID Storage | 220 acre-ft |
| Max Storage | 220 acre-ft |
| Normal Storage | 109 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Shelby County Swcd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02391 |
| Federal ID | IA02391 |
| More Info | State Dam Safety Program |