Greene County Dam is an earth dam located in Greene County, Iowa, built in 1984. It carries a Low hazard potential classification.
Dam profile
NID height · 34 ft34 ft tall and 600 ft long, taller than 78% 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 Greene County Dam
The primary purpose of Greene County Dam 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 Greene County Board of Supervisors (local government). It impounds the Tr- Raccoon R. near Dawson.
The dam stands 34 feet tall and stretches 600 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 100 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1984, the structure is 42 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 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Iowa |
| County | Greene |
| Nearest City | Dawson |
| River/Stream | Tr- Raccoon R. |
| Coordinates | 41.92940, -94.27380 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 600 ft |
| Year Completed | 1984 (42 years old) |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Max Storage | 100 acre-ft |
| Normal Storage | 48 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Greene County Board of Supervisors |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02365 |
| Federal ID | IA02365 |
| More Info | State Dam Safety Program |