Powers Dam is an earth dam located in Mills County, Iowa, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 41 ft41 ft tall and 597 ft long, taller than 87% 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 Powers Dam
The primary purpose of Powers 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 Ray Powers (private). It impounds the Tr-spring Valley Creek near Randolph.
The dam stands 41 feet tall and stretches 597 feet across, creates a reservoir covering 0 acres, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1960, 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. The most recent inspection on record was 09/27/1961. That was over 65 years ago.
At 41 feet, this dam is taller than 87% of dams nationwide.
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Location
| State | Iowa |
| County | Mills |
| Nearest City | Randolph |
| River/Stream | Tr-spring Valley Creek |
| Coordinates | 40.95600, -95.66240 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 41 ft |
| Dam Height | 41 ft |
| Dam Length | 597 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 3 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Ray Powers |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/27/1961 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00694 |
| Federal ID | IA00694 |
| More Info | State Dam Safety Program |