Koop Dam is an earth dam located in Butler County, Iowa, built in 1990. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 328 ft long, taller than 62% 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 Koop Dam
The primary purpose of Koop 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 Meinard Koop (private). It impounds the Tr- Beaver Creek near New Hartford.
The dam stands 28 feet tall and stretches 328 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 51 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1990, the structure is 36 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 10/24/1991. That was over 34 years ago.
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Location
| State | Iowa |
| County | Butler |
| Nearest City | New Hartford |
| River/Stream | Tr- Beaver Creek |
| Coordinates | 42.58540, -92.64330 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 328 ft |
| Year Completed | 1990 (36 years old) |
Storage & Hydraulics
| NID Storage | 51 acre-ft |
| Max Storage | 51 acre-ft |
| Normal Storage | 32 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 | Meinard Koop |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/24/1991 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02563 |
| Federal ID | IA02563 |
| More Info | State Dam Safety Program |