Cozad Dam is an earth dam located in Clarke County, Iowa, built in 1959. It carries a Low hazard potential classification.
Dam profile
NID height · 36 ft36 ft tall and 606 ft long, taller than 82% 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 Cozad Dam
The primary purpose of Cozad 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 Jacob Cozad (private). It impounds the Tr-otter Creek near Red Rock Reservoir.
The dam stands 36 feet tall and stretches 606 feet across, creates a reservoir covering 18 acres, has a maximum storage capacity of 339 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1959, 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 04/24/1990. That was over 36 years ago.
At 36 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Iowa |
| County | Clarke |
| Nearest City | Red Rock Reservoir |
| River/Stream | Tr-otter Creek |
| Coordinates | 41.13040, -93.65920 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 606 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 339 acre-ft |
| Max Storage | 339 acre-ft |
| Normal Storage | 159 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Jacob Cozad |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 04/24/1990 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00214 |
| Federal ID | IA00214 |
| More Info | State Dam Safety Program |