Gartner Dam is an earth dam located in Adams County, Nebraska, built in 2000. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 41 ft41 ft tall and 615 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 Gartner Dam
The primary purpose of Gartner Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Kevin J & Kimberly D Bonifas (private). It impounds the Tr-cottonwood Creek near Ayr.
The dam stands 41 feet tall and stretches 615 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 496 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 2000, the structure is 26 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 03/30/2021.
At 41 feet, this dam is taller than 87% of dams nationwide.
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Location
| State | Nebraska |
| County | Adams |
| Nearest City | Ayr |
| River/Stream | Tr-cottonwood Creek |
| Coordinates | 40.43929, -98.57604 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 41 ft |
| Dam Height | 34 ft |
| Dam Length | 615 ft |
| Year Completed | 2000 (26 years old) |
Storage & Hydraulics
| NID Storage | 496 acre-ft |
| Max Storage | 496 acre-ft |
| Normal Storage | 47 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 209 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Kevin J & Kimberly D Bonifas |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/30/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02546 |
| Federal ID | NE02546 |
| More Info | State Dam Safety Program |