Bonham Dam 3403
Bonham Dam 3403 is an earth dam located in Franklin County, Nebraska, built in 1960. It carries a Low hazard potential classification and has a poor condition assessment.
About Bonham Dam 3403
The primary purpose of Bonham Dam 3403 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 Max L & Barbara Bonham (private). It impounds the Tr- Big Cottonwood Creek.
The dam stands 23 feet tall and stretches 240 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 63 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 10/12/2022.
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Location
| State | Nebraska |
| County | Franklin |
| Nearest City | None |
| River/Stream | Tr- Big Cottonwood Creek |
| Coordinates | 40.19962, -99.08380 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 240 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 63 acre-ft |
| Max Storage | 63 acre-ft |
| Normal Storage | 11 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Max L & Barbara Bonham |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 10/12/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE03403 |
| Federal ID | NE03403 |
| More Info | State Dam Safety Program |