Arrasmith Dam
Arrasmith Dam is an earth dam located in Buffalo County, Nebraska, built in 1960. It carries a Low hazard potential classification.
About Arrasmith Dam
The primary purpose of Arrasmith 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 Zero Herefords South Inc (private). It impounds the Tr-south Loup River near Pleasanton.
The dam stands 22 feet tall and stretches 470 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 313 acre-feet, and collects water from a drainage area of 4 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 05/22/2014. That was over 11 years ago.
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Location
| State | Nebraska |
| County | Buffalo |
| Nearest City | Pleasanton |
| River/Stream | Tr-south Loup River |
| Coordinates | 41.04064, -99.41650 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 470 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 313 acre-ft |
| Max Storage | 313 acre-ft |
| Normal Storage | 30 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 920 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Zero Herefords South Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 05/22/2014 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00588 |
| Federal ID | NE00588 |
| More Info | State Dam Safety Program |