Boxelder Canyon is an earth dam located in Lincoln County, Nebraska, built in 1941. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 35 ft35 ft tall and 585 ft long, taller than 80% 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 Boxelder Canyon
The primary purpose of Boxelder Canyon is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Central Nebraska Public Power & Irrigation District (public utility). It impounds the Supply Canal near Maxwell.
The dam stands 35 feet tall and stretches 585 feet across, creates a reservoir covering 22 acres, has a maximum storage capacity of 350 acre-feet, and collects water from a drainage area of 23 square miles. Completed in 1941, the structure is well-established, with more than 75 years of service.
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 08/25/2022.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Nebraska |
| County | Lincoln |
| Nearest City | Maxwell |
| River/Stream | Supply Canal |
| Coordinates | 41.03052, -100.56839 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 33 ft |
| Dam Length | 585 ft |
| Year Completed | 1941 (85 years old) |
Storage & Hydraulics
| NID Storage | 350 acre-ft |
| Max Storage | 350 acre-ft |
| Normal Storage | 280 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 23 sq mi |
| Max Discharge | 5,810 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Central Nebraska Public Power & Irrigation District |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/25/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01045 |
| Federal ID | NE01045 |
| More Info | State Dam Safety Program |