Henderson is an earth dam located in Dawson County, Nebraska, built in 1941. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 19 ft19 ft tall and 254 ft long. 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 Henderson
The primary purpose of Henderson 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 Cozad.
The dam stands 19 feet tall and stretches 254 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 500 acre-feet. 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.
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Location
| State | Nebraska |
| County | Dawson |
| Nearest City | Cozad |
| River/Stream | Supply Canal |
| Coordinates | 40.79409, -100.07650 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 254 ft |
| Year Completed | 1941 (85 years old) |
Storage & Hydraulics
| NID Storage | 500 acre-ft |
| Max Storage | 500 acre-ft |
| Normal Storage | 500 acre-ft |
| Surface Area | 6 acres |
| 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 | NE01032 |
| Federal ID | NE01032 |
| More Info | State Dam Safety Program |