Keystone Diversion
Keystone Diversion is an earth dam located in Keith County, Nebraska, built in 1935. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Keystone Diversion
The primary purpose of Keystone Diversion 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 Nebraska Public Power District (public utility). It impounds the North Platte near North Platte.
The dam stands 20 feet tall and stretches 460 feet across, creates a reservoir covering 640 acres, has a maximum storage capacity of 4,200 acre-feet, and collects water from a drainage area of 29,400 square miles. Completed in 1935, 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. An emergency action plan is in place for this dam. The most recent inspection on record was 06/21/2022.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Nebraska |
| County | Keith |
| Nearest City | North Platte |
| River/Stream | North Platte |
| Coordinates | 41.21145, -101.63598 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 460 ft |
| Year Completed | 1935 (91 years old) |
Storage & Hydraulics
| NID Storage | 4,200 acre-ft |
| Max Storage | 4,200 acre-ft |
| Surface Area | 640 acres |
| Drainage Area | 29,400 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Nebraska Public Power District |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/21/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NE01050 |
| Federal ID | NE01050 |
| More Info | State Dam Safety Program |