Mcmillen Dam
Mcmillen Dam is an earth dam located in Cheyenne County, Nebraska, built in 1960. It carries a Low hazard potential classification and has a poor condition assessment.
About Mcmillen Dam
The primary purpose of Mcmillen Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Marilynn J Mcmillen Trustee (private). It impounds the Tr-sidney Draw near Sidney.
The dam stands 16 feet tall and stretches 735 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 113 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 03/29/2023.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Nebraska |
| County | Cheyenne |
| Nearest City | Sidney |
| River/Stream | Tr-sidney Draw |
| Coordinates | 41.08417, -103.16342 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 735 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 113 acre-ft |
| Max Storage | 113 acre-ft |
| Normal Storage | 105 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Marilynn J McMillen Trustee |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 03/29/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE09773 |
| Federal ID | NE09773 |
| More Info | State Dam Safety Program |