Palisades Lake
Palisades Lake is an earth dam located in Sanpete County, Utah, built in 1899. It carries a High hazard potential classification and has a poor condition assessment.
About Palisades Lake
The primary purpose of Palisades Lake is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Manti Irrigation & Reservoir Co., Et Al (private). It impounds the Sixmile Creek - Offstream near Sterling.
The dam stands 24 feet tall and stretches 1,250 feet across, has a maximum storage capacity of 1,050 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1899, the structure is over a century old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 07/19/2023.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Utah dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Utah |
| County | Sanpete |
| Nearest City | Sterling |
| River/Stream | Sixmile Creek - Offstream |
| Coordinates | 39.20517, -111.67242 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Length | 1,250 ft |
| Year Completed | 1899 (127 years old) |
Storage & Hydraulics
| NID Storage | 1,050 acre-ft |
| Max Storage | 1,050 acre-ft |
| Normal Storage | 780 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 75 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | MANTI IRRIGATION & RESERVOIR CO., ET AL |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 07/19/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | UT00119 |
| Federal ID | UT00119 |
| More Info | State Dam Safety Program |