Squaw Creek
Squaw Creek is a dam located in Owyhee County, Idaho, built in 1968. It carries a High hazard potential classification and has a fair condition assessment.
About Squaw Creek
The primary purpose of Squaw Creek is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is private-owned. It impounds the Squaw Creek Payne Creek near Hwy 51.
The dam stands 61 feet tall and stretches 850 feet across, creates a reservoir covering 72 acres, has a storage capacity of 1,140 acre-feet, and collects water from a drainage area of 11 square miles. Completed in 1968, the structure is well into its service life at over 50 years 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 09/15/2020.
At 61 feet, this dam is taller than 95% of all dams in the United States.
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 Idaho 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 | Idaho |
| County | Owyhee |
| Nearest City | Hwy 51 |
| River/Stream | Squaw Creek Payne Creek |
| Coordinates | 42.19450, -116.09300 |
Physical Characteristics
| NID Height | 61 ft |
| Dam Height | 61 ft |
| Dam Length | 850 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 1,140 acre-ft |
| Normal Storage | 1,140 acre-ft |
| Surface Area | 72 acres |
| Drainage Area | 11 sq mi |
| Max Discharge | 770 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 09/15/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | ID00236 |
| Federal ID | ID00236 |
| More Info | State Dam Safety Program |