Newton Dam
Newton Dam is an earth dam located in Cache County, Utah, built in 1946. It carries a High hazard potential classification.
About Newton Dam
The primary purpose of Newton Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Bureau Of Reclamation (federal). It impounds the Clarkston Creek near Newton Town.
The dam stands 104 feet tall and stretches 3,340 feet across, creates a reservoir covering 297 acres, has a maximum storage capacity of 5,594 acre-feet, and collects water from a drainage area of 55 square miles. Completed in 1946, the structure is well-established, with more than 75 years of service.
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. An emergency action plan is in place for this dam. The most recent inspection on record was 09/17/2020.
At 104 feet, this dam is taller than 98% 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 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 | Cache |
| Nearest City | Newton Town |
| River/Stream | Clarkston Creek |
| Coordinates | 41.89590, -111.97370 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 104 ft |
| Dam Length | 3,340 ft |
| Year Completed | 1946 (80 years old) |
Storage & Hydraulics
| NID Storage | 5,594 acre-ft |
| Max Storage | 5,594 acre-ft |
| Normal Storage | 5,594 acre-ft |
| Surface Area | 297 acres |
| Drainage Area | 55 sq mi |
| Max Discharge | 42,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | BUREAU OF RECLAMATION |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 09/17/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | UT10129 |
| Federal ID | UT10129 |
| More Info | State Dam Safety Program |