Forsyth
Forsyth is an earth dam located in Sevier County, Utah, built in 1922. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Forsyth
The primary purpose of Forsyth is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Fremont Irrigation Company (private). It impounds the U M Creek near Fremont.
The dam stands 65 feet tall and stretches 355 feet across, has a maximum storage capacity of 5,670 acre-feet, and collects water from a drainage area of 73 square miles. Completed in 1922, 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 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 09/20/2023.
At 65 feet, this dam is taller than 96% 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 | Sevier |
| Nearest City | Fremont |
| River/Stream | U M Creek |
| Coordinates | 38.51851, -111.53240 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 65 ft |
| Dam Length | 355 ft |
| Year Completed | 1922 (104 years old) |
Storage & Hydraulics
| NID Storage | 5,670 acre-ft |
| Max Storage | 5,670 acre-ft |
| Normal Storage | 3,639 acre-ft |
| Drainage Area | 73 sq mi |
| Max Discharge | 209 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | FREMONT IRRIGATION COMPANY |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/20/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | UT00117 |
| Federal ID | UT00117 |
| More Info | State Dam Safety Program |