Blue Creek
Blue Creek is an earth dam located in Box Elder County, Utah, built in 1904. It carries a High hazard potential classification and has a fair condition assessment.
About Blue Creek
The primary purpose of Blue Creek is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Blue Creek Irrigation Company (private). It impounds the Blue Creek near Howell.
The dam stands 45 feet tall and stretches 4,600 feet across, has a maximum storage capacity of 3,127 acre-feet, and collects water from a drainage area of 84 square miles. Completed in 1904, 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 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 04/25/2023.
At 45 feet, this dam is taller than 91% of dams nationwide.
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 | Box Elder |
| Nearest City | Howell |
| River/Stream | Blue Creek |
| Coordinates | 41.80851, -112.45914 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Length | 4,600 ft |
| Year Completed | 1904 (122 years old) |
Storage & Hydraulics
| NID Storage | 3,127 acre-ft |
| Max Storage | 3,127 acre-ft |
| Normal Storage | 2,185 acre-ft |
| Drainage Area | 84 sq mi |
| Max Discharge | 350 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | BLUE CREEK IRRIGATION COMPANY |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 04/25/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | UT00044 |
| Federal ID | UT00044 |
| More Info | State Dam Safety Program |