Santaquin Wastewater Lagoons is an earth dam located in Utah County, Utah, built in 2003. It carries a Significant hazard potential classification.
Dam profile
NID height · 42 ft42 ft tall and 555 ft long, taller than 88% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Santaquin Wastewater Lagoons
The primary purpose of Santaquin Wastewater Lagoons is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Santaquin City (private).
The dam stands 42 feet tall and stretches 555 feet across, and has a storage capacity of 387 acre-feet. Completed in 2003, the structure is relatively new.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 07/06/2022.
At 42 feet, this dam is taller than 88% of dams nationwide.
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Location
| State | Utah |
| County | Utah |
| Nearest City | Santaquin |
| Coordinates | 39.97926, -111.81015 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 42 ft |
| Dam Length | 555.6 ft |
| Year Completed | 2003 (23 years old) |
Storage & Hydraulics
| NID Storage | 387 acre-ft |
| Normal Storage | 387 acre-ft |
| Max Discharge | 15 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Santaquin City |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 07/06/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | UT50456 |
| Federal ID | UT50456 |
| More Info | State Dam Safety Program |