Chain Lake (lower) is a masonry dam located in Duchesne County, Utah, built in 1929. It carries a Significant hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 616 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Chain Lake (lower)
The primary purpose of Chain Lake (lower) is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Dry Gulch Irrigation Company (private). It impounds the Krebs Creek near Neola.
The dam stands 21 feet tall and stretches 616 feet across, has a maximum storage capacity of 1,000 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1929, the structure is well-established, with more than 75 years of service.
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 08/25/2022.
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Location
| State | Utah |
| County | Duchesne |
| Nearest City | Neola |
| River/Stream | Krebs Creek |
| Coordinates | 40.70185, -110.24071 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 21 ft |
| Dam Length | 616 ft |
| Year Completed | 1929 (97 years old) |
Storage & Hydraulics
| NID Storage | 1,000 acre-ft |
| Max Storage | 1,000 acre-ft |
| Normal Storage | 829 acre-ft |
| Drainage Area | 3 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Dry Gulch Irrigation Company |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 08/25/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | UT00188 |
| Federal ID | UT00188 |
| More Info | State Dam Safety Program |