Auburn Lake Trails is an earth dam located in El Dorado County, California, built in 1978. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 41 ft41 ft tall and 475 ft long, taller than 87% 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 Auburn Lake Trails
The primary purpose of Auburn Lake Trails 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 Auburn Lake Trails Property Owners (private). It impounds the Maine Bar Canyon.
The dam stands 41 feet tall and stretches 475 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 68 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1978, the structure is 48 years old.
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. 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 01/22/2025.
At 41 feet, this dam is taller than 87% of dams nationwide.
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Location
| State | California |
| County | El Dorado |
| River/Stream | Maine Bar Canyon |
| Coordinates | 38.91850, -120.94110 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 41 ft |
| Dam Height | 41 ft |
| Dam Length | 475 ft |
| Year Completed | 1978 (48 years old) |
Storage & Hydraulics
| NID Storage | 68 acre-ft |
| Max Storage | 68 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Auburn Lake Trails Property Owners |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 01/22/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CA01144 |
| Federal ID | CA01144 |
| More Info | State Dam Safety Program |