Mountain Lake is an earth dam located in Lake County, Colorado, built in 1889. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 22 ft22 ft tall and 817 ft long. 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 Mountain Lake
The primary purpose of Mountain Lake 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 Parkville Water District (greg Teter) (private). It impounds the Evans Gulch-tr near Leadville.
The dam stands 22 feet tall and stretches 817 feet across, creates a reservoir covering 11 acres, and has a maximum storage capacity of 150 acre-feet. Completed in 1889, the structure is over a century 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 08/18/2021.
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Location
| State | Colorado |
| County | Lake |
| Nearest City | Leadville |
| River/Stream | Evans Gulch-tr |
| Coordinates | 39.26001, -106.21473 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 817 ft |
| Year Completed | 1889 (137 years old) |
Storage & Hydraulics
| NID Storage | 150 acre-ft |
| Max Storage | 150 acre-ft |
| Normal Storage | 122 acre-ft |
| Surface Area | 11 acres |
| Max Discharge | 630 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Parkville Water District (greg Teter) |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/18/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO02180 |
| Federal ID | CO02180 |
| More Info | State Dam Safety Program |