Lost Lake
Key Takeaway
Lost Lake is classified as low hazard in Colorado. It was completed in 1929 and is 97 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 15 ft (taller than 20.1% in CO) |
| Dam Length | 630 ft |
| Dam Type | Earth |
| Max Storage | 359 acre-ft |
| Normal Storage | 215 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 387 cfs |
| Year Completed | 1929 (97 years old) |
| NID ID | CO01152 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
COLORADO PARKS AND WILDLIFE
State Government
Nearby Dams
Chambers Lake
Larimer, CO
High Hazard 55 ftBarnes Meadow
Larimer, CO
High Hazard 47 ftJoe Wright
Larimer, CO
High Hazard 123 ftZimmerman Lake
Larimer, CO
Low Hazard 10 ftPeterson Lake
Larimer, CO
High Hazard 38 ftLong Draw
Larimer, CO
High Hazard 84 ftNorth Michigan Creek
Jackson, CO
Significant Hazard 60 ftFrequently Asked Questions
What is the hazard classification of Lost Lake?
Lost Lake is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lost Lake?
Lost Lake is owned by COLORADO PARKS AND WILDLIFE (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lost Lake built?
Lost Lake was completed in 1929, making it 97 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Lost Lake?
Lost Lake serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lost Lake?
Lost Lake has a dam height of 15 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Lost Lake last inspected?
Lost Lake was last inspected on August 14, 2006. Inspection dates indicate when a formal review occurred, not the results of that inspection.