Clark Lake
Key Takeaway
Clark Lake is classified as low hazard in Oregon. It was completed in 1971 and is 55 years old. Its primary use is recreation.
Physical Details
| Dam Height | 15 ft (taller than 16% in OR) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 89 acre-ft |
| Normal Storage | 89 acre-ft |
| Surface Area | 5,700 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 67 cfs |
| Year Completed | 1971 (55 years old) |
| NID ID | OR00512 |
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
KINZUA LODGE, LLC C/O GEORGE TARNASKY
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Clark Lake?
Clark 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 Clark Lake?
Clark Lake is owned by KINZUA LODGE, LLC C/O GEORGE TARNASKY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Clark Lake built?
Clark Lake was completed in 1971, making it 55 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 Clark Lake?
Clark Lake serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Clark Lake?
Clark 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 Clark Lake last inspected?
Clark Lake was last inspected on August 27, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.