Castle Lake Debris Dam

Cowlitz, Washington· Built 1980· Earth· 190 ft tall
Unknown Other Federal Government

Key Takeaway

Castle Lake Debris Dam is classified as unknown in Washington. It was completed in 1980 and is 46 years old. Its primary use is other.

Physical Details

Dam Height 190 ft (taller than 76.1% in WA)
Dam Length2,000 ft
Dam TypeEarth
Max Storage19.0K acre-ft
Normal Storage19.0K acre-ft
Surface Area480 acres
Drainage Area1 sq mi
Year Completed1980 (46 years old)
NID IDWA00772

Safety Information

Unknown

Hazard potential has not been determined.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: October 6, 2011
State Regulated: No

Ownership

USDA FS

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Castle Lake Debris Dam?

Castle Lake Debris Dam is classified as Unknown. Hazard potential has not been determined. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Castle Lake Debris Dam?

Castle Lake Debris Dam is owned by USDA FS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Castle Lake Debris Dam built?

Castle Lake Debris Dam was completed in 1980, making it 46 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 Castle Lake Debris Dam?

Castle Lake Debris Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Castle Lake Debris Dam?

Castle Lake Debris Dam has a dam height of 190 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 Castle Lake Debris Dam last inspected?

Castle Lake Debris Dam was last inspected on October 6, 2011. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.