Holiday Lake Dam

Tr-Hale Passage· Whatcom, Washington· Built 1967· Earth·
High Hazard Recreation Private

Key Takeaway

Holiday Lake Dam is classified as high hazard in Washington. It was completed in 1967 and is 59 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Length140 ft
Dam TypeEarth
Max Storage34 acre-ft
Normal Storage22 acre-ft
Surface Area2 acres
Drainage Area0 sq mi
Max Discharge30 cfs
Year Completed1967 (59 years old)
NID IDWA01204

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: October 1, 2023
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

Lummi Island Scenic Estates

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Holiday Lake Dam?

Holiday Lake Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Holiday Lake Dam?

Holiday Lake Dam is owned by Lummi Island Scenic Estates (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Holiday Lake Dam built?

Holiday Lake Dam was completed in 1967, making it 59 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 Holiday Lake Dam?

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

When was Holiday Lake Dam last inspected?

Holiday Lake Dam was last inspected on October 1, 2023. 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.