Tempo Lake Dam

Tr-Deschutes River· Thurston, Washington· Built 1960· Gravity·
Low Hazard Recreation Private

Key Takeaway

Tempo Lake Dam is classified as low hazard in Washington. It was completed in 1960 and is 66 years old. Its primary use is recreation.

Physical Details

Dam Length40 ft
Dam TypeGravity
Max Storage460 acre-ft
Normal Storage400 acre-ft
Surface Area32 acres
Drainage Area1 sq mi
Max Discharge39 cfs
Year Completed1960 (66 years old)
NID IDWA00093

Safety Information

Low Hazard

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?

Emergency Action Plan: No
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

Tempo Lake Glade Association

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Tempo Lake Dam?

Tempo Lake Dam 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 Tempo Lake Dam?

Tempo Lake Dam is owned by Tempo Lake Glade Association (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Tempo Lake Dam built?

Tempo Lake Dam was completed in 1960, making it 66 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 Tempo Lake Dam?

Tempo 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.

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.