Chinook Water District Dam

Freshwater Creek· Pacific, Washington· Built 1991· Earth·
Low Hazard Water Supply Public Utility

Key Takeaway

Chinook Water District Dam is classified as low hazard in Washington. It was completed in 1991 and is 35 years old. Its primary use is water supply.

Physical Details

Dam Length100 ft
Dam TypeEarth
Max Storage32 acre-ft
Normal Storage27 acre-ft
Surface Area27 acres
Drainage Area1 sq mi
Max Discharge150 cfs
Year Completed1991 (35 years old)
NID IDWA01707

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
Last Inspection: July 9, 2001
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

Chinook Water Dist

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Chinook Water District Dam?

Chinook Water District 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 Chinook Water District Dam?

Chinook Water District Dam is owned by Chinook Water Dist (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Chinook Water District Dam built?

Chinook Water District Dam was completed in 1991, making it 35 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 Chinook Water District Dam?

Chinook Water District Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Chinook Water District Dam last inspected?

Chinook Water District Dam was last inspected on July 9, 2001. 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.