Prosser Warehouse Treatment Lagoon

Benton, Washington· Built 2012· Earth·
Significant Hazard Other Private

Key Takeaway

Prosser Warehouse Treatment Lagoon is classified as significant hazard in Washington. It was completed in 2012 and is 14 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length475 ft
Dam TypeEarth
Max Storage23 acre-ft
Normal Storage18 acre-ft
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed2012 (14 years old)
NID IDWA02046

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

Emergency Action Plan: Yes
Last Inspection: December 21, 2023
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

Zirkle Fruit Company

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Prosser Warehouse Treatment Lagoon?

Prosser Warehouse Treatment Lagoon is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Prosser Warehouse Treatment Lagoon?

Prosser Warehouse Treatment Lagoon is owned by Zirkle Fruit Company (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Prosser Warehouse Treatment Lagoon built?

Prosser Warehouse Treatment Lagoon was completed in 2012, making it 14 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 Prosser Warehouse Treatment Lagoon?

Prosser Warehouse Treatment Lagoon serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Prosser Warehouse Treatment Lagoon last inspected?

Prosser Warehouse Treatment Lagoon was last inspected on December 21, 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.