Chehalis Regional Water Reclamation Pond

Chehalis River - offstream· Lewis, Washington· Built 2005· Earth·
Significant Hazard Other Local Government

Key Takeaway

Chehalis Regional Water Reclamation Pond is classified as significant hazard in Washington. It was completed in 2005 and is 21 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam TypeEarth
Max Storage11 acre-ft
Normal Storage8 acre-ft
Surface Area1 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed2005 (21 years old)
Year Modified2005
NID IDWA01899

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 12, 2023
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

Chehalis City

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Chehalis Regional Water Reclamation Pond?

Chehalis Regional Water Reclamation Pond 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 Chehalis Regional Water Reclamation Pond?

Chehalis Regional Water Reclamation Pond is owned by Chehalis City (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Chehalis Regional Water Reclamation Pond built?

Chehalis Regional Water Reclamation Pond was completed in 2005, making it 21 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 Chehalis Regional Water Reclamation Pond?

Chehalis Regional Water Reclamation Pond 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 Chehalis Regional Water Reclamation Pond last inspected?

Chehalis Regional Water Reclamation Pond was last inspected on December 12, 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.