Waterville Effluent Storage Pond

Tr-Corbaley Creek· Douglas, Washington· Built 1981· Earth·
Low Hazard Other Local Government

Key Takeaway

Waterville Effluent Storage Pond is classified as low hazard in Washington. It was completed in 1981 and is 45 years old. Its primary use is other.

Physical Details

Dam Length800 ft
Dam TypeEarth
Max Storage73 acre-ft
Normal Storage53 acre-ft
Surface Area53 acres
Drainage Area0 sq mi
Max Discharge1 cfs
Year Completed1981 (45 years old)
NID IDWA00460

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

Waterville City

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Waterville Effluent Storage Pond?

Waterville Effluent Storage Pond 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 Waterville Effluent Storage Pond?

Waterville Effluent Storage Pond is owned by Waterville City (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Waterville Effluent Storage Pond built?

Waterville Effluent Storage Pond was completed in 1981, making it 45 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 Waterville Effluent Storage Pond?

Waterville Effluent Storage Pond serves the following purposes: Other. 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.