Pasco Industrial Wastewater System

Tr - Columbia River· Franklin, Washington· Built 1995· Earth·
Significant Hazard Irrigation Other Local Government

Key Takeaway

Pasco Industrial Wastewater System is classified as significant hazard in Washington. It was completed in 1995 and is 31 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam TypeEarth
Max Storage168 acre-ft
Normal Storage132 acre-ft
Surface Area6 acres
Drainage Area0 sq mi
Max Discharge12 cfs
Year Completed1995 (31 years old)
Year Modified1996
NID IDWA00627

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: September 13, 2023
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

Pasco City

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Pasco Industrial Wastewater System?

Pasco Industrial Wastewater System 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 Pasco Industrial Wastewater System?

Pasco Industrial Wastewater System is owned by Pasco City (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Pasco Industrial Wastewater System built?

Pasco Industrial Wastewater System was completed in 1995, making it 31 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 Pasco Industrial Wastewater System?

Pasco Industrial Wastewater System serves the following purposes: Irrigation, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Pasco Industrial Wastewater System last inspected?

Pasco Industrial Wastewater System was last inspected on September 13, 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.