Chiawana Rd O Sw Pond

Grant, Washington· Built 2019· Earth·
High Hazard Irrigation Private

Key Takeaway

Chiawana Rd O Sw Pond is classified as high hazard in Washington. It was completed in 2019 and is 7 years old. Its primary use is irrigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Length400 ft
Dam TypeEarth
Max Storage25 acre-ft
Normal Storage19 acre-ft
Max Discharge0 cfs
Year Completed2019 (7 years old)
NID IDWA02068

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: No
Last Inspection: November 1, 2023
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

Rd O Orchards LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Chiawana Rd O Sw Pond?

Chiawana Rd O Sw Pond is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Chiawana Rd O Sw Pond?

Chiawana Rd O Sw Pond is owned by Rd O Orchards LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Chiawana Rd O Sw Pond built?

Chiawana Rd O Sw Pond was completed in 2019, making it 7 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 Chiawana Rd O Sw Pond?

Chiawana Rd O Sw Pond serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Chiawana Rd O Sw Pond last inspected?

Chiawana Rd O Sw Pond was last inspected on November 1, 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.