Aldarra Pond Dfr1

Patterson Creek - offstream· King, Washington· Built 2001· Earth·
Low Hazard Flood Risk Reduction Private

Key Takeaway

Aldarra Pond Dfr1 is classified as low hazard in Washington. It was completed in 2001 and is 25 years old. Its primary use is flood risk reduction.

Physical Details

Dam Length1,100 ft
Dam TypeEarth
Max Storage53 acre-ft
Normal Storage1 acre-ft
Surface Area3 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed2001 (25 years old)
Year Modified2000
NID IDWA01818

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
Last Inspection: August 28, 2000
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

The Members Club at Aldarra

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Aldarra Pond Dfr1?

Aldarra Pond Dfr1 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 Aldarra Pond Dfr1?

Aldarra Pond Dfr1 is owned by The Members Club at Aldarra (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Aldarra Pond Dfr1 built?

Aldarra Pond Dfr1 was completed in 2001, making it 25 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 Aldarra Pond Dfr1?

Aldarra Pond Dfr1 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Aldarra Pond Dfr1 last inspected?

Aldarra Pond Dfr1 was last inspected on August 28, 2000. 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.