High Point Redevelopment Stormwater Dam

Longfellow Creek - offstream· King, Washington· Built 2006· Earth·
High Hazard Flood Risk Reduction Private

Key Takeaway

High Point Redevelopment Stormwater Dam is classified as high hazard in Washington. It was completed in 2006 and is 20 years old. Its primary use is flood risk reduction. 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 Length650 ft
Dam TypeEarth
Max Storage22 acre-ft
Normal Storage3 acre-ft
Surface Area1 acres
Drainage Area0 sq mi
Max Discharge182 cfs
Year Completed2006 (20 years old)
NID IDWA01869

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: Yes
Last Inspection: September 7, 2023
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

High Point OSA c/o The Management Trust

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of High Point Redevelopment Stormwater Dam?

High Point Redevelopment Stormwater Dam 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 High Point Redevelopment Stormwater Dam?

High Point Redevelopment Stormwater Dam is owned by High Point OSA c/o The Management Trust (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was High Point Redevelopment Stormwater Dam built?

High Point Redevelopment Stormwater Dam was completed in 2006, making it 20 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 High Point Redevelopment Stormwater Dam?

High Point Redevelopment Stormwater Dam 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 High Point Redevelopment Stormwater Dam last inspected?

High Point Redevelopment Stormwater Dam was last inspected on September 7, 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.