N Marysville Regional Stormwater Pond

Quilceda Creek - offstream· Snohomish, Washington· Built 2004· Earth·
High Hazard Flood Risk Reduction Local Government

Key Takeaway

N Marysville Regional Stormwater Pond is classified as high hazard in Washington. It was completed in 2004 and is 22 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 Length2,614 ft
Dam TypeEarth
Max Storage36 acre-ft
Normal Storage10 acre-ft
Surface Area6 acres
Drainage Area0 sq mi
Max Discharge94 cfs
Year Completed2004 (22 years old)
Year Modified2004
NID IDWA01875

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: July 25, 2023
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

Marysville City

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of N Marysville Regional Stormwater Pond?

N Marysville Regional Stormwater 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 N Marysville Regional Stormwater Pond?

N Marysville Regional Stormwater Pond is owned by Marysville City (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was N Marysville Regional Stormwater Pond built?

N Marysville Regional Stormwater Pond was completed in 2004, making it 22 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 N Marysville Regional Stormwater Pond?

N Marysville Regional Stormwater Pond 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 N Marysville Regional Stormwater Pond last inspected?

N Marysville Regional Stormwater Pond was last inspected on July 25, 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.