Hecla Groundwater Management Impoundment

Ferry, Washington· Built 2015· Earth·
Significant Hazard Other Private

Key Takeaway

Hecla Groundwater Management Impoundment is classified as significant hazard in Washington. It was completed in 2015 and is 11 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length1,600 ft
Dam TypeEarth
Max Storage184 acre-ft
Normal Storage129 acre-ft
Surface Area11 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed2015 (11 years old)
NID IDWA00736

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

Ownership

Hecla Limited

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hecla Groundwater Management Impoundment?

Hecla Groundwater Management Impoundment 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 Hecla Groundwater Management Impoundment?

Hecla Groundwater Management Impoundment is owned by Hecla Limited (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hecla Groundwater Management Impoundment built?

Hecla Groundwater Management Impoundment was completed in 2015, making it 11 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 Hecla Groundwater Management Impoundment?

Hecla Groundwater Management Impoundment serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Hecla Groundwater Management Impoundment last inspected?

Hecla Groundwater Management Impoundment was last inspected on June 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.