Mcdowell Lake Dam

Tr-Little Pend Oreille River· Stevens, Washington· Built 1973· Earth·
Low Hazard Fish And Wildlife Pond Recreation Federal Government

Key Takeaway

Mcdowell Lake Dam is classified as low hazard in Washington. It was completed in 1973 and is 53 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Length615 ft
Dam TypeEarth
Max Storage596 acre-ft
Normal Storage480 acre-ft
Surface Area33 acres
Drainage Area2 sq mi
Max Discharge197 cfs
Year Completed1973 (53 years old)
NID IDWA00042

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: October 21, 2010
State Regulated: Yes
Regulatory Agency: Washington Dept of Ecology

Ownership

US Fish and Wildlife Service

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mcdowell Lake Dam?

Mcdowell Lake Dam 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 Mcdowell Lake Dam?

Mcdowell Lake Dam is owned by US Fish and Wildlife Service (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mcdowell Lake Dam built?

Mcdowell Lake Dam was completed in 1973, making it 53 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 Mcdowell Lake Dam?

Mcdowell Lake Dam serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Mcdowell Lake Dam last inspected?

Mcdowell Lake Dam was last inspected on October 21, 2010. 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.