Blake Lake

Straight River· Polk, Wisconsin· Built 2018· 9 ft tall
Low Hazard Recreation Flood Risk Reduction Not Listed

Key Takeaway

Blake Lake is classified as low hazard in Wisconsin. It was completed in 2018 and is 8 years old. Its primary use is recreation.

Physical Details

Dam Height 9 ft (taller than 12% in WI)
Max Storage4.0K acre-ft
Normal Storage2.7K acre-ft
Surface Area302 acres
Drainage Area24 sq mi
Year Completed2018 (8 years old)
NID IDWI20050

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: Yes
Last Inspection: November 8, 2018
State Regulated: Yes
Regulatory Agency: WIDNR

Ownership

Not Listed

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Blake Lake?

Blake Lake 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 Blake Lake?

Blake Lake is owned by information not available (Not Listed). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Blake Lake built?

Blake Lake was completed in 2018, making it 8 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 Blake Lake?

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

How tall is Blake Lake?

Blake Lake has a dam height of 9 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Blake Lake last inspected?

Blake Lake was last inspected on November 8, 2018. 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.