Brainard Lake

SOUTH ST VRAIN CREEK· Boulder, Colorado· Built 1943· Other· 15 ft tall
Significant Hazard Recreation Fish And Wildlife Pond Federal Government

Key Takeaway

Brainard Lake is classified as significant hazard in Colorado. It was completed in 1943 and is 83 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 15 ft (taller than 20.1% in CO)
Dam Length130 ft
Dam TypeOther
Max Storage160 acre-ft
Normal Storage85 acre-ft
Surface Area0 acres
Drainage Area9 sq mi
Max Discharge273 cfs
Year Completed1943 (83 years old)
NID IDCO01201

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: No
Last Inspection: October 23, 2018
State Regulated: Yes
Regulatory Agency: DWR

Ownership

USDA FS

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Brainard Lake?

Brainard Lake 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 Brainard Lake?

Brainard Lake is owned by USDA FS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Brainard Lake built?

Brainard Lake was completed in 1943, making it 83 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 Brainard Lake?

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

How tall is Brainard Lake?

Brainard Lake has a dam height of 15 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 Brainard Lake last inspected?

Brainard Lake was last inspected on October 23, 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.