Devinney

S. LAKEWOOD GULCH· Jefferson, Colorado· Built 2006· Earth· 17 ft tall
Significant Hazard Irrigation Recreation Local Government

Key Takeaway

Devinney is classified as significant hazard in Colorado. It was completed in 2006 and is 20 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 17 ft (taller than 26.3% in CO)
Dam Length340 ft
Dam TypeEarth
Max Storage64 acre-ft
Normal Storage10 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
Max Discharge1,070 cfs
Year Completed2006 (20 years old)
NID IDCO02917

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 22, 2022
State Regulated: Yes
Regulatory Agency: DWR

Ownership

CITY OF LAKEWOOD (HASELGREN, JIM)

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Devinney?

Devinney 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 Devinney?

Devinney is owned by CITY OF LAKEWOOD (HASELGREN, JIM) (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Devinney built?

Devinney was completed in 2006, making it 20 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 Devinney?

Devinney serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Devinney?

Devinney has a dam height of 17 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 Devinney last inspected?

Devinney was last inspected on June 22, 2022. 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.