Penrose

SPRING RUN-TR· El Paso, Colorado· Built 1917· Earth· 40 ft tall
High Hazard Irrigation Local Government

Key Takeaway

Penrose is classified as high hazard in Colorado. It was completed in 1917 and is 109 years old. Its primary use is irrigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 40 ft (taller than 81.3% in CO)
Dam Length460 ft
Dam TypeEarth
Max Storage55 acre-ft
Normal Storage43 acre-ft
Surface Area3 acres
Drainage Area0 sq mi
Max Discharge371 cfs
Year Completed1917 (109 years old)
NID IDCO00438

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: April 12, 2023
State Regulated: Yes
Regulatory Agency: DWR

Ownership

COLORADO SPRINGS UTILITIES

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Penrose?

Penrose is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Penrose?

Penrose is owned by COLORADO SPRINGS UTILITIES (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Penrose built?

Penrose was completed in 1917, making it 109 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 Penrose?

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

How tall is Penrose?

Penrose has a dam height of 40 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 Penrose last inspected?

Penrose was last inspected on April 12, 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.