Hartman Retention

INDIAN WASH-TR· Mesa, Colorado· Built 1957· Earth· 19 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

Hartman Retention is classified as low hazard in Colorado. It was completed in 1957 and is 69 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 19 ft (taller than 32.7% in CO)
Dam Length250 ft
Dam TypeEarth
Max Storage55 acre-ft
Normal Storage14 acre-ft
Surface Area5 acres
Drainage Area1 sq mi
Max Discharge2,044 cfs
Year Completed1957 (69 years old)
NID IDCO00957

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: April 2, 2002
State Regulated: Yes
Regulatory Agency: DWR

Ownership

WALKER FIELD AIRPORT AUTHORITY (CORINNE NYSTROM)

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hartman Retention?

Hartman Retention 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 Hartman Retention?

Hartman Retention is owned by WALKER FIELD AIRPORT AUTHORITY (CORINNE NYSTROM) (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hartman Retention built?

Hartman Retention was completed in 1957, making it 69 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 Hartman Retention?

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

How tall is Hartman Retention?

Hartman Retention has a dam height of 19 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 Hartman Retention last inspected?

Hartman Retention was last inspected on April 2, 2002. 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.