Cortez Tank

GILA RIVER - TR· Maricopa, Arizona· Earth· 15 ft tall

Key Takeaway

Cortez Tank is classified as low hazard in Arizona. Its primary use is fire protection.

Physical Details

Dam Height 15 ft (taller than 18.2% in AZ)
Dam Length864 ft
Dam TypeEarth
Normal Storage114 acre-ft
Surface Area15 acres
NID IDAZ00263

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: May 3, 2012
State Regulated: Yes
Regulatory Agency: ARIZONA DEPARTMENT OF WATER RESOURCES

Ownership

AA AMERICAN DEVELOPMENT CORPORATION

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Cortez Tank?

Cortez Tank 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 Cortez Tank?

Cortez Tank is owned by AA AMERICAN DEVELOPMENT CORPORATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Cortez Tank?

Cortez Tank serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Cortez Tank?

Cortez Tank 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 Cortez Tank last inspected?

Cortez Tank was last inspected on May 3, 2012. 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.