Morton

MORTON CANYON WASH· Coconino, Arizona· Built 1943· Earth· 12 ft tall

Key Takeaway

Morton is classified as low hazard in Arizona. It was completed in 1943 and is 83 years old. Its primary use is irrigation.

Physical Details

Dam Height 12 ft (taller than 9.8% in AZ)
Dam Length165 ft
Dam TypeEarth
Max Storage330 acre-ft
Normal Storage285 acre-ft
Surface Area29 acres
Drainage Area1 sq mi
Max Discharge608 cfs
Year Completed1943 (83 years old)
NID IDAZ00104

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: June 13, 2012
State Regulated: Yes
Regulatory Agency: ARIZONA DEPARTMENT OF WATER RESOURCES

Ownership

FLYING M. LAND & CATTLE CO.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Morton?

Morton 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 Morton?

Morton is owned by FLYING M. LAND & CATTLE CO. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Morton built?

Morton 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 Morton?

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

How tall is Morton?

Morton has a dam height of 12 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 Morton last inspected?

Morton was last inspected on June 13, 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.