Mclellan

JOHNSON CANYON· Coconino, Arizona· Built 1907· Gravity· 21 ft tall
Low Hazard Fish And Wildlife Pond Private

Key Takeaway

Mclellan is classified as low hazard in Arizona. It was completed in 1907 and is 119 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 21 ft (taller than 32.9% in AZ)
Dam Length293 ft
Dam TypeGravity
Max Storage110 acre-ft
Normal Storage76 acre-ft
Surface Area19 acres
Drainage Area8 sq mi
Year Completed1907 (119 years old)
NID IDAZ00137

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: September 12, 2019
State Regulated: Yes
Regulatory Agency: ARIZONA DEPARTMENT OF WATER RESOURCES

Ownership

MCLELLAN LAKE PROPERTIES, INC.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mclellan?

Mclellan 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 Mclellan?

Mclellan is owned by MCLELLAN LAKE PROPERTIES, INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mclellan built?

Mclellan was completed in 1907, making it 119 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 Mclellan?

Mclellan serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Mclellan?

Mclellan has a dam height of 21 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 Mclellan last inspected?

Mclellan was last inspected on September 12, 2019. 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.