Hog Wallow

LITTLE COLORADO RIVER -TR· Apache, Arizona· Built 1908· Earth· 7 ft tall

Key Takeaway

Hog Wallow is classified as low hazard in Arizona. It was completed in 1908 and is 118 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 7 ft (taller than 0.3% in AZ)
Dam Length392 ft
Dam TypeEarth
Max Storage1.0K acre-ft
Normal Storage0 acre-ft
Surface Area57 acres
Drainage Area4 sq mi
Max Discharge87 cfs
Year Completed1908 (118 years old)
NID IDAZ00101

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: August 6, 2009
State Regulated: Yes
Regulatory Agency: ARIZONA DEPARTMENT OF WATER RESOURCES

Ownership

GROVERS HILL IRRIGATION DISTRICT

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hog Wallow?

Hog Wallow 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 Hog Wallow?

Hog Wallow is owned by GROVERS HILL IRRIGATION DISTRICT (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hog Wallow built?

Hog Wallow was completed in 1908, making it 118 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 Hog Wallow?

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

How tall is Hog Wallow?

Hog Wallow has a dam height of 7 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 Hog Wallow last inspected?

Hog Wallow was last inspected on August 6, 2009. 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.