Reservoir Dike

Graham, Arizona· Built 1975· Gravity·
Low Hazard Flood Risk Reduction Federal Government

Key Takeaway

Reservoir Dike is classified as low hazard in Arizona. It was completed in 1975 and is 51 years old. Its primary use is flood risk reduction.

Physical Details

Dam Length1,050 ft
Dam TypeGravity
Max Storage125 acre-ft
Normal Storage49 acre-ft
Surface Area12 acres
Drainage Area1 sq mi
Max Discharge354 cfs
Year Completed1975 (51 years old)
NID IDAZ20022

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: February 14, 2012
State Regulated: No

Ownership

DOI BLM

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Reservoir Dike?

Reservoir Dike 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 Reservoir Dike?

Reservoir Dike is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Reservoir Dike built?

Reservoir Dike was completed in 1975, making it 51 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 Reservoir Dike?

Reservoir Dike 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.

When was Reservoir Dike last inspected?

Reservoir Dike was last inspected on February 14, 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.