Anderson is a private dam located in Graham, Arizona, with a primary purpose of irrigation. This earth dam stands at a height of 10 feet and has a length of 1571 feet, providing a storage capacity of 143 acre-feet. The dam is regulated by the Arizona Department of Water Resources and undergoes state inspection and enforcement regularly to ensure its safety and compliance with regulations.

Despite being categorized as having a low hazard potential, Anderson is considered to have a moderate risk level, with a risk assessment rating of 3. The dam features an uncontrolled spillway with a width of 20 feet, and its condition is currently not rated. The last inspection was conducted in January 2018, with an inspection frequency of every 5 years. While there are no emergency action plans prepared or updated, the dam meets state permitting and regulatory requirements, providing vital irrigation water resources for the area.