Phoenix Detention Basin #7, located in Maricopa County, Arizona, serves as a crucial flood risk reduction structure along the Cave Creek - TR stream. Constructed in 1978, this earth dam stands at a height of 22.6 feet with a structural height of 31.3 feet, offering a storage capacity of 272 acre-feet and a maximum discharge of 5600 cfs. With a spillway width of 100 feet and an uncontrolled spillway type, the basin is designed to efficiently manage excess water during periods of heavy rainfall, safeguarding the surrounding areas from potential flooding hazards.

Owned and regulated by the Arizona Department of Water Resources, Phoenix Detention Basin #7 undergoes regular inspections to ensure its structural integrity and functionality. Despite its high hazard potential, the dam has been assessed as satisfactory in condition, with a moderate risk level of 3. The basin's location in Phoenix, paired with its modern design and effective risk management measures, underscores its importance in protecting the local community from the adverse impacts of extreme weather events. Overall, this detention basin stands as a testament to Arizona's commitment to water resource management and climate resilience.