Dyer Dam, located in Alameda, California, was completed in 2011 and has a primary purpose of water supply for irrigation and domestic use. This earth dam stands at a height of 30 feet with a hydraulic height of 27 feet, providing a storage capacity of 525 acre-feet. The dam spans a length of 1850 feet and covers a surface area of 25 acres, serving a drainage area of 0.88 square miles.

Managed by the California state agency, Dyer Dam is regulated, permitted, inspected, and enforced by the Department of Water Resources (DWR) under the Safety of Dams program. The dam is classified with a high hazard potential, although its current condition assessment rates as fair. Regular inspections and maintenance ensure the safety and integrity of the structure, with the most recent assessment conducted in January 2021.

For water resource and climate enthusiasts, Dyer Dam offers a fascinating insight into California's water management infrastructure. As a critical component in the state's water supply system, the dam plays a vital role in ensuring the availability of water for agricultural and residential use in the region. With its high hazard potential, ongoing monitoring and risk management measures are essential to safeguarding the surrounding communities and enhancing the resilience of the dam in the face of changing climate conditions.