Surge Pond Dam, located in Centralia, Washington, serves as a crucial water supply structure for the region. Built in 1971, this Earth dam with a hydraulic height of 13 feet and a storage capacity of 174 acre-feet is essential for maintaining water levels in the area. Situated on Hanaford Creek, the dam is state-regulated by the Washington Dept of Ecology, ensuring its compliance with safety and environmental standards.

With a low hazard potential and a condition assessment that is currently not rated, Surge Pond Dam plays a vital role in water resource management in Lewis County, Washington. The dam's primary purpose is water supply, and it provides a normal storage capacity of 20 acre-feet for the surrounding area. While the dam has not been inspected since September 2011, it remains under state jurisdiction, with regular inspections, permitting, and enforcement to ensure its structural integrity and functionality.

Surge Pond Dam's location within a congressional district in Washington highlights its significance in the region's water infrastructure. With a surface area of 33 acres and a drainage area of 15 square miles, the dam plays a crucial role in water management and conservation efforts. As a public utility structure, it exemplifies the collaboration between various agencies to maintain a sustainable water supply for the community.