Piner Creek, located in Santa Rosa, California, is a vital water resource managed by the local government for flood risk reduction. Built in 1962 by the USDA NRCS, this earth dam stands at a height of 28 feet with a hydraulic height of 20 feet, providing a storage capacity of 172 acre-feet. The dam spans 205 feet in length and covers a drainage area of 2.05 square miles, serving as a crucial structure to protect the surrounding area from potential flooding.

With a high hazard potential, Piner Creek Dam has been deemed in satisfactory condition as of September 2017, following regular inspections by the California Department of Water Resources. The dam's emergency action plan status and risk assessment measures remain unspecified, highlighting the need for ongoing monitoring and preparedness. Situated on Paulin Creek, this structure plays a crucial role in safeguarding the community against potential inundation, underscoring the importance of maintaining its operational integrity for water resource and climate enthusiasts alike.