Groveland Wastewater Reclamation #2, located in Groveland, California, is a vital piece of infrastructure that plays a significant role in water supply for the surrounding area. Completed in 1981, this earth dam stands at a height of 45 feet with a hydraulic height of 41 feet, providing a storage capacity of 172 acre-feet. The dam serves multiple purposes, including flood risk reduction, irrigation, and water supply, making it a crucial resource for the community.

Managed by a public utility, Groveland Wastewater Reclamation #2 is regulated and inspected by the California Department of Water Resources and the Safety of Dams agency. With a satisfactory condition assessment as of September 2017, the dam has a significant hazard potential, emphasizing the importance of regular inspections and maintenance to ensure its continued safety and effectiveness. The dam has a spillway width and length of 900 feet and is situated on the Tr Big Creek, serving as a key component in managing and maintaining water resources in the region.

The dam's location in Tuolumne County, California, highlights its essential role in water resource management for the area. With a storage capacity of 172 acre-feet and a surface area of 10 acres, Groveland Wastewater Reclamation #2 is a critical infrastructure for ensuring water supply and flood risk reduction. As a key element in the region's water management system, this earth dam stands as a testament to the importance of sustainable and efficient water resource practices in the face of changing climate conditions.