Pyramid Lake Copper Sulfate Treatment (OM-SFD-2026-004)

The California Department of Water Resources is seeking a contractor for the Pyramid Lake Copper Sulfate Treatment project, identified as OM-SFD-2026-004. The primary objective is to control a lake-wide planktonic blue-green algae bloom that poses a risk to public safety. The scope of work involves the helicopter application of approximately 18,000 pounds of copper sulfate over 558 acres of the main body of water in Los Angeles County. The operation is estimated to last six hours, with the helicopter maintaining an altitude of 20 to 30 feet above the water and staying 100 feet away from the shoreline. All staging and work will be conducted within the Department of Water Resources right of way. This project is classified under NAICS code 562910 and is managed by the Department of Water Resources. For environmental compliance, the project utilizes a CEQA Class 1 categorical exemption, as it is considered routine maintenance for a safe water supply with no expected environmental impacts. The project is located in unincorporated Los Angeles County at coordinates 34°38'39.39"N, 118°45'41.12"W. Primary points of contact for this effort include Environmental Scientist Janine Beck and Environmental Program Manager Sara Lowry.