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data california2025-2025 CALIFORNIA RAINFALL SEASON TOTALS TO DATE 1991-2020 NORMALS TO DATE PERCENTAGE OF 1991-2020 NORMAL TO DATE: M = Missing data which wasCDPH-Wastewater Surveillance Data, California The California Department of Public Health (CDPH) is coordinating with wastewater utilities, local health departments, academic researchers, and laboratories in California on...