The State Water Resources Control Board (SWRCB) Division of Drinking Water (DDW) posted updated Reference Manual for preparation of the 2020 Consumer Confidence Report (CCR) due by July 1, 2021.
Also posted is a copy of DDW’s Reference Manual for electronic delivery of CCRs.
Link to Reference Manuals and additional information (including an updated CCR Reference Manual for small systems):
https://www.waterboards.ca.gov/drinking_water/certlic/drinkingwater/CCR.html