LADWP’s Water System supplied an average of 436 million gallons of water per day to over 4 million customers
in 2022. The city’s water met and surpassed federal and state drinking water standards set by the U.S. Environmental
Protection Agency (US EPA) and the State of California, Water Resources Control Board –
Division of Drinking Water (SWRCB-DDW).
The preparation and dissemination of this annual Drinking Water Quality Report (DWQR) is also required by the (also known as a Consumer Confidence Report) is required by the California State Water Resources Control Board, Division of Drinking Water (SWRCB-DDW) and is prepared in accordance with their guidelines. You can download a printable version or call (213) 367-3182 to request a printed copy to be mailed to you.
LADWP, the largest municipal utility in the nation, was established more than 100 years ago and provides a safe, reliable water and power supply to the city’s more than 4 million residents and businesses. LADWP is governed by a five-member Board of Water and Power Commissioners, and lead by LADWP Executive Team.
For questions regarding this DWQR, please call the Water Quality Hotline at (213) 367-3182.
L.A.’s Water Sources in 2022
Information on the sources of L.A.’s drinking water
Regulatory Compliance
How Did We Measure Up? Important information about our efforts to safeguard the drinking water in our communities
Safeguarding Our Surface Water
Learn about how we maintained LA’s high-quality, reliable drinking water.
2022 Drinking Water Quality Monitoring Results
Useful terms and monitoring results data.
Water Quality Information and Archived Reports
Identify the water sources for your particular community
2020 Drinking Water Quality Report
2019 Drinking Water Quality Report
2018 Drinking Water Quality Report
2017 Drinking Water Quality Report
2016 Drinking Water Quality Report
2015 Drinking Water Quality Report
2014 Drinking Water Quality Report
2013 Drinking Water Quality Report
2012 Drinking Water Quality Report
2011 Drinking Water Quality Report
Download previous Drinking Water Quality Reports back to 2004
Below is the summary of L.A.’s 2022 Drinking Water Quality Report (DWQR) in languages spoken in the Los Angeles area. The summary contains important information about your drinking water.