Included are details about where your water comes from, how it is tested, what is in it, and how it compares with state and federal limits. We strive to keep you informed about the quality of your water, and to provide a reliable and economic supply that meets all regulatory requirements.
You may access previous years’ Water Quality Reports through the following links: 2020 (PDF) 2019 (PDF) 2018 (PDF) 2017 (PDF) 2016 (PDF) 2015 (PDF) 2014 (PDF) 2013 (PDF) 2012 (PDF)
California Department of Public Health Confirms Signal Hill Drinking Water System Complies with Safe Drinking Water Act Regulations
The California Department of Public Health recently conducted a review of the City of Signal Hill Water Department water quality testing procedures, records, and water treatment process. On April 15, 2011, the State agency issued a letter (PDF) stating that the Signal Hill Water Department complies with federal and state drinking water regulations.