Look what we found in San Diego drinking water… San Diego: #7 Worst drinking water quality nationwide When it comes to drinking water quality, what you don’t know can hurt you. This report shows you how to get your local water quality report and how to understand what’s in it. Your local water authority files an annual report with the EPA that lists the toxins found in your drinking water. What’s in your water? Your cities’ annual EPA water quality report will tell you which contaminants were found in your water, and how much of each contaminant was found. The report will warn you if any toxins were found that... read more >>