Some people may be more vulnerable to contaminants in drinking water than the general population. These people should seek advice about drinking water from their health care providers. Our water is tested to assure that it is safe and healthy. The column marked Detected Level shows the highest test results during the year. Major Sources shows where this substance usually originates.
Footnotes explain important details.
Important definitions are listed below. The highest level of a contaminant that is allowed in drinking water. MCLs are set as close to the MCLGs as feasible using the best available treatment technology. The level of a contaminant in drinking water below which there is no known or expected risk to health. MCLGs allow for a margin of safety.