What's in City of South Pasadena — South Pasadena, Ca, CA tap water

Every one of the 29 contaminants measured in City of South Pasadena — South Pasadena, Ca, CA's 2022 Consumer Confidence Report is below its federal limit. "Safe" under the EPA's drinking-water standards is health-based, not aesthetic — but by those standards, no measured contaminant in this report exceeds its enforceable threshold. Individual health concerns (e.g. immunocompromised, infant, pregnancy) may warrant additional filtering regardless of compliance.

29 contaminants were measured in City of South Pasadena — South Pasadena, Ca, CA's 2022 Consumer Confidence Report, spanning metals, physical & aggregate, and disinfection byproducts. 10 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.

One contaminant is between 80% and 100% of the federal limit in this report: Gross Alpha. Approaching means measured but not in violation — a margin that can close quickly if conditions change.

Every value is transcribed from City of South Pasadena — South Pasadena, Ca, CA's 2022 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.

Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2022 report; a new report will replace it once the utility publishes its next annual update.