Source document
La Tierra Heights Mutual, CA 2022 Consumer Confidence Report
The original annual drinking-water report. Every number on the La Tierra Heights Mutual, CA water quality page is pulled from this document.
The La Tierra Heights Mutual, CA figures for 2022 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the La Tierra Heights Mutual, CA water quality page is transcribed from that public dataset, and you can verify it against the same source below.
View the source dataset ↗https://echo.epa.gov/tools/data-downloads/sdwa-download-summary