{"dataset":{"name":"U.S. Drinking Water Quality — Contaminant Measurements","license":"https://creativecommons.org/licenses/by/4.0/","homepage":"https://www.thewatermap.com"},"meta":{"generatedAt":"2026-05-23T18:01:36.645Z"},"system":{"slug":"antioch-ca","name":"Antioch","state":"CA","url":"https://www.thewatermap.com/water/antioch-ca","apiUrl":"https://www.thewatermap.com/api/water/antioch-ca","markdownUrl":"https://www.thewatermap.com/water/antioch-ca/llms.txt","coordinates":{"latitude":38.0093296,"longitude":-121.8106925},"contaminantsMeasured":0,"contaminantsWithFederalLimit":0,"contaminantsAtOrAboveLimit":0,"contaminantsApproachingLimit":0,"source":{"type":"Consumer Confidence Report (CCR)","description":"Figures are transcribed from the water utility's own annual Consumer Confidence Report, cross-checked by a second model, and approved by a person before publishing."},"families":[],"contaminants":[]}}