{
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  "source": {
    "name": "EPA Facility Registry Service",
    "url": "https://www.epa.gov/frs/epa-frs-facilities-state-single-file-csv-download",
    "downloadURL": "https://ordsext.epa.gov/FLA/www3/state_files/national_single.zip",
    "downloadLastModified": "2026-09-08",
    "csvDate": "2026-09-08",
    "retrievedAt": "2026-09-28",
    "selection": "Reported six-digit manufacturing NAICS codes 31\u201333; 50 states and DC; valid coordinates; duplicate registry IDs and matching normalized name/address/state records collapsed.",
    "coverage": "Manufacturing-classified registry locations, not a complete census or confirmation of current operating status. Known historical/non-plant names are excluded.",
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}