{"permit":"GA0003841","name":"GAF Materials Corporation","state":"GA","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/GA0003841"},"about":[{"label":"What it is","text":"Asphalt Felts And Coatings (EPA's industry listing)"},{"label":"Where","text":"Savannah, Georgia","href":"https://www.openstreetmap.org/?mlat=32.115445&mlon=-81.13368#map=14/32.115445/-81.13368"},{"label":"Last 12 months","text":"No values over a limit. 12 of 48 reports filed late"},{"label":"Permit","text":"Expired Sep 30, 2023; its limits still apply until a new permit is issued, and EPA still expects the reports"}],"renewal_due":null,"renewal_check":{"offered_because":"permit_expired","application_due":"2023-04-03","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/GA0003841#renewal","says":"Each limit a renewal could tighten or add, from the state's water-quality standards and the federal rules for this kind of discharge, each cited to its rule, beside EPA's 12-month record; a rule we do not hold is named, never guessed. A person orders it on the permit's page with their email; it is sent by email within 5 business days."},"sector":{"state":"GA","sic":"29","permits":3,"list":"https://passage-data.com/api/v1/permits?state=GA&sic=29","page":"https://passage-data.com/dmr/s/GA/29"},"limits_from_version":null,"record":{"last_filed":"2026-09-30","over":0,"over_by":[],"window":["2025-10-01","2026-09-30"]},"over_limits":[],"limits":[{"outfall":"001","parameter":"Conductivity","parameter_code":"00094","statistic":"daily average","qualifier":null,"value":null,"unit":"umho/cm","report_only":true,"enforceable":true,"months":"all","limit_set":"Roofing mill once through contact cooling water and stormwater"},{"outfall":"001","parameter":"Conductivity","parameter_code":"00094","statistic":"daily maximum","qualifier":null,"value":null,"unit":"umho/cm","report_only":true,"enforceable":true,"months":"all","limit_set":"Roofing mill once through contact cooling water and stormwater"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"daily average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"Roofing mill once through contact cooling water and stormwater"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. 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