{"permit":"SC0004278","name":"Duke Energy Carolinas LLC - Catawba Nuclear Station","state":"SC","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/SC0004278"},"about":[{"label":"What it is","text":"Electric Services (EPA's industry listing) · rated a major discharger by EPA"},{"label":"Where","text":"York, South Carolina","href":"https://www.openstreetmap.org/?mlat=35.05247&mlon=-81.07086#map=14/35.05247/-81.07086"},{"label":"Last 12 months","text":"No values over a limit"},{"label":"Permit","text":"Expired Dec 31, 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":"2023-07-04","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/SC0004278#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. 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