{"permit":"AR0021776","name":"NASHVILLE, CITY OF","state":"AR","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/AR0021776"},"about":[{"label":"What it is","text":"Sewage treatment plant · rated a major discharger by EPA"},{"label":"Where","text":"Nashville, Arkansas","href":"https://www.openstreetmap.org/?mlat=33.919778&mlon=-93.861139#map=14/33.919778/-93.861139"},{"label":"Last 12 months","text":"Over a limit 2 times, last in August 2026 (Nitrogen, ammonia total [as N]). 6 required values not reported. 1 of 17 reports filed late"},{"label":"Permit","text":"Expired Nov 30, 2025; 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":"2025-06-03","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/AR0021776#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":null,"limits_from_version":null,"record":{"last_filed":"2026-08-31","over":2,"over_by":[["Nitrogen, ammonia total [as N]",2]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Nitrogen, ammonia total [as N]","times":2,"find_limits":{"parameter":"ammonia","place":"US-AR","medium":"surface_water"},"get":"https://passage-data.com/api/v1/limits?parameter=ammonia&place=US-AR&medium=surface_water"}],"limits":[{"outfall":"001","parameter":"Oxygen, dissolved [DO]","parameter_code":"00300","statistic":"instantaneous minimum","qualifier":">=","value":"5","unit":"mg/L","report_only":false,"enforceable":true,"months":["MAY","JUN","JUL","AUG","SEP","OCT"],"limit_set":"001-MONTHLY-TRTD MUNICIPAL WW"},{"outfall":"001","parameter":"Oxygen, dissolved [DO]","parameter_code":"00300","statistic":"instantaneous 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