{"permit":"PA0025488","name":"AVONDALE BORO CHESTER CNTY","state":"PA","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/PA0025488"},"about":[{"label":"What it is","text":"Sewage treatment plant"},{"label":"Where","text":"Avondale, Pennsylvania","href":"https://www.openstreetmap.org/?mlat=39.8225&mlon=-75.785#map=14/39.8225/-75.785"},{"label":"Last 12 months","text":"Over a limit 6 times, last in May 2026 (Solids, total suspended; Phosphorus, total [as P]). 27 required values not reported"},{"label":"Permit","text":"In force until May 31, 2029"}],"renewal_due":null,"renewal_check":null,"sector":null,"limits_from_version":null,"record":{"last_filed":"2026-06-30","over":6,"over_by":[["Solids, total suspended",4],["Phosphorus, total [as P]",2]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Solids, total suspended","times":4,"find_limits":{"parameter":"total suspended solids","place":"US-PA","medium":"water_discharge"},"get":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-PA&medium=water_discharge"},{"parameter":"Phosphorus, total [as P]","times":2,"find_limits":{"parameter":"phosphorus","place":"US-PA","medium":"water_discharge"},"get":"https://passage-data.com/api/v1/limits?parameter=phosphorus&place=US-PA&medium=water_discharge"}],"limits":[{"outfall":"001","parameter":"Oxygen, dissolved [DO]","parameter_code":"00300","statistic":"instantaneous minimum","qualifier":">=","value":"4","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"001-A"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. 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