{"permit":"PA0001198","name":"PPG IND INC","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/PA0001198"},"about":[{"label":"What it is","text":"Plastics Materials And Resins (EPA's industry listing)"},{"label":"Where","text":"Springdale, Pennsylvania","href":"https://www.openstreetmap.org/?mlat=40.535694&mlon=-79.68725#map=14/40.535694/-79.68725"},{"label":"Last 12 months","text":"Over a limit 2 times, last in March 2026 (Chlorine, total residual). 19 required values not reported. 7 of 54 reports filed late"},{"label":"Permit","text":"In force until Dec 31, 2029"}],"renewal_due":null,"renewal_check":null,"sector":{"state":"PA","sic":"28","permits":66,"list":"https://passage-data.com/api/v1/permits?state=PA&sic=28","page":"https://passage-data.com/dmr/s/PA/28"},"limits_from_version":null,"record":{"last_filed":"2026-06-30","over":2,"over_by":[["Chlorine, total residual",2]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Chlorine, total residual","times":2,"find_limits":{"parameter":"chlorine","place":"US-PA","medium":"surface_water"},"get":"https://passage-data.com/api/v1/limits?parameter=chlorine&place=US-PA&medium=surface_water"}],"limits":[{"outfall":"001","parameter":"Temperature, water deg. fahrenheit","parameter_code":"00011","statistic":"instantaneous maximum","qualifier":"<=","value":"110","unit":"deg F","report_only":false,"enforceable":true,"months":"all","limit_set":"001-A"},{"outfall":"001","parameter":"Oxygen demand, chem. [high level] [COD]","parameter_code":"00340","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-S"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"daily minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"001-A"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"001-A"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-S"},{"outfall":"001","parameter":"Nitrogen, total [as N]","parameter_code":"00600","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-S"},{"outfall":"001","parameter":"Nitrite + Nitrate total [as N]","parameter_code":"00630","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-S"},{"outfall":"001","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-S"},{"outfall":"001","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-S"},{"outfall":"001","parameter":"Lead, total [as Pb]","parameter_code":"01051","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-S"},{"outfall":"001","parameter":"Zinc, total [as Zn]","parameter_code":"01092","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-S"},{"outfall":"001","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-S"},{"outfall":"001","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"monthly average","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"001-A"},{"outfall":"001","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"daily maximum","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"001-A"},{"outfall":"001","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"monthly average","qualifier":"<=","value":".5","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"001-A"},{"outfall":"001","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"daily maximum","qualifier":"<=","value":"1","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"001-A"},{"outfall":"001","parameter":"Perfluorooctanoic acid (PFOA)","parameter_code":"51521","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-Q"},{"outfall":"001","parameter":"Perfluorooctanesulfonate","parameter_code":"51526","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-Q"},{"outfall":"001","parameter":"Perfluorobutanesulfonic acid (PFBS)","parameter_code":"52602","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-Q"},{"outfall":"001","parameter":"Hexafluoropropylene oxide dimer acid (HFPO-DA)","parameter_code":"52612","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"001-Q"},{"outfall":"002","parameter":"Temperature, water deg. fahrenheit","parameter_code":"00011","statistic":"instantaneous maximum","qualifier":"<=","value":"110","unit":"deg F","report_only":false,"enforceable":true,"months":"all","limit_set":"002-A"},{"outfall":"002","parameter":"Oxygen demand, chem. [high level] [COD]","parameter_code":"00340","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-S"},{"outfall":"002","parameter":"pH","parameter_code":"00400","statistic":"daily minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"002-A"},{"outfall":"002","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"002-A"},{"outfall":"002","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-S"},{"outfall":"002","parameter":"Nitrogen, total [as N]","parameter_code":"00600","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-S"},{"outfall":"002","parameter":"Nitrite + Nitrate total [as N]","parameter_code":"00630","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-S"},{"outfall":"002","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-S"},{"outfall":"002","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-S"},{"outfall":"002","parameter":"Lead, total [as Pb]","parameter_code":"01051","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-S"},{"outfall":"002","parameter":"Zinc, total [as Zn]","parameter_code":"01092","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-S"},{"outfall":"002","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-S"},{"outfall":"002","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"monthly average","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"002-A"},{"outfall":"002","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"daily maximum","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"002-A"},{"outfall":"002","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"monthly average","qualifier":"<=","value":".5","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"002-A"},{"outfall":"002","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"daily maximum","qualifier":"<=","value":"1","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"002-A"},{"outfall":"002","parameter":"Perfluorooctanoic acid (PFOA)","parameter_code":"51521","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-Y"},{"outfall":"002","parameter":"Perfluorooctanesulfonate","parameter_code":"51526","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-Y"},{"outfall":"002","parameter":"Perfluorobutanesulfonic acid (PFBS)","parameter_code":"52602","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-Y"},{"outfall":"002","parameter":"Hexafluoropropylene oxide dimer acid (HFPO-DA)","parameter_code":"52612","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"002-Y"},{"outfall":"003","parameter":"Temperature, water deg. fahrenheit","parameter_code":"00011","statistic":"instantaneous maximum","qualifier":"<=","value":"110","unit":"deg F","report_only":false,"enforceable":true,"months":"all","limit_set":"003-A"},{"outfall":"003","parameter":"Oxygen demand, chem. [high level] [COD]","parameter_code":"00340","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-S"},{"outfall":"003","parameter":"pH","parameter_code":"00400","statistic":"daily minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"003-A"},{"outfall":"003","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"003-A"},{"outfall":"003","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-S"},{"outfall":"003","parameter":"Nitrogen, total [as N]","parameter_code":"00600","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-S"},{"outfall":"003","parameter":"Nitrite + Nitrate total [as N]","parameter_code":"00630","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-S"},{"outfall":"003","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-S"},{"outfall":"003","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-S"},{"outfall":"003","parameter":"Lead, total [as Pb]","parameter_code":"01051","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-S"},{"outfall":"003","parameter":"Zinc, total [as Zn]","parameter_code":"01092","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-S"},{"outfall":"003","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-S"},{"outfall":"003","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"monthly average","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"003-A"},{"outfall":"003","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"daily maximum","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"003-A"},{"outfall":"003","parameter":"Perfluorooctanoic acid (PFOA)","parameter_code":"51521","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Q"},{"outfall":"003","parameter":"Perfluorooctanesulfonate","parameter_code":"51526","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Q"},{"outfall":"003","parameter":"Perfluorobutanesulfonic acid (PFBS)","parameter_code":"52602","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Q"},{"outfall":"003","parameter":"Hexafluoropropylene oxide dimer acid (HFPO-DA)","parameter_code":"52612","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":"003-Q"},{"outfall":"005","parameter":"Oxygen demand, chem. [high level] [COD]","parameter_code":"00340","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"005-S"},{"outfall":"005","parameter":"pH","parameter_code":"00400","statistic":"daily maximum","qualifier":null,"value":null,"unit":"SU","report_only":true,"enforceable":true,"months":"all","limit_set":"005-S"},{"outfall":"005","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"005-S"},{"outfall":"005","parameter":"Nitrogen, total [as N]","parameter_code":"00600","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"005-S"},{"outfall":"005","parameter":"Nitrite + Nitrate total [as N]","parameter_code":"00630","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"005-S"},{"outfall":"005","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"005-S"},{"outfall":"005","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"005-S"},{"outfall":"005","parameter":"Lead, total [as Pb]","parameter_code":"01051","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"005-S"},{"outfall":"005","parameter":"Zinc, total [as Zn]","parameter_code":"01092","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"005-S"},{"outfall":"005","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"005-S"},{"outfall":"006","parameter":"Oxygen demand, chem. [high level] [COD]","parameter_code":"00340","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"006-S"},{"outfall":"006","parameter":"pH","parameter_code":"00400","statistic":"daily maximum","qualifier":null,"value":null,"unit":"SU","report_only":true,"enforceable":true,"months":"all","limit_set":"006-S"},{"outfall":"006","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"006-S"},{"outfall":"006","parameter":"Nitrogen, total [as N]","parameter_code":"00600","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"006-S"},{"outfall":"006","parameter":"Nitrite + Nitrate total [as N]","parameter_code":"00630","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"006-S"},{"outfall":"006","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"006-S"},{"outfall":"006","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"006-S"},{"outfall":"006","parameter":"Lead, total [as Pb]","parameter_code":"01051","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"006-S"},{"outfall":"006","parameter":"Zinc, total [as Zn]","parameter_code":"01092","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"006-S"},{"outfall":"006","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"006-S"},{"outfall":"007","parameter":"Oxygen demand, chem. [high level] [COD]","parameter_code":"00340","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"007-S"},{"outfall":"007","parameter":"pH","parameter_code":"00400","statistic":"daily maximum","qualifier":null,"value":null,"unit":"SU","report_only":true,"enforceable":true,"months":"all","limit_set":"007-S"},{"outfall":"007","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"007-S"},{"outfall":"007","parameter":"Nitrogen, total [as N]","parameter_code":"00600","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"007-S"},{"outfall":"007","parameter":"Nitrite + Nitrate total [as N]","parameter_code":"00630","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"007-S"},{"outfall":"007","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"007-S"},{"outfall":"007","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"007-S"},{"outfall":"007","parameter":"Lead, total [as Pb]","parameter_code":"01051","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"007-S"},{"outfall":"007","parameter":"Zinc, total [as Zn]","parameter_code":"01092","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"007-S"},{"outfall":"007","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"007-S"},{"outfall":"008","parameter":"Oxygen demand, chem. [high level] [COD]","parameter_code":"00340","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"008-S"},{"outfall":"008","parameter":"pH","parameter_code":"00400","statistic":"daily maximum","qualifier":null,"value":null,"unit":"SU","report_only":true,"enforceable":true,"months":"all","limit_set":"008-S"},{"outfall":"008","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"008-Q"},{"outfall":"008","parameter":"Nitrogen, total [as N]","parameter_code":"00600","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"008-S"},{"outfall":"008","parameter":"Nitrite + Nitrate total [as N]","parameter_code":"00630","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"008-S"},{"outfall":"008","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"008-S"},{"outfall":"008","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"008-S"},{"outfall":"008","parameter":"Lead, total [as Pb]","parameter_code":"01051","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"008-S"},{"outfall":"008","parameter":"Zinc, total [as Zn]","parameter_code":"01092","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"008-S"},{"outfall":"008","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"008-S"}],"next":[{"tool":"list_permits","says":"Screening this industry? list_permits lists every permit of it in this state in one call, each with its page and its get_permit address; `get` is the address to fetch.","arguments":{"state":"PA","sic":"28"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=PA&sic=28","url":"https://passage-data.com/api/v1/permits?state=PA&sic=28","page":"https://passage-data.com/dmr/s/PA/28"},{"tool":"find_limits","says":"What do the rules say about what it went over on? find_limits gives the cited state and federal limits for it, each with its rule; `get` is the address to fetch, and `over_limits` holds one for each parameter.","arguments":{"parameter":"chlorine","place":"US-PA","medium":"surface_water"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=chlorine&place=US-PA&medium=surface_water","url":"https://passage-data.com/api/v1/limits?parameter=chlorine&place=US-PA&medium=surface_water","page":"https://passage-data.com/limits/US-PA/chlorine"},{"tool":"check_dmr","says":"Before your user files this permit's DMR: check_dmr sets each value beside the permit's limit for that period, with EPA's violation rule's verdict.","arguments":{"permit":"PA0001198"},"needs":{"period_end":"The reporting period: its month (2026-09).","values":"The period's values as your user will file them: [{outfall, parameter, statistic, value, unit}, ...]."},"post":"/api/v1/dmr/check","url":"https://passage-data.com/api/v1/dmr/check","page":"https://passage-data.com/dmr/?permit=PA0001198"},{"tool":"fill_dmr","says":"Has your user the plant's raw daily results? fill_dmr computes the period's DMR values from them, each with the rows it came from.","arguments":{"permit":"PA0001198"},"needs":{"period_end":"The reporting period: its month (2026-09).","rows":"The plant's results: [{date, parameter, value, unit, point}, ...]; or `table`, the lab's or plant's export as text."},"post":"/api/v1/dmr/fill","url":"https://passage-data.com/api/v1/dmr/fill","page":"https://passage-data.com/dmr/?permit=PA0001198"}]}