{"permit":"OH0129003","name":"U. S. S. Seamless Tubular Operations, LLC, Lorain","state":"OH","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/OH0129003"},"about":[{"label":"What it is","text":"Steel Pipe And Tubes (EPA's industry listing) · rated a major discharger by EPA"},{"label":"Where","text":"Lorain, Ohio","href":"https://www.openstreetmap.org/?mlat=41.45155&mlon=-82.11944#map=14/41.45155/-82.11944"},{"label":"Last 12 months","text":"Over a limit 2 times, last in July 2026 (Chlorine, total residual). 6 of 78 reports filed late"},{"label":"Permit","text":"In force until Jul 31, 2028"}],"renewal_due":null,"renewal_check":{"offered_because":"application_due_within_18_months","application_due":"2028-02-02","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/OH0129003#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":"OH","sic":"33","permits":56,"list":"https://passage-data.com/api/v1/permits?state=OH&sic=33","page":"https://passage-data.com/dmr/s/OH/33"},"limits_from_version":null,"record":{"last_filed":"2026-08-31","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-OH","medium":"surface_water"},"get":"https://passage-data.com/api/v1/limits?parameter=chlorine&place=US-OH&medium=surface_water"}],"limits":[{"outfall":"001","parameter":"Oxygen demand, chem. [low level] [COD]","parameter_code":"00335","statistic":"monthly average","qualifier":"<=","value":"35","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Oxygen demand, chem. [low level] [COD]","parameter_code":"00335","statistic":"daily maximum","qualifier":"<=","value":"50","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Oxygen demand, chem. [low level] [COD]","parameter_code":"00335","statistic":"monthly average","qualifier":"<=","value":"2.6","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Oxygen demand, chem. [low level] [COD]","parameter_code":"00335","statistic":"daily maximum","qualifier":"<=","value":"3.8","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"daily minimum","qualifier":">=","value":"6.5","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"daily maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"25","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"45","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"1.9","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"3.4","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Oil and grease, hexane extr method","parameter_code":"00552","statistic":"daily maximum","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"daily maximum","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":".76","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"daily maximum","qualifier":"<=","value":"1.1","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Carbon, tot organic [TOC]","parameter_code":"00680","statistic":"monthly average","qualifier":"<=","value":"12","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Carbon, tot organic [TOC]","parameter_code":"00680","statistic":"daily maximum","qualifier":"<=","value":"17","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Carbon, tot organic [TOC]","parameter_code":"00680","statistic":"monthly average","qualifier":"<=","value":".91","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Carbon, tot organic [TOC]","parameter_code":"00680","statistic":"daily maximum","qualifier":"<=","value":"1.3","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Fluoride, total [as F]","parameter_code":"00951","statistic":"monthly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"001","parameter":"Fluoride, total [as F]","parameter_code":"00951","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"001","parameter":"Selenium, total recoverable","parameter_code":"00981","statistic":"monthly average","qualifier":"<=","value":"5","unit":"ug/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Selenium, total recoverable","parameter_code":"00981","statistic":"daily maximum","qualifier":"<=","value":"69","unit":"ug/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Selenium, total recoverable","parameter_code":"00981","statistic":"monthly average","qualifier":"<=","value":".00038","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Selenium, total recoverable","parameter_code":"00981","statistic":"daily maximum","qualifier":"<=","value":".0052","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Silver total recoverable","parameter_code":"01079","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Silver total recoverable","parameter_code":"01079","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"001","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"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":null},{"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":null},{"outfall":"001","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"monthly average","qualifier":"<=","value":"15.1","unit":"ng/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"daily maximum","qualifier":"<=","value":"1700","unit":"ng/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"monthly average","qualifier":"<=","value":".0000012","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"daily maximum","qualifier":"<=","value":".00013","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"monthly average","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"daily maximum","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"monthly average","qualifier":"<=","value":".76","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"daily maximum","qualifier":"<=","value":"1.1","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"002","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"002","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"002","parameter":"Aluminum, total recoverable","parameter_code":"01104","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"002","parameter":"Aluminum, total recoverable","parameter_code":"01104","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"003","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"003","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"003","parameter":"Aluminum, total recoverable","parameter_code":"01104","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"003","parameter":"Aluminum, total recoverable","parameter_code":"01104","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"004","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"004","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"004","parameter":"Aluminum, total recoverable","parameter_code":"01104","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"004","parameter":"Aluminum, total recoverable","parameter_code":"01104","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"005","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"005","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"005","parameter":"Aluminum, total recoverable","parameter_code":"01104","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"005","parameter":"Aluminum, total recoverable","parameter_code":"01104","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"006","parameter":"Temperature, water deg. fahrenheit","parameter_code":"00011","statistic":"monthly average","qualifier":null,"value":null,"unit":"deg F","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Temperature, water deg. fahrenheit","parameter_code":"00011","statistic":"daily maximum","qualifier":null,"value":null,"unit":"deg F","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Thermal Discharge","parameter_code":"00015","statistic":"monthly average","qualifier":null,"value":null,"unit":"MBTU/hr","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Thermal Discharge","parameter_code":"00015","statistic":"daily maximum","qualifier":null,"value":null,"unit":"MBTU/hr","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"pH","parameter_code":"00400","statistic":"daily minimum","qualifier":">=","value":"6.5","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"pH","parameter_code":"00400","statistic":"daily maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"190","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"507","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Oil and grease [soxhlet extr.] tot.","parameter_code":"00550","statistic":"daily maximum","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Oil and grease [soxhlet extr.] tot.","parameter_code":"00550","statistic":"daily maximum","qualifier":"<=","value":"127","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Nickel, total recoverable","parameter_code":"01074","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"006","parameter":"Nickel, total recoverable","parameter_code":"01074","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"006","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"006","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"006","parameter":"Lead, total recoverable","parameter_code":"01114","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"006","parameter":"Lead, total recoverable","parameter_code":"01114","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"006","parameter":"Copper, total recoverable","parameter_code":"01119","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"006","parameter":"Copper, total recoverable","parameter_code":"01119","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"006","parameter":"Selenium, total [as Se]","parameter_code":"01147","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Selenium, total [as Se]","parameter_code":"01147","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Oxidants, total residual","parameter_code":"34044","statistic":"daily maximum","qualifier":"<=","value":".0048","unit":"mg/L","report_only":false,"enforceable":true,"months":["JUN","JUL","AUG","SEP"],"limit_set":null},{"outfall":"006","parameter":"Oxidants, total residual","parameter_code":"34044","statistic":"daily maximum","qualifier":"<=","value":"0","unit":"mg/L","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR","APR","MAY","OCT","NOV","DEC"],"limit_set":null},{"outfall":"006","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":null},{"outfall":"006","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":null},{"outfall":"006","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"monthly average","qualifier":"<=","value":".016","unit":"mg/L","report_only":false,"enforceable":true,"months":["JUN","JUL","AUG","SEP"],"limit_set":null},{"outfall":"006","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"daily maximum","qualifier":"<=","value":".027","unit":"mg/L","report_only":false,"enforceable":true,"months":["JUN","JUL","AUG","SEP"],"limit_set":null},{"outfall":"006","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"daily maximum","qualifier":"<=","value":"0","unit":"mg/L","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR","APR","MAY","OCT","NOV","DEC"],"limit_set":null},{"outfall":"006","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"monthly average","qualifier":"<=","value":"4.4","unit":"ng/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"daily maximum","qualifier":"<=","value":"1700","unit":"ng/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"monthly average","qualifier":"<=","value":".000056","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"006","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"daily maximum","qualifier":"<=","value":".022","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Oxygen demand, chem. [low level] [COD]","parameter_code":"00335","statistic":"monthly average","qualifier":"<=","value":"35","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Oxygen demand, chem. [low level] [COD]","parameter_code":"00335","statistic":"daily maximum","qualifier":"<=","value":"50","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Oxygen demand, chem. [low level] [COD]","parameter_code":"00335","statistic":"monthly average","qualifier":"<=","value":"13","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Oxygen demand, chem. [low level] [COD]","parameter_code":"00335","statistic":"daily maximum","qualifier":"<=","value":"19","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"pH","parameter_code":"00400","statistic":"daily minimum","qualifier":">=","value":"6.5","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"pH","parameter_code":"00400","statistic":"daily maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"25","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"45","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"9.5","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"17","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Oil and grease, hexane extr method","parameter_code":"00552","statistic":"daily maximum","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"daily maximum","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"monthly average","qualifier":"<=","value":"3.8","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Nitrogen, ammonia total [as N]","parameter_code":"00610","statistic":"daily maximum","qualifier":"<=","value":"5.7","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Carbon, tot organic [TOC]","parameter_code":"00680","statistic":"monthly average","qualifier":"<=","value":"12","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Carbon, tot organic [TOC]","parameter_code":"00680","statistic":"daily maximum","qualifier":"<=","value":"17","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Carbon, tot organic [TOC]","parameter_code":"00680","statistic":"monthly average","qualifier":"<=","value":"4.5","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Carbon, tot organic [TOC]","parameter_code":"00680","statistic":"daily maximum","qualifier":"<=","value":"6.4","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Fluoride, total [as F]","parameter_code":"00951","statistic":"monthly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"007","parameter":"Fluoride, total [as F]","parameter_code":"00951","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"007","parameter":"Selenium, total recoverable","parameter_code":"00981","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"007","parameter":"Selenium, total recoverable","parameter_code":"00981","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"007","parameter":"Silver total recoverable","parameter_code":"01079","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Silver total recoverable","parameter_code":"01079","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Copper, total recoverable","parameter_code":"01119","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"007","parameter":"Copper, total recoverable","parameter_code":"01119","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"007","parameter":"Toluene","parameter_code":"34010","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["SEP"],"limit_set":null},{"outfall":"007","parameter":"Toluene","parameter_code":"34010","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["SEP"],"limit_set":null},{"outfall":"007","parameter":"Benzene","parameter_code":"34030","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["SEP"],"limit_set":null},{"outfall":"007","parameter":"Benzene","parameter_code":"34030","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["SEP"],"limit_set":null},{"outfall":"007","parameter":"Acenaphthylene","parameter_code":"34200","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["SEP"],"limit_set":null},{"outfall":"007","parameter":"Acenaphthylene","parameter_code":"34200","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["SEP"],"limit_set":null},{"outfall":"007","parameter":"2,4-Dimethylphenol","parameter_code":"34606","statistic":"monthly average","qualifier":"<=","value":"19","unit":"ug/L","report_only":false,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"007","parameter":"2,4-Dimethylphenol","parameter_code":"34606","statistic":"daily maximum","qualifier":"<=","value":"47","unit":"ug/L","report_only":false,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"007","parameter":"2,4-Dimethylphenol","parameter_code":"34606","statistic":"monthly average","qualifier":"<=","value":".0072","unit":"kg/d","report_only":false,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"007","parameter":"2,4-Dimethylphenol","parameter_code":"34606","statistic":"daily maximum","qualifier":"<=","value":".018","unit":"kg/d","report_only":false,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"007","parameter":"Phenol","parameter_code":"34694","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["SEP"],"limit_set":null},{"outfall":"007","parameter":"Phenol","parameter_code":"34694","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["SEP"],"limit_set":null},{"outfall":"007","parameter":"Naphthalene","parameter_code":"34696","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["SEP"],"limit_set":null},{"outfall":"007","parameter":"Naphthalene","parameter_code":"34696","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["SEP"],"limit_set":null},{"outfall":"007","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":null},{"outfall":"007","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":null},{"outfall":"007","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"monthly average","qualifier":"<=","value":"4.9","unit":"ng/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"daily maximum","qualifier":"<=","value":"1700","unit":"ng/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"monthly average","qualifier":"<=","value":".0000019","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"daily maximum","qualifier":"<=","value":".00064","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"monthly average","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"daily maximum","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"monthly average","qualifier":"<=","value":"3.8","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"007","parameter":"BOD, carbonaceous [5 day, 20 C]","parameter_code":"80082","statistic":"daily maximum","qualifier":"<=","value":"5.7","unit":"kg/d","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Temperature, water deg. fahrenheit","parameter_code":"00011","statistic":"monthly average","qualifier":null,"value":null,"unit":"deg F","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Temperature, water deg. fahrenheit","parameter_code":"00011","statistic":"daily maximum","qualifier":null,"value":null,"unit":"deg F","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"pH","parameter_code":"00400","statistic":"daily minimum","qualifier":">=","value":"6.5","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"pH","parameter_code":"00400","statistic":"daily maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"60","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"103","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Oil and grease, hexane extr method","parameter_code":"00552","statistic":"daily maximum","qualifier":"<=","value":"10","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Nickel, total [as Ni]","parameter_code":"01067","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Nickel, total [as Ni]","parameter_code":"01067","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Lead, total recoverable","parameter_code":"01114","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"106","parameter":"Lead, total recoverable","parameter_code":"01114","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"106","parameter":"Copper, total recoverable","parameter_code":"01119","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"106","parameter":"Copper, total recoverable","parameter_code":"01119","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":["MAR","JUN","SEP","DEC"],"limit_set":null},{"outfall":"106","parameter":"Selenium, total [as Se]","parameter_code":"01147","statistic":"monthly average","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Selenium, total [as Se]","parameter_code":"01147","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ug/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Oxidants, total residual","parameter_code":"34044","statistic":"daily maximum","qualifier":"<=","value":".0048","unit":"mg/L","report_only":false,"enforceable":true,"months":["JUN","JUL","AUG","SEP"],"limit_set":null},{"outfall":"106","parameter":"Oxidants, total residual","parameter_code":"34044","statistic":"daily maximum","qualifier":"<=","value":"0","unit":"mg/L","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR","APR","MAY","OCT","NOV","DEC"],"limit_set":null},{"outfall":"106","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":null},{"outfall":"106","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":null},{"outfall":"106","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"monthly average","qualifier":"<=","value":".016","unit":"mg/L","report_only":false,"enforceable":true,"months":["JUN","JUL","AUG","SEP"],"limit_set":null},{"outfall":"106","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"daily maximum","qualifier":"<=","value":".027","unit":"mg/L","report_only":false,"enforceable":true,"months":["JUN","JUL","AUG","SEP"],"limit_set":null},{"outfall":"106","parameter":"Chlorine, total residual","parameter_code":"50060","statistic":"daily maximum","qualifier":"<=","value":"0","unit":"mg/L","report_only":false,"enforceable":true,"months":["JAN","FEB","MAR","APR","MAY","OCT","NOV","DEC"],"limit_set":null},{"outfall":"106","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"monthly average","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"106","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"600","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"monthly average","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"600","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"801","parameter":"Temperature, water deg. fahrenheit","parameter_code":"00011","statistic":"monthly average","qualifier":null,"value":null,"unit":"deg F","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"801","parameter":"Temperature, water deg. fahrenheit","parameter_code":"00011","statistic":"daily maximum","qualifier":null,"value":null,"unit":"deg F","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"801","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"801","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":null},{"outfall":"801","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":null},{"outfall":"801","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":null},{"outfall":"801","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"monthly average","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"801","parameter":"Mercury, total low level","parameter_code":"50092","statistic":"daily maximum","qualifier":null,"value":null,"unit":"ng/L","report_only":true,"enforceable":true,"months":"all","limit_set":null}],"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":"OH","sic":"33"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=OH&sic=33","url":"https://passage-data.com/api/v1/permits?state=OH&sic=33","page":"https://passage-data.com/dmr/s/OH/33"},{"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-OH","medium":"surface_water"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=chlorine&place=US-OH&medium=surface_water","url":"https://passage-data.com/api/v1/limits?parameter=chlorine&place=US-OH&medium=surface_water","page":"https://passage-data.com/limits/US-OH/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":"OH0129003"},"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=OH0129003"},{"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":"OH0129003"},"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=OH0129003"}]}