{"permit":"MA0004073","name":"TWIN RIVERS TECHNOLOGIES, L.P.","state":"MA","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/MA0004073"},"about":[{"label":"What it is","text":"Soap And Other Detergents (EPA's industry listing)"},{"label":"Where","text":"Quincy, Massachusetts","href":"https://www.openstreetmap.org/?mlat=42.270306&mlon=-70.951194#map=14/42.270306/-70.951194"},{"label":"Last 12 months","text":"Over a limit once, last in December 2025 (Solids, total suspended). 1 of 16 reports filed late"},{"label":"Permit","text":"Expired Apr 30, 2015; 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":"2014-11-01","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/MA0004073#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":"MA","sic":"28","permits":4,"list":"https://passage-data.com/api/v1/permits?state=MA&sic=28","page":"https://passage-data.com/dmr/s/MA/28"},"limits_from_version":null,"record":{"last_filed":"2026-09-30","over":1,"over_by":[["Solids, total suspended",1]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Solids, total suspended","times":1,"find_limits":{"parameter":"total suspended solids","place":"US-MA","medium":"water_discharge"},"get":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-MA&medium=water_discharge"}],"limits":[{"outfall":"001","parameter":"Flow rate","parameter_code":"00056","statistic":"monthly average","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"STORMWATER"},{"outfall":"001","parameter":"Flow rate","parameter_code":"00056","statistic":"daily maximum","qualifier":null,"value":null,"unit":"MGD","report_only":true,"enforceable":true,"months":"all","limit_set":"STORMWATER"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"minimum","qualifier":">=","value":"6.5","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"STORMWATER"},{"outfall":"001","parameter":"pH","parameter_code":"00400","statistic":"maximum","qualifier":"<=","value":"8.5","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"STORMWATER"},{"outfall":"001","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":"STORMWATER"},{"outfall":"001","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"100","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"STORMWATER"},{"outfall":"001","parameter":"Oil & Grease","parameter_code":"00556","statistic":"daily maximum","qualifier":"<=","value":"15","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"STORMWATER"},{"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":"STORMWATER"},{"outfall":"001","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"daily maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"STORMWATER"},{"outfall":"003","parameter":"Temperature, water deg. fahrenheit","parameter_code":"00011","statistic":"daily maximum","qualifier":"<=","value":"87","unit":"deg F","report_only":false,"enforceable":true,"months":"all","limit_set":"NON-CONTACT COOLING"},{"outfall":"003","parameter":"Flow rate","parameter_code":"00056","statistic":"monthly average","qualifier":"<=","value":"5","unit":"MGD","report_only":false,"enforceable":true,"months":"all","limit_set":"NON-CONTACT COOLING"},{"outfall":"003","parameter":"Flow rate","parameter_code":"00056","statistic":"daily maximum","qualifier":"<=","value":"5","unit":"MGD","report_only":false,"enforceable":true,"months":"all","limit_set":"NON-CONTACT COOLING"},{"outfall":"003","parameter":"pH","parameter_code":"00400","statistic":"minimum","qualifier":">=","value":"6.5","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"NON-CONTACT COOLING"},{"outfall":"003","parameter":"pH","parameter_code":"00400","statistic":"maximum","qualifier":"<=","value":"8.5","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"NON-CONTACT COOLING"}],"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":"MA","sic":"28"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=MA&sic=28","url":"https://passage-data.com/api/v1/permits?state=MA&sic=28","page":"https://passage-data.com/dmr/s/MA/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":"total suspended solids","place":"US-MA","medium":"water_discharge"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-MA&medium=water_discharge","url":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-MA&medium=water_discharge","page":"https://passage-data.com/limits/US-MA/total-suspended-solids"},{"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":"MA0004073"},"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=MA0004073"},{"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":"MA0004073"},"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=MA0004073"}]}