{"permit":"MN0020940","name":"Watertown city of","state":"MN","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/MN0020940"},"about":[{"label":"What it is","text":"Sewage treatment plant"},{"label":"Where","text":"Watertown, Minnesota","href":"https://www.openstreetmap.org/?mlat=44.9691887&mlon=-93.8427181#map=14/44.9691887/-93.8427181"},{"label":"Last 12 months","text":"No values over a limit. 18 required values not reported"},{"label":"Permit","text":"Expired Apr 30, 2024; 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":"2023-11-02","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/MN0020940#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":"2026-09-30","over":0,"over_by":[],"window":["2025-10-01","2026-09-30"]},"over_limits":[],"limits":[{"outfall":"D007","parameter":"Specific conductance","parameter_code":"00095","statistic":"monthly maximum","qualifier":null,"value":null,"unit":"umho/cm","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"D007","parameter":"Oxygen, dissolved [DO]","parameter_code":"00300","statistic":"monthly minimum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":null},{"outfall":"D007","parameter":"pH","parameter_code":"00400","statistic":"monthly 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