{"permit":"WI0061921","name":"WPL - RIVERSIDE ENERGY CENTER","state":"WI","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/WI0061921"},"about":[{"label":"What it is","text":"Electric Services (EPA's industry listing)"},{"label":"Where","text":"Beloit, Wisconsin","href":"https://www.openstreetmap.org/?mlat=42.56544&mlon=-89.04795#map=14/42.56544/-89.04795"},{"label":"Last 12 months","text":"Over a limit once, last in March 2026 (Phosphorus, total [as P]). 231 required values not reported. 10 of 50 reports filed late"},{"label":"Permit","text":"Expired Dec 31, 2023; 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":"2023-07-04","price":"free while piloted","order_page":"https://passage-data.com/dmr/p/WI0061921#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":"WI","sic":"4911","permits":17,"list":"https://passage-data.com/api/v1/permits?state=WI&sic=4911","page":"https://passage-data.com/dmr/s/WI/4911"},"limits_from_version":null,"record":{"last_filed":"2026-06-30","over":1,"over_by":[["Phosphorus, total [as P]",1]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Phosphorus, total [as P]","times":1,"find_limits":{"parameter":"phosphorus","place":"US-WI","medium":"surface_water"},"get":"https://passage-data.com/api/v1/limits?parameter=phosphorus&place=US-WI&medium=surface_water"}],"limits":[{"outfall":"001","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":"Combined WW to the Rock Ri"},{"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":"Combined WW to the Rock Ri"},{"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":"Combined WW to the Rock Ri"},{"outfall":"001","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"rolling average","qualifier":"<=","value":"1","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"Combined WW to the Rock Ri"},{"outfall":"001","parameter":"Phosphorus, total [as P]","parameter_code":"00665","statistic":"monthly average","qualifier":null,"value":null,"unit":"lb/d","report_only":true,"enforceable":true,"months":"all","limit_set":"Combined WW to the Rock Ri"},{"outfall":"001","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"monthly average","qualifier":"<=","value":"650","unit":"ug/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"daily maximum","qualifier":"<=","value":"650","unit":"ug/L","report_only":false,"enforceable":true,"months":"all","limit_set":null},{"outfall":"001","parameter":"Zinc, total recoverable","parameter_code":"01094","statistic":"daily maximum","qualifier":"<=","value":"12.5","unit":"lb/d","report_only":false,"enforceable":true,"months":"all","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":"Combined WW to the Rock Ri"},{"outfall":"001","parameter":"Flow, in conduit or thru treatment 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Blowdown"},{"outfall":"102","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":"Riverside Cooling Tower Blowdown"},{"outfall":"102","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":"Riverside Cooling Tower Blowdown"},{"outfall":"102","parameter":"pH range excursions, > 60 minutes","parameter_code":"82581","statistic":"daily maximum","qualifier":"<=","value":"0","unit":"occur/d","report_only":false,"enforceable":true,"months":"all","limit_set":"Riverside Cooling Tower Blowdown"},{"outfall":"102","parameter":"pH range excursions, monthly total accum","parameter_code":"82582","statistic":"monthly total","qualifier":"<=","value":"446","unit":"min","report_only":false,"enforceable":true,"months":"all","limit_set":"Riverside Cooling Tower Blowdown"},{"outfall":"701","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":"Intake water"},{"outfall":"701","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":"Intake water"},{"outfall":"701","parameter":"Mercury, total recoverable","parameter_code":"71901","statistic":"quarterly 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":"WI","sic":"4911"},"needs":{},"get":"https://passage-data.com/api/v1/permits?state=WI&sic=4911","url":"https://passage-data.com/api/v1/permits?state=WI&sic=4911","page":"https://passage-data.com/dmr/s/WI/4911"},{"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":"phosphorus","place":"US-WI","medium":"surface_water"},"needs":{},"get":"https://passage-data.com/api/v1/limits?parameter=phosphorus&place=US-WI&medium=surface_water","url":"https://passage-data.com/api/v1/limits?parameter=phosphorus&place=US-WI&medium=surface_water","page":"https://passage-data.com/limits/US-WI/phosphorus"},{"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":"WI0061921"},"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=WI0061921"},{"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":"WI0061921"},"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=WI0061921"}]}