{"state":"MN","as_of":"2026-10-15","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-15","page":"/dmr/p/MN","listed":"individual NPDES permits with limits in EPA's file; a general permit's coverages are not listed"},"filter":{"industry":null,"sic":"4961","matched_on":"EPA's primary SIC code and its description","over_limit":null,"parameter":null,"renewal":null},"of":455,"without_industry":14,"matched":3,"offset":0,"returned":3,"screen":{"of":3,"window":["2025-10-01","2026-09-30"],"with_record":3,"without_record":0,"over_limit":1,"missing_values":1,"parameters_over":[{"parameter":"Chlorine, total residual","permits":1}],"renewal":{"permit_expired":1,"application_overdue":1,"application_due_within_18_months":0},"says":"Of the 3 permits in EPA's SIC 4961 in MN, 1 went over a limit between 2025-10-01 and 2026-09-30 (Chlorine, total residual: 1). 1 is past the expiry date EPA's file holds; 1 has a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.","narrow":{"over_limit":"https://passage-data.com/api/v1/permits?state=MN&sic=4961&over_limit=true","parameter":{"Chlorine, total residual":"https://passage-data.com/api/v1/permits?state=MN&sic=4961&parameter=Chlorine%2C+total+residual"},"renewal_expired":"https://passage-data.com/api/v1/permits?state=MN&sic=4961&renewal=expired","renewal_due":"https://passage-data.com/api/v1/permits?state=MN&sic=4961&renewal=due"}},"permits":[{"permit":"MN0055719","name":"Duluth city of","major":false,"sic":"4961","industry":"Steam And Air-Conditioning Supply","record":{"over":0,"over_by":[],"missing":0},"expires":"2031-02-28","renewal":null,"page":"https://passage-data.com/dmr/p/MN0055719","json":"https://passage-data.com/api/v1/permits/MN0055719"},{"permit":"MN0057509","name":"Hennepin County Energy Center","major":false,"sic":"4961","industry":"Steam And Air-Conditioning Supply","record":{"over":1,"over_by":[["Chlorine, total residual",1]],"missing":1},"expires":"2026-04-30","renewal":{"status":"permit_expired","application_due":"2025-11-01"},"page":"https://passage-data.com/dmr/p/MN0057509","json":"https://passage-data.com/api/v1/permits/MN0057509"},{"permit":"MN0001015","name":"Minnesota Power","major":false,"sic":"4961","industry":"Steam And Air-Conditioning Supply","record":{"over":0,"over_by":[],"missing":0},"expires":"2027-01-31","renewal":{"status":"application_overdue","application_due":"2026-08-04"},"page":"https://passage-data.com/dmr/p/MN0001015","json":"https://passage-data.com/api/v1/permits/MN0001015"}]}