{"state":"IA","as_of":"2026-10-15","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-15","page":"/dmr/p/IA","listed":"individual NPDES permits with limits in EPA's file; a general permit's coverages are not listed"},"filter":{"industry":null,"sic":"4922","matched_on":"EPA's primary SIC code and its description","over_limit":null,"parameter":null,"renewal":null},"of":1274,"without_industry":0,"matched":4,"offset":0,"returned":4,"screen":{"of":4,"window":["2025-10-01","2026-09-30"],"with_record":4,"without_record":0,"over_limit":1,"missing_values":0,"parameters_over":[{"parameter":"E. coli","permits":1}],"renewal":{"permit_expired":1,"application_overdue":0,"application_due_within_18_months":1},"says":"Of the 4 permits in EPA's SIC 4922 in IA, 1 went over a limit between 2025-10-01 and 2026-09-30 (E. coli: 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=IA&sic=4922&over_limit=true","parameter":{"E. coli":"https://passage-data.com/api/v1/permits?state=IA&sic=4922&parameter=E.+coli"},"renewal_expired":"https://passage-data.com/api/v1/permits?state=IA&sic=4922&renewal=expired","renewal_due":"https://passage-data.com/api/v1/permits?state=IA&sic=4922&renewal=due"}},"permits":[{"permit":"IA0058262","name":"NATURAL GAS PIPELINE COMPANY OF AMERICA","major":false,"sic":"4922","industry":"Natural Gas Transmission","record":{"over":0,"over_by":[],"missing":0},"expires":"2028-05-31","renewal":{"status":"application_due_within_18_months","application_due":"2027-12-03"},"page":"https://passage-data.com/dmr/p/IA0058262","json":"https://passage-data.com/api/v1/permits/IA0058262"},{"permit":"IA0004391","name":"NORTHERN NATURAL GAS","major":false,"sic":"4922","industry":"Natural Gas Transmission","record":{"over":0,"over_by":[],"missing":0},"expires":"2031-01-31","renewal":null,"page":"https://passage-data.com/dmr/p/IA0004391","json":"https://passage-data.com/api/v1/permits/IA0004391"},{"permit":"IA0000299","name":"NORTHERN NATURAL GAS COMPANY","major":false,"sic":"4922","industry":"Natural Gas Transmission","record":{"over":0,"over_by":[],"missing":0},"expires":"2025-09-30","renewal":{"status":"permit_expired","application_due":"2025-04-03"},"page":"https://passage-data.com/dmr/p/IA0000299","json":"https://passage-data.com/api/v1/permits/IA0000299"},{"permit":"IA0046957","name":"NORTHERN NATURAL GAS COMPANY","major":false,"sic":"4922","industry":"Natural Gas Transmission","record":{"over":1,"over_by":[["E. coli",1]],"missing":0},"expires":"2030-01-31","renewal":null,"page":"https://passage-data.com/dmr/p/IA0046957","json":"https://passage-data.com/api/v1/permits/IA0046957"}]}