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Clean Water Act discharge permit · NPDES WIG012841

OSHKOSH CORPORATION SITE, Oshkosh, WI: NPDES WIG012841 discharge permit, effluent exceedances, inspections, penalties

OSHKOSH CORPORATION SITE, held by Oshkosh Corporation Site, holds NPDES permit WIG012841. EPA’s file records it issued October 1, 2021 and expiring September 30, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for OSHKOSH CORPORATION SITE: its NPDES ID, its permit type and status, its dates, its address in Oshkosh, Wisconsin. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES WIG012841.

Identity

Facility as filedOSHKOSH CORPORATION SITE
Permittee as filedOshkosh Corporation Site
NPDES IDWIG012841
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedOctober 1, 2021
Expiration dateSeptember 30, 2026
AddressOshkosh, WI 54903
SubwatershedCity of Oshkosh-Frontal Lake Winnebago (HUC 040302030101)
Other EPA IDs (FRS)RCRA handler WID006070882; ICIS-AIR source WI0000005513900056

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES WIG012841.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES WIG012841.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

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How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID WIG012841 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

Of the 141 general permit coverages in Winnebago County, 0.0% carry a violation on record. The City of Oshkosh-Frontal Lake Winnebago subwatershed (HUC 040302030101) counts 15 NPDES permits, including OSHKOSH CORPORATION SITE, and 0.0% of the county's 141 coverages were issued before it.