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Clean Water Act discharge permit · NPDES INRM00941

NUCOR BUILDING SYSTEMS, Waterloo, IN: NPDES INRM00941 discharge permit, effluent exceedances, inspections, penalties

NUCOR BUILDING SYSTEMS, held by Nucor Building Systems, holds NPDES permit INRM00941, which discharges to Cedar Creek. EPA’s file records it issued March 29, 2019 and expiring June 27, 2024. 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 NUCOR BUILDING SYSTEMS: its NPDES ID, its permit type and status, its dates, its address in Waterloo, Indiana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES INRM00941.

Identity

Facility as filedNUCOR BUILDING SYSTEMS
Permittee as filedNucor Building Systems
NPDES IDINRM00941
Permit statusEffective
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedMarch 29, 2019
Expiration dateJune 27, 2024
Issuing agencyIDEM
AddressWaterloo, IN 46793
Receiving waterCedar Creek
SubwatershedCedar Lake-Cedar Creek (HUC 041000030601)
NAICS332311 – Prefabricated Metal Building and Component Manufacturing
SIC3448 – Prefabricated Metal Buildings

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES INRM00941.

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 INRM00941.

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

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, INRM00941.

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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 INRM00941 there.

Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act NPDES permit INRM00941, held by Nucor Building Systems in Waterloo, Indiana, which discharges to Cedar Creek and falls under the industrial stormwater program. The page lists a permit status of Effective, a minor discharger class, 0 pollutants under a numeric limit, and 0 pollutants with an effluent exceedance, with the permit issued March 29, 2019 and expiring June 27, 2024.