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Clean Water Act discharge permit · NPDES COR900154

OWENS CORNING ROOFING AND ASPHALT, Denver, CO: NPDES COR900154 discharge permit, effluent exceedances, inspections, penalties

OWENS CORNING ROOFING AND ASPHALT, held by Owens Corning Roofing And Asphalt LLC, holds NPDES permit COR900154, which discharges to South Platte River. EPA’s file records it issued March 29, 2012 and expiring June 30, 2017. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for OWENS CORNING ROOFING AND ASPHALT: its NPDES ID, its permit type and status, its dates, its address in Denver, Colorado, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR900154.

Identity

Facility as filedOWENS CORNING ROOFING AND ASPHALT
Permittee as filedOwens Corning Roofing And Asphalt LLC
NPDES IDCOR900154
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedMarch 29, 2012
Expiration dateJune 30, 2017
AddressDenver, CO 80223
Receiving waterSouth Platte River
Receiving water impaired303(D) Listed
Subwatershed101900020904 (HUC 101900020904)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES COR900154.

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 COR900154.

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, COR900154.

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  • One watershed — $2,990/year
  • One state — $4,990/year
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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 COR900154 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

OWENS CORNING ROOFING AND ASPHALT is among 114 storm water industrial permits in Denver County, and 0.9% of those 114, including this permit, predate it. The 101900020904 subwatershed (HUC 101900020904) holds 192 NPDES permits, including this permit.