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Clean Water Act discharge permit · NPDES COR900808

BANNOCK PLANT, Denver, CO: NPDES COR900808 discharge permit, effluent exceedances, inspections, penalties

BANNOCK PLANT, held by Holcim WCR Inc, holds NPDES permit COR900808, which discharges to South Platte River. EPA’s file records it issued May 25, 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.

Identity

Facility as filedBANNOCK PLANT
Permittee as filedHolcim WCR Inc
NPDES IDCOR900808
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
IssuedMay 25, 2012
Expiration dateJune 30, 2017
AddressDenver, CO 80223
Receiving waterSouth Platte River
Receiving water impaired303(D) Listed
Subwatershed101900020904 (HUC 101900020904)
Other EPA IDs (FRS)ICIS-AIR source CO0000000803100036

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

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, total suspended320
pH020
Iron, total [as Fe]310
Arsenic, total recoverable010
Selenium, potentially dissolvd300

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COR900808.

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 COR900808.

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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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 COR900808 there.

Nearby on the register

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

What this page shows

This public-records page covers the NPDES discharge permit COR900808 for the BANNOCK PLANT in Denver, CO, held by Holcim WCR Inc, which discharges to the South Platte River and is administratively continued with a Minor Discharger class 3 designation. The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, with the permit issued May 25, 2012 and expiring June 30, 2017.