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Clean Water Act discharge permit · NPDES COG502062

CANON DOLOMITE QUARRY, Canon City, CO: NPDES COG502062 discharge permit, effluent exceedances, inspections, penalties

CANON DOLOMITE QUARRY, held by Amrize West Central Inc, holds NPDES permit COG502062, which discharges to Sand Creek - Arkansas River. EPA’s file records it issued June 13, 2017 and expiring December 31, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for CANON DOLOMITE QUARRY: its NPDES ID, its permit type and status, its dates, its address in Canon City, Colorado, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COG502062.

Identity

Facility as filedCANON DOLOMITE QUARRY
Permittee as filedAmrize West Central Inc
NPDES IDCOG502062
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
IssuedJune 13, 2017
Expiration dateDecember 31, 2021
AddressCanon City, CO 81215
Receiving waterSand Creek - Arkansas River
SubwatershedSand Creek-Arkansas River (HUC 110200020401)

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 COG502062.

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 COG502062.

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, COG502062.

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How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

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 COG502062 there.

Nearby on the register

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