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Clean Water Act discharge permit · NPDES COG315234

W MAIN PIPELINE INTEGRITY MGMT PROGRAM, Uninc Adams Cnty, CO: NPDES COG315234 discharge permit, effluent exceedances, inspections, penalties

W MAIN PIPELINE INTEGRITY MGMT PROGRAM, held by Public Service Co of Colorado, holds NPDES permit COG315234, which discharges to Big Thompson River & Groundwater. EPA’s file records it issued March 2, 2011 and expiring October 31, 2015. 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 W MAIN PIPELINE INTEGRITY MGMT PROGRAM: its NPDES ID, its permit type and status, its dates, its address in Uninc Adams Cnty, Colorado, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COG315234.

Identity

Facility as filedW MAIN PIPELINE INTEGRITY MGMT PROGRAM
Permittee as filedPublic Service Co of Colorado
NPDES IDCOG315234
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMarch 2, 2011
Expiration dateOctober 31, 2015
AddressUninc Adams Cnty, CO
Receiving waterBig Thompson River & Groundwater
SubwatershedMariano Reservoir-Big Thompson River (HUC 101900060604)
SIC1799 – Special Trade Contractors

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 COG315234.

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 COG315234.

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, COG315234.

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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 COG315234 there.

Nearby on the register

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

What this page shows

The W MAIN PIPELINE INTEGRITY MGMT PROGRAM is one of 463 general permit coverages in Adams County, and 4.1% of those coverages were issued earlier than this one. It is also one of 18 NPDES permits in the Mariano Reservoir-Big Thompson River subwatershed, and it has no pollutants with a numeric limit or effluent exceedance on file.