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Clean Water Act discharge permit · NPDES COR430757

WESTGATE COMMUNITY SCHOOL, Thornton, CO: NPDES COR430757 discharge permit, effluent exceedances, inspections, penalties

WESTGATE COMMUNITY SCHOOL, held by Sampson Construction Co., Inc., holds NPDES permit COR430757. EPA’s file records it issued May 7, 2026 and expiring March 31, 2029. 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 WESTGATE COMMUNITY SCHOOL: its NPDES ID, its permit type and status, its dates, its address in Thornton, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR430757.

Identity

Facility as filedWESTGATE COMMUNITY SCHOOL
Permittee as filedSampson Construction Co., Inc.
NPDES IDCOR430757
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMay 7, 2026
Expiration dateMarch 31, 2029
AddressThornton, CO 80241
SubwatershedMiddle Big Dry Creek (HUC 101900030407)

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 COR430757.

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 COR430757.

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.

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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 COR430757 there.

Nearby on the register

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

What this page shows

The page is a public-records entry for NPDES permit COR430757, held by Sampson Construction Co., Inc. for WESTGATE COMMUNITY SCHOOL in Thornton, CO, with an effective status, a minor discharger classification, and dates of issue on May 7, 2026 and expiration on March 31, 2029. It lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, with the Middle Big Dry Creek subwatershed (HUC 101900030407) noted.