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Clean Water Act discharge permit · NPDES COR429071

THORNTON WATER PROJECT - E (SOUTH REACH), Windsor, CO: NPDES COR429071 discharge permit, effluent exceedances, inspections, penalties

THORNTON WATER PROJECT - E (SOUTH REACH), held by Garney Companies, Inc., holds NPDES permit COR429071. EPA’s file records it issued October 23, 2025 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 THORNTON WATER PROJECT - E (SOUTH REACH): its NPDES ID, its permit type and status, its dates, its address in Windsor, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR429071.

Identity

Facility as filedTHORNTON WATER PROJECT - E (SOUTH REACH)
Permittee as filedGarney Companies, Inc.
NPDES IDCOR429071
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedOctober 23, 2025
Expiration dateMarch 31, 2029
AddressWindsor, CO 80524
SubwatershedTimnath Reservoir (HUC 101900071001)

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 COR429071.

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 COR429071.

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 COR429071 there.

Nearby on the register

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

What this page shows

The THORNTON WATER PROJECT - E (SOUTH REACH) general permit coverage in Windsor, Colorado, is one of 596 general permit coverages in Weld County, where 21.3% of such coverages have a violation on file. The permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance, and it is one of 19 NPDES permits in the Timnath Reservoir subwatershed.