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Clean Water Act discharge permit · NPDES COR420153

GREELEY AIRPORT, Greeley, CO: NPDES COR420153 discharge permit, effluent exceedances, inspections, penalties

GREELEY AIRPORT, held by ASPHALT SPECIALTIES CO., INC., holds NPDES permit COR420153. EPA’s file records it issued April 26, 2023 and expiring March 31, 2024. 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 GREELEY AIRPORT: its NPDES ID, its permit type and status, its dates, its address in Greeley, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR420153.

Identity

Facility as filedGREELEY AIRPORT
Permittee as filedASPHALT SPECIALTIES CO., INC.
NPDES IDCOR420153
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
IssuedApril 26, 2023
Expiration dateMarch 31, 2024
Issuing agencySTA
AddressGreeley, CO 80631
SubwatershedOutlet Cache La Poudre River (HUC 101900071008)

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 COR420153.

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 COR420153.

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, COR420153.

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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 COR420153 there.

Nearby on the register

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

What this page shows

21.3% of the 596 general permit coverages in Weld County have a violation on file, and GREELEY AIRPORT is counted among them. The Outlet Cache La Poudre River subwatershed holds 70 NPDES permits. Of the 595 Weld County coverages, 29.1% were issued before this permit.