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Clean Water Act discharge permit · NPDES AZMS67757

COOLIDGE HMA PLANT, Coolidge, AZ: NPDES AZMS67757 discharge permit, effluent exceedances, inspections, penalties

COOLIDGE HMA PLANT, held by Vulcan Asphalt, Llc, holds NPDES permit AZMS67757. EPA’s file records it issued December 3, 2015 and expiring December 3, 2020. 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 COOLIDGE HMA PLANT: its NPDES ID, its permit type and status, its dates, its address in Coolidge, Arizona. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZMS67757.

Identity

Facility as filedCOOLIDGE HMA PLANT
Permittee as filedVulcan Asphalt, Llc
NPDES IDAZMS67757
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
IssuedDecember 3, 2015
Expiration dateDecember 3, 2020
AddressCoolidge, AZ 85128
SubwatershedTown of Adamsville-Gila River (HUC 150501000710)

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 AZMS67757.

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 AZMS67757.

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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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 AZMS67757 there.

Nearby on the register

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

What this page shows

The COOLIDGE HMA PLANT, a Clean Water Act discharge permit issued in Coolidge, Arizona, is one of 8 general permit coverages in Coolidge on EPA's NPDES register, including this one. Among those 8 coverages, 0.0% have a violation on file, and the permit sits within a subwatershed that holds 12 NPDES permits, this one included. Its issue date of December 3, 2015 is earlier than that of 12.5% of all 8 general permit coverages in Coolidge.