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Clean Water Act discharge permit · NPDES COR425000

HALLCO II SUBDIVISION, Grand Junction, CO: NPDES COR425000 discharge permit, effluent exceedances, inspections, penalties

HALLCO II SUBDIVISION, held by HallCo Business Park, Inc., holds NPDES permit COR425000. EPA’s file records it issued August 21, 2024 and expiring March 31, 2029. 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 HALLCO II SUBDIVISION: its NPDES ID, its permit type and status, its dates, its address in Grand Junction, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR425000.

Identity

Facility as filedHALLCO II SUBDIVISION
Permittee as filedHallCo Business Park, Inc.
NPDES IDCOR425000
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedAugust 21, 2024
Expiration dateMarch 31, 2029
AddressGrand Junction, CO 81505
SubwatershedPersigo Wash (HUC 140100051604)

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 COR425000.

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 COR425000.

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 COR425000 there.

Nearby on the register

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

What this page shows

The HALLCO II SUBDIVISION general permit coverage, held by HallCo Business Park, Inc. in Grand Junction, Mesa County, Colorado, is one of 231 general permit coverages on EPA's NPDES register in Mesa County, and it sits among 5 NPDES permits in the Persigo Wash subwatershed. Of all 231 Mesa County general permit coverages, 30.7% were issued before this one, while 14.3% of those 231 coverages carry a violation on file, and this permit has 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.