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Clean Water Act discharge permit · NPDES COR420063

BASELINE 160TH AVE, Broomfield, CO: NPDES COR420063 discharge permit, effluent exceedances, inspections, penalties

BASELINE 160TH AVE, held by Baseline Metro District No. 1, holds NPDES permit COR420063. EPA’s file records it issued April 18, 2023 and expiring March 31, 2024. 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 BASELINE 160TH AVE: its NPDES ID, its permit type and status, its dates, its address in Broomfield, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR420063.

Identity

Facility as filedBASELINE 160TH AVE
Permittee as filedBaseline Metro District No. 1
NPDES IDCOR420063
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 18, 2023
Expiration dateMarch 31, 2024
Issuing agencySTA
AddressBroomfield, CO 80023
SubwatershedLower Big Dry Creek (HUC 101900030408)

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 COR420063.

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 COR420063.

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, COR420063.

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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 COR420063 there.

Nearby on the register

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

What this page shows

The BASELINE 160TH AVE permit (NPDES ID COR420063) is one of 69 general permit coverages on EPA's NPDES register in Broomfield County, and it sits among 41 NPDES permits in the Lower Big Dry Creek subwatershed, this one included. Of those 69 Broomfield County general permit coverages, 5.8% have a violation on file, and 21.7% of them were issued earlier than this permit, while this permit has no pollutants with a numeric limit and no pollutants with an effluent exceedance.