Clean Water Act discharge permit · NPDES COR10F09Y

ENERGY & MINERALS RESEARCH FACILITY, Golden, CO: NPDES COR10F09Y discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

ENERGY & MINERALS RESEARCH FACILITY, held by AP Mountain States, LLC, holds NPDES permit COR10F09Y. EPA’s file records it issued August 18, 2023 and expiring February 16, 2027. 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 ENERGY & MINERALS RESEARCH FACILITY: its NPDES ID, its permit type and status, its dates, its address in Golden, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR10F09Y.

Identity

Facility as filed	ENERGY & MINERALS RESEARCH FACILITY
Permittee as filed	AP Mountain States, LLC
NPDES ID	COR10F09Y
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	August 18, 2023
Expiration date	February 16, 2027
Issuing agency	U.S. EPA
Address	Golden, CO 80401
Subwatershed	Clear Creek Canyon (HUC 101900040402)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES COR10F09Y.

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES COR10F09Y.

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, COR10F09Y.

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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 COR10F09Y there.

Nearby on the register

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

The Clean Water Act discharge permit filed as ENERGY & MINERALS RESEARCH FACILITY, held by AP Mountain States, LLC, is one of 7 storm water construction permits in Golden, Colorado, and 0.0% of those 7 carry a violation on file. It sits within the Clear Creek Canyon subwatershed (HUC 101900040402), which contains 23 NPDES permits including this one. Of the 7 storm water construction permits in Golden, 42.9% were issued earlier than this permit's August 18, 2023 issue date.