Clean Water Act discharge permit · NPDES COR901752

COORSTEK INC - SOUTH TABLE MOUNTAIN (STM), Golden, CO: NPDES COR901752 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
4Pollutants under a numeric limit
0Pollutants with an effluent exceedance

COORSTEK INC - SOUTH TABLE MOUNTAIN (STM), held by CoorsTek Inc, holds NPDES permit COR901752, which discharges to Agricultural Ditches-Van Bibber Creek. EPA’s file records it issued July 31, 2026 and expiring June 30, 2029. 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 COORSTEK INC - SOUTH TABLE MOUNTAIN (STM): its NPDES ID, its permit type and status, its dates, its address in Golden, Colorado, its receiving water, and 4 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR901752.

Identity

Facility as filed	COORSTEK INC - SOUTH TABLE MOUNTAIN (STM)
Permittee as filed	CoorsTek Inc
NPDES ID	COR901752
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Industrial stormwater
Issued	July 31, 2026
Expiration date	June 30, 2029
Address	Golden, CO 80403
Receiving water	Agricultural Ditches-Van Bibber Creek
Subwatershed	Table Mountain-Clear Creek (HUC 101900040403)
Other EPA IDs (FRS)	RCRA handler COR000220541; ICIS-AIR source CO0000000805901501

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

4Pollutants on file
4Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Aluminum, total recoverable	6	0	0
Nitrite + Nitrate total [as N]	3	0	0
Iron, total recoverable	3	0	0
Are You In Compliance	2	0	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COR901752.

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 COR901752.

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, COR901752.

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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 COR901752 there.

Nearby on the register

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

This public-records page covers NPDES discharge permit COR901752, held by CoorsTek Inc for its South Table Mountain facility in Golden, Colorado, which discharges to Agricultural Ditches-Van Bibber Creek. The page lists the permit as Effective with a Minor discharger class 4, zero pollutants under a numeric limit with an effluent exceedance, and an issue date of July 31, 2026 with an expiration date of June 30, 2029.