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Clean Water Act discharge permit · NPDES COG315176

BOULDER FACILITY, Boulder County, CO: NPDES COG315176 discharge permit, effluent exceedances, inspections, penalties

BOULDER FACILITY, held by Raytheon Company, holds NPDES permit COG315176, which discharges to Unnamed Trib To Dry Creek. EPA’s file records it issued January 24, 2006 and expiring October 31, 2010. 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.

Identity

Facility as filedBOULDER FACILITY
Permittee as filedRaytheon Company
NPDES IDCOG315176
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
IssuedJanuary 24, 2006
Expiration dateOctober 31, 2010
AddressBoulder County, CO 80301
Receiving waterUNNAMED TRIB TO DRY CREEK
SubwatershedBoulder Reservoir (HUC 101900050704)
SIC1799 – Special Trade Contractors
Other EPA IDs (FRS)RCRA handler COD007068646

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, total suspended2259December 31, 201399,999% over the limit
Benzene2247July 31, 201699,999% over the limit
Chloroform3196October 31, 201599,999% over the limit
Vinyl chloride6294October 31, 201599,999% over the limit
Toluene2214November 30, 201199,999% over the limit
Ethylbenzene2214November 30, 201199,999% over the limit
Methylene chloride2174October 31, 201599,999% over the limit
Trichloroethylene6272October 31, 201199,999% over the limit
1,2-cis-Dichloroethylene6272November 30, 201199,999% over the limit
1,1-Dichloroethylene6192November 30, 201199,999% over the limit
pH2192March 31, 2010
Xylene [mix of m+o+p]2192November 30, 201199,999% over the limit
Iron, total recoverable2152October 31, 201599,999% over the limit
Manganese, dissolved [as Mn]0151October 31, 2015804% over the limit
Iron, dissolved [as Fe]0121October 31, 20151,143% over the limit
LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia141December 31, 20067% over the limit
Flow, in conduit or thru treatment plant6240
Solids, total dissolved3190
Mercury, total [as Hg]2160
Static Renewal 7 Day Chronic Ceriodaphnia dubia090
Static Renewal 7 Day Chronic Pimephales promelas090
Oil and grease160
Oil and grease visual160
Nitrogen, ammonia total [as N]350
Hydrogen sulfide350
LC50 Static Renewal 96Hr Acute Pimephales promelas130
BOD, 5-day, 20 deg. C220
Manganese, potentially dissolvd220
2-Butanone220
Acetone220
Trichlorotrifluoroethane220

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 COG315176.

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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Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES COG315176 for the BOULDER FACILITY in Boulder County, CO, held by Raytheon Company and discharging to Unnamed Trib To Dry Creek. The permit is listed as administratively continued, a Minor Discharger class, with 16 pollutants under a numeric limit and 27 pollutants with an effluent exceedance.