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NPDES CTP002245 · Clean Water Act

TRIUMPH ENGINE CONTROL SYSTEMS LLC, West Hartford, CT: NPDES CTP002245 discharge permit, effluent exceedances, inspections, penalties

TRIUMPH ENGINE CONTROL SYSTEMS LLC, West Hartford, Connecticut: Individual industrial user permit CTP002245, held by TRIUMPH ENGINE CONTROL SYSTEMS, LLC; Administratively continued; issued December 30, 2011, term to December 31, 2016, by CT DEP; discharges to CONNECTICUT RIVER.

6 of the 23 pollutants listed for NPDES CTP002245 have no violation or effluent exceedance.

  • pH, maximum: 4 limits, 22 violations of any kind, 20 effluent exceedances, latest January 31, 2023.
  • Oil petroleum, total recoverable: 4 limits, 18 violations of any kind, 16 effluent exceedances, latest March 31, 2008, largest 9,610% over the limit.
  • pH, minimum: 4 limits, 18 violations of any kind, 15 effluent exceedances, latest October 31, 2024.
  • pH: 2 limits, 14 violations of any kind, 12 effluent exceedances, latest November 30, 2022.
  • Chromium, hexavalent [as Cr]: 2 limits, 12 violations of any kind, 12 effluent exceedances, latest April 30, 2023, largest 790% over the limit.
  • Zinc, total [as Zn]: 8 limits, 8 violations of any kind, 8 effluent exceedances, latest May 31, 2025, largest 878% over the limit.
  • Copper, total [as Cu]: 8 limits, 6 violations of any kind, 6 effluent exceedances, latest April 30, 2008, largest 82% over the limit.
  • Flow rate: 4 limits, 7 violations of any kind, 3 effluent exceedances, latest June 30, 2022, largest 29% over the limit.
  • Chromium, total [as Cr]: 8 limits, 5 violations of any kind, 3 effluent exceedances, latest June 30, 2008, largest 420% over the limit.
  • Lead, total [as Pb]: 8 limits, 3 violations of any kind, 3 effluent exceedances, latest November 30, 2009, largest 504% over the limit.
  • Cyanide, total [as CN]: 10 limits, 2 violations of any kind, 2 effluent exceedances, latest April 30, 2006, largest 1,767% over the limit.
  • Nickel, total [as Ni]: 8 limits, 1 violation of any kind, 1 effluent exceedance, latest January 31, 2008, largest 78% over the limit.
  • Organics, volatile [NJAC reg. 7:23-17e]: 0 limits, 1 violation of any kind, 1 effluent exceedance, latest February 28, 2005, largest 20% over the limit.
  • Hydrocarbons, petroleum: 0 limits, 1 violation of any kind, 1 effluent exceedance, latest February 28, 2005, largest 115% over the limit.
  • Flow, maximum during 24 hr period: 4 limits, 2 violations of any kind.
  • Organics, total toxic [TTO]: 4 limits, 2 violations of any kind.
  • Flow: 4 limits, 1 violation of any kind.
  • Cadmium, total [as Cd]: 8 limits.
  • Silver, total [as Ag]: 8 limits.
  • Tin, total [as Sn]: 8 limits.
  • Cyanide, free [amenable to chlorination]: 4 limits.
  • Flow rate: 1 limit.
  • Volatile fraction organics [EPA 624]: 1 limit.
  • August 7, 2026: Reporting Violations - Improper/ Incorrect Reporting (ST6).
  • August 7, 2026: Permit Violations - Violation Specified in Comment (ST6).
  • August 7, 2026: Sampling (IU) (S).
  • August 28, 2025: Permit Violations - Discharge Without a Valid Permit (ST6).
  • August 28, 2025: Management Practice Violations - Failure to Maintain Records (ST6).
  • August 28, 2025: Reporting Violations - Improper/ Incorrect Reporting (ST6).
  • August 28, 2025: Permit Violations - Violation Specified in Comment (ST6).
  • February 5, 2024: Reporting Violations - Improper/ Incorrect Reporting (ST6).

Other permits held by TRIUMPH ENGINE CONTROL SYSTEMS, LLC

TRIUMPH ENGINE CONTROL SYSTEMS LLC among its neighbors

Its county: 209, 18 major; CTP002245 is minor permit.

Other permits in the county

Identity

FacilityTRIUMPH ENGINE CONTROL SYSTEMS LLC
PermitteeTRIUMPH ENGINE CONTROL SYSTEMS, LLC
NPDES IDCTP002245
StatusAdministratively continued
TypeIndividual industrial user permit
ClassMinor
Facility typeNon-POTW
IssuedDecember 30, 2011
ExpiresDecember 31, 2016
AgencyCT DEP
AddressWest Hartford, CT 06133
Receiving waterCONNECTICUT RIVER
Receiving water impaired303(D) Listed
Other EPA IDs (FRS)RCRA handler CTD058507740; ICIS-AIR source CT0000000900309005

NPDES CTP002245: effluent limits and exceedances

TRIUMPH ENGINE CONTROL SYSTEMS LLC (NPDES CTP002245): 23 pollutants on file, 21 limited; 17 with a violation of any kind, 14 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
pH, maximum42220January 31, 2023
Oil petroleum, total recoverable41816March 31, 20089,610% over the limit
pH, minimum41815October 31, 2024
pH21412November 30, 2022
Chromium, hexavalent [as Cr]21212April 30, 2023790% over the limit
Zinc, total [as Zn]888May 31, 2025878% over the limit
Copper, total [as Cu]866April 30, 200882% over the limit
Flow rate473June 30, 202229% over the limit
Chromium, total [as Cr]853June 30, 2008420% over the limit
Lead, total [as Pb]833November 30, 2009504% over the limit
Cyanide, total [as CN]1022April 30, 20061,767% over the limit
Nickel, total [as Ni]811January 31, 200878% over the limit
Organics, volatile [NJAC reg. 7:23-17e]011February 28, 200520% over the limit
Hydrocarbons, petroleum011February 28, 2005115% over the limit
Flow, maximum during 24 hr period420
Organics, total toxic [TTO]420
Flow410
Cadmium, total [as Cd]800
Silver, total [as Ag]800
Tin, total [as Sn]800
Cyanide, free [amenable to chlorination]400
Flow rate100
Volatile fraction organics [EPA 624]100

NPDES CTP002245: inspections, violations and enforcement

NPDES CTP002245: 7 single-event violations

DateWhat EPA recordedAgency
August 7, 2026Reporting Violations - Improper/ Incorrect ReportingST6
August 7, 2026Permit Violations - Violation Specified in CommentST6
August 28, 2025Permit Violations - Discharge Without a Valid PermitST6
August 28, 2025Management Practice Violations - Failure to Maintain RecordsST6
August 28, 2025Reporting Violations - Improper/ Incorrect ReportingST6
August 28, 2025Permit Violations - Violation Specified in CommentST6
February 5, 2024Reporting Violations - Improper/ Incorrect ReportingST6

NPDES CTP002245: 1 inspection

DateWhat EPA recordedAgency
August 7, 2026Sampling (IU)S

NPDES CTP002245 (TRIUMPH ENGINE CONTROL SYSTEMS LLC): no formal enforcement action and informal enforcement action on file.

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Permits near NPDES CTP002245

NPDES CTP002245: 23 pollutant rows, 8 dated events; ICIS-NPDES download, loaded October 14, 2026.