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Clean Water Act discharge permit · NPDES CTR050085

DURHAM SCHOOL SERVICES - STRATFORD, Stratford, CT: NPDES CTR050085 discharge permit, effluent exceedances, inspections, penalties

DURHAM SCHOOL SERVICES - STRATFORD, held by DURHAM SCHOOL SERVICES, LIMITED PARTNERSHIP, holds NPDES permit CTR050085. EPA’s file records it issued July 2, 2026 and expiring September 30, 2030. 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 DURHAM SCHOOL SERVICES - STRATFORD: its NPDES ID, its permit type and status, its dates, its address in Stratford, Connecticut, and 15 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES CTR050085.

Identity

Facility as filedDURHAM SCHOOL SERVICES - STRATFORD
Permittee as filedDURHAM SCHOOL SERVICES, LIMITED PARTNERSHIP
NPDES IDCTR050085
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedJuly 2, 2026
Expiration dateSeptember 30, 2030
Issuing agencyCT DEEP
AddressStratford, CT 06615
SubwatershedHousatonic River-Frontal Long Island Sound (HUC 011000051302)
Other EPA IDs (FRS)ICIS-AIR source CT00000009001E0004

Cited to the EPA ICIS-NPDES permit file (ECHO 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
pH600
Conductivity300
Solids, total suspended300
Oil & Grease300
Nitrogen, Kjeldahl, total [as N]300
Phosphorous, total recoverable300
Hardness, total [as CaCO3]300
Zinc, total recoverable300
Lead, total recoverable300
Copper, total recoverable300
Nitrogen, nitrate total [as NO3]300
Chemical Oxygen Demand [COD]300
LC50 Static 48Hr Acute D. Pulex300
NOAEL Static 48Hr Acute D. pulex300
%Surv Static 48Hr Acute Daphnia Pulex300

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES CTR050085.

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 CTR050085.

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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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 CTR050085 there.

Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES CTR050085 for DURHAM SCHOOL SERVICES - STRATFORD in Stratford, CT, listed as an industrial stormwater program with Effective status. The register shows 15 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, with the permit issued July 2, 2026 and expiring September 30, 2030.