Clean Water Act discharge permit · NPDES CTP002385
PLAINVILLE PLATING COMPANY INC, Plainville, CT: NPDES CTP002385 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 18Pollutants under a numeric limit
- 13Pollutants with an effluent exceedance
PLAINVILLE PLATING COMPANY INC holds NPDES permit CTP002385, which discharges to Pequabuck River. EPA’s file records it issued February 20, 2008 and expiring February 28, 2013. 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 filed | PLAINVILLE PLATING COMPANY INC |
|---|---|
| Permittee as filed | PLAINVILLE PLATING COMPANY INC |
| NPDES ID | CTP002385 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual industrial user permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | February 20, 2008 |
| Expiration date | February 28, 2013 |
| Issuing agency | CT DEP |
| Address | Plainville, CT 06062 |
| Receiving water | PEQUABUCK RIVER |
| Other EPA IDs (FRS) | RCRA handler CTD001149459; ICIS-AIR source CT0000000900306413 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 20Pollutants on file
- 18Under a numeric limit
- 17With a violation of any kind
- 13With 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 |
|---|---|---|---|---|---|
| Cadmium, total [as Cd] | 2 | 29 | 29 | September 30, 2025 | 900% over the limit |
| pH, maximum | 0 | 14 | 10 | May 31, 2026 | |
| Cyanide, free [amenable to chlorination] | 2 | 9 | 9 | June 30, 2026 | 400% over the limit |
| pH | 2 | 21 | 6 | May 31, 2026 | |
| Nickel, total [as Ni] | 2 | 5 | 4 | May 31, 2026 | 21% over the limit |
| Chromium, hexavalent [as Cr] | 3 | 3 | 3 | July 31, 2023 | 195% over the limit |
| Copper, total [as Cu] | 2 | 5 | 2 | July 31, 2007 | 218% over the limit |
| Chromium, total [as Cr] | 2 | 3 | 2 | July 31, 2023 | 87% over the limit |
| pH, minimum | 0 | 5 | 1 | December 31, 2021 | |
| Silver, total [as Ag] | 2 | 3 | 1 | December 31, 2003 | 77% over the limit |
| Cyanide, total [as CN] | 2 | 1 | 1 | April 30, 2005 | 13% over the limit |
| Flow rate | 1 | 1 | 1 | July 31, 2023 | 27% over the limit |
| Flow, maximum during 24 hr period | 1 | 1 | 1 | July 31, 2023 | 27% over the limit |
| Organics, total toxic [TTO] | 1 | 4 | 0 | ||
| Barium, total [as Ba] | 2 | 2 | 0 | ||
| Zinc, total [as Zn] | 2 | 2 | 0 | ||
| Solids, total suspended | 1 | 2 | 0 | ||
| Lead, total [as Pb] | 2 | 0 | 0 | ||
| Tin, total [as Sn] | 2 | 0 | 0 | ||
| Flow | 1 | 0 | 0 |
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
- 17Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 16, 2026 | Effluent Violations - Numeric effluent violation | ST6 |
| July 16, 2026 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| July 16, 2026 | Reporting Violations - Failure to Submit DMRs | ST6 |
| July 16, 2026 | Reporting Violations - Failure to Notify | ST6 |
| July 16, 2026 | Reporting Violations - Late Submittal of DMRs | ST6 |
| July 16, 2026 | Management Practice Violations - Improper Chemical Handling | ST6 |
| April 17, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| April 17, 2025 | Reporting Violations - Late Submittal of DMRs | ST6 |
| April 17, 2025 | Reporting Violations - Failure to Notify | ST6 |
| April 17, 2025 | Management Practice Violations - Failure to Maintain Records | ST6 |
| April 17, 2025 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| April 17, 2025 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| August 5, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
| August 5, 2024 | Reporting Violations - Failure to Notify | ST6 |
| August 5, 2024 | Effluent Violations - Numeric effluent violation | ST6 |
| March 15, 2024 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| March 15, 2024 | Management Practice Violations - Best Management Practice Deficiencies | ST6 |
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 CTP002385 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.