Clean Water Act discharge permit · NPDES CTP002477
CONNECTICUT GALVANIZING CORP., Glastonbury, CT: NPDES CTP002477 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 26Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
CONNECTICUT GALVANIZING CORP., held by CT GALVANIZING DIV. HIGHWAY SAFETY CORP., holds NPDES permit CTP002477, which discharges to Huibbard Brook. EPA’s file records it issued April 3, 2018 and expiring April 30, 2023. 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.
Identity
| Facility as filed | CONNECTICUT GALVANIZING CORP. |
|---|---|
| Permittee as filed | CT GALVANIZING DIV. HIGHWAY SAFETY CORP. |
| NPDES ID | CTP002477 |
| 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 | April 3, 2018 |
| Expiration date | April 30, 2023 |
| Issuing agency | CT DEEP |
| Address | Glastonbury, CT 06033 |
| Receiving water | HUIBBARD BROOK |
| Other EPA IDs (FRS) | RCRA handler CTD001148428; ICIS-AIR source CT0000000900308901 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 26Pollutants on file
- 26Under a numeric limit
- 24With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| pH, maximum | 1 | 19 | 1 | October 31, 2023 | |
| pH, minimum | 1 | 16 | 1 | December 31, 2024 | |
| pH | 2 | 18 | 0 | ||
| Flow rate | 1 | 16 | 0 | ||
| Flow | 1 | 16 | 0 | ||
| Flow rate | 1 | 3 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 2 | 0 | ||
| Nitrogen, nitrate total [as N] | 1 | 2 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 1 | 2 | 0 | ||
| Phosphorus, total [as P] | 1 | 2 | 0 | ||
| Magnesium, total [as Mg] | 1 | 2 | 0 | ||
| Barium, total [as Ba] | 1 | 2 | 0 | ||
| Manganese, total [as Mn] | 1 | 2 | 0 | ||
| Zinc, total [as Zn] | 1 | 2 | 0 | ||
| Solids, total suspended | 1 | 1 | 0 | ||
| Cadmium, total [as Cd] | 1 | 1 | 0 | ||
| Chromium, total [as Cr] | 1 | 1 | 0 | ||
| Cobalt, total [as Co] | 1 | 1 | 0 | ||
| Copper, total [as Cu] | 1 | 1 | 0 | ||
| Lead, total [as Pb] | 1 | 1 | 0 | ||
| Nickel, total [as Ni] | 1 | 1 | 0 | ||
| Aluminum, total [as Al] | 1 | 1 | 0 | ||
| Flow, maximum during 24 hr period | 1 | 1 | 0 | ||
| Base neutrals & acid [Method 625], total | 1 | 1 | 0 | ||
| Organics, tot purgeables [Method 624] | 1 | 0 | 0 | ||
| Duration of discharge | 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
- 9Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| April 27, 2026 | Permit Violations - Discharge Without a Valid Permit | ST6 |
| April 27, 2026 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| April 27, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| May 8, 2025 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| May 8, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| May 8, 2025 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| May 8, 2024 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| May 8, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
| May 8, 2024 | Reporting Violations - Failure to Notify | 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.
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, CTP002477.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 CTP002477 there.
Nearby on the register
- Discharge permits in Glastonbury
- Every permit record in Glastonbury, A to Z
- Discharge permits in Connecticut
- Every permit record in Connecticut, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.