NPDES CTP001059 · Clean Water Act
SCHAEFFLER AEROSPACE USA CORPORATION, Danbury, CT: NPDES CTP001059 discharge permit, effluent exceedances, inspections, penalties
SCHAEFFLER AEROSPACE USA CORPORATION, Danbury, Connecticut: Individual industrial user permit CTP001059, held by BARDEN CORPORATION, THE; Administratively continued; issued April 13, 2007, term to April 30, 2012, by CT DEP; discharges to STILL RIVER.
7 of the 17 pollutants listed for NPDES CTP001059 have no violation or effluent exceedance.
- Lead, total [as Pb]: 1 limit, 16 violations of any kind, 12 effluent exceedances, latest September 30, 2022, largest 500% over the limit.
- Iron, total [as Fe]: 1 limit, 10 violations of any kind, 10 effluent exceedances, latest January 31, 2011, largest 260% over the limit.
- Oil petroleum, total recoverable: 1 limit, 10 violations of any kind, 6 effluent exceedances, latest July 31, 2016, largest 200% over the limit.
- Flow, maximum during 24 hr period: 1 limit, 5 violations of any kind, 5 effluent exceedances, latest November 30, 2008, largest 18% over the limit.
- pH: 2 limits, 4 violations of any kind, 4 effluent exceedances, latest April 30, 2007.
- Flow rate: 2 limits, 5 violations of any kind, 3 effluent exceedances, latest January 31, 2009, largest 26% over the limit.
- Zinc, total [as Zn]: 1 limit, 3 violations of any kind, 2 effluent exceedances, latest April 30, 2007, largest 190% over the limit.
- pH, minimum: 0 limits, 2 violations of any kind, 2 effluent exceedances, latest June 30, 2018.
- Flow: 1 limit, 3 violations of any kind, 1 effluent exceedance, latest May 31, 2005, largest 2% over the limit.
- Nickel, total [as Ni]: 1 limit, 1 violation of any kind.
- Solids, total suspended: 1 limit.
- Cyanide, total [as CN]: 1 limit.
- Cadmium, total [as Cd]: 1 limit.
- Chromium, total [as Cr]: 1 limit.
- Copper, total [as Cu]: 1 limit.
- Silver, total [as Ag]: 1 limit.
- Organics, total toxic [TTO]: 1 limit.
- July 28, 2026: Sampling (IU) (S).
- August 7, 2025: Effluent Violations - Numeric effluent violation (ST6).
- August 7, 2025: Permit Violations - Violation Specified in Comment (ST6).
- August 7, 2025: Reporting Violations - Improper/ Incorrect Reporting (ST6).
- June 18, 2024: Permit Violations - Violation Specified in Comment (ST6).
SCHAEFFLER AEROSPACE USA CORPORATION among its neighbors
Its county: 147, 14 major; CTP001059 is minor permit.
Other permits in the county
- 10 NATHAN HALE DRIVE, Norwalk: CTR050141, minor, term to 2030-09-30
- 1159 REDDING ROAD, Fairfield: CTR100042, minor, term to 2007-10-01
- 5-6 SCHOOL, Newtown: CTR100036, minor, term to 2007-10-01
- ALUMINUM FINISHING CO INC, Bridgeport: CTP002316, minor, term to 2002-07-22
- AMAZON.COM SERVICES LLC - DBL8, Danbury: CTR050154, minor, term to 2030-09-30
- AMAZON.COM SERVICES LLC - DYO5, Trumbull: CTR050161, minor, term to 2030-09-30
- AMAZON.COM SERVICES, LLC DOB4, Stratford: CTR050159, minor, term to 2030-09-30
- APPLIED BIOSYSTEMS, LLC, Ridgefield: CT0024457, minor, term to 2006-01-09
- ASHCROFT INCORPORATED, Stratford: CTP000023, minor, term to 2010-04-25
- ASHCROFT, INC., Stratford: CTR050093, minor, term to 2030-09-30
Identity
| Facility | SCHAEFFLER AEROSPACE USA CORPORATION |
|---|---|
| Permittee | BARDEN CORPORATION, THE |
| NPDES ID | CTP001059 |
| Status | Administratively continued |
| Type | Individual industrial user permit |
| Class | Minor |
| Facility type | Non-POTW |
| Issued | April 13, 2007 |
| Expires | April 30, 2012 |
| Agency | CT DEP |
| Address | Danbury, CT 06810 |
| Receiving water | STILL RIVER |
| Receiving water impaired | 303(D) Listed |
| Other EPA IDs (FRS) | RCRA handler CTD001163732; ICIS-AIR source CT0000000900102277 |
NPDES CTP001059: effluent limits and exceedances
SCHAEFFLER AEROSPACE USA CORPORATION (NPDES CTP001059): 17 pollutants on file, 16 limited; 10 with a violation of any kind, 9 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| Lead, total [as Pb] | 1 | 16 | 12 | September 30, 2022 | 500% over the limit |
| Iron, total [as Fe] | 1 | 10 | 10 | January 31, 2011 | 260% over the limit |
| Oil petroleum, total recoverable | 1 | 10 | 6 | July 31, 2016 | 200% over the limit |
| Flow, maximum during 24 hr period | 1 | 5 | 5 | November 30, 2008 | 18% over the limit |
| pH | 2 | 4 | 4 | April 30, 2007 | |
| Flow rate | 2 | 5 | 3 | January 31, 2009 | 26% over the limit |
| Zinc, total [as Zn] | 1 | 3 | 2 | April 30, 2007 | 190% over the limit |
| pH, minimum | 0 | 2 | 2 | June 30, 2018 | |
| Flow | 1 | 3 | 1 | May 31, 2005 | 2% over the limit |
| Nickel, total [as Ni] | 1 | 1 | 0 | ||
| Solids, total suspended | 1 | 0 | 0 | ||
| Cyanide, total [as CN] | 1 | 0 | 0 | ||
| Cadmium, total [as Cd] | 1 | 0 | 0 | ||
| Chromium, total [as Cr] | 1 | 0 | 0 | ||
| Copper, total [as Cu] | 1 | 0 | 0 | ||
| Silver, total [as Ag] | 1 | 0 | 0 | ||
| Organics, total toxic [TTO] | 1 | 0 | 0 |
NPDES CTP001059: inspections, violations and enforcement
NPDES CTP001059: 4 single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 7, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| August 7, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| August 7, 2025 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 18, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
NPDES CTP001059: 1 inspection
| Date | What EPA recorded | Agency |
|---|---|---|
| July 28, 2026 | Sampling (IU) | S |
NPDES CTP001059 (SCHAEFFLER AEROSPACE USA CORPORATION): no formal enforcement action and informal enforcement action on file.
Watch NPDES CTP001059
NPDES CTP001059: one email when its EPA record changes — $99/month.
Permits near NPDES CTP001059
NPDES CTP001059: 17 pollutant rows, 5 dated events; ICIS-NPDES download, loaded September 15, 2026.