Clean Water Act discharge permit · NPDES CT0101044
FAIRFIELD WPCF, Fairfield, CT: NPDES CT0101044 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 48Pollutants under a numeric limit
- 8Pollutants with an effluent exceedance
FAIRFIELD WPCF holds NPDES permit CT0101044, which discharges to Long Island Sound. EPA’s file records it issued November 2, 2015 and expiring November 30, 2020. 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 | FAIRFIELD WPCF |
|---|---|
| Permittee as filed | FAIRFIELD WPCF |
| NPDES ID | CT0101044 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | November 2, 2015 |
| Expiration date | November 30, 2020 |
| Issuing agency | CT DEP |
| Address | Fairfield, CT 06824 |
| Receiving water | LONG ISLAND SOUND |
| Receiving water impaired | 303(D) Listed |
| Program components on file | Biosolids, POTW, Pretreatment |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 50Pollutants on file
- 48Under a numeric limit
- 12With a violation of any kind
- 8With 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 |
|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | 0 | 57 | 57 | April 30, 2015 | 63% over the limit |
| Solids, total suspended | 5 | 8 | 8 | February 28, 2013 | 479% over the limit |
| Coliform, fecal general | 1 | 8 | 8 | November 30, 2012 | 99,999% over the limit |
| BOD, 5-day, 20 deg. C | 5 | 5 | 5 | May 31, 2014 | 320% over the limit |
| Ultraviolet light dosage | 1 | 5 | 4 | March 31, 2025 | 100% over the limit |
| Solids, suspended percent removal | 1 | 4 | 4 | November 30, 2012 | 88% over the limit |
| Enterococci | 2 | 3 | 3 | March 31, 2025 | 297% over the limit |
| BOD, 5-day, percent removal | 1 | 1 | 1 | March 31, 2010 | 61% over the limit |
| Phosphorus, total [as P] | 3 | 1 | 0 | ||
| Cyanide, total [as CN] | 2 | 1 | 0 | ||
| Solids, volatile % of total solids | 1 | 1 | 0 | ||
| Temperature, water deg. fahrenheit | 0 | 1 | 0 | ||
| Arsenic, total [as As] | 3 | 0 | 0 | ||
| Beryllium, total [as Be] | 3 | 0 | 0 | ||
| Flow rate | 2 | 0 | 0 | ||
| pH | 2 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 0 | 0 | ||
| Nitrogen, nitrite total [as N] | 2 | 0 | 0 | ||
| Nitrogen, nitrate total [as N] | 2 | 0 | 0 | ||
| Cyanide, free [amenable to chlorination] | 2 | 0 | 0 | ||
| Cadmium, total [as Cd] | 2 | 0 | 0 | ||
| Chromium, hexavalent [as Cr] | 2 | 0 | 0 | ||
| Chromium, total [as Cr] | 2 | 0 | 0 | ||
| Copper, total [as Cu] | 2 | 0 | 0 | ||
| Iron, total [as Fe] | 2 | 0 | 0 | ||
| Lead, total [as Pb] | 2 | 0 | 0 | ||
| Thallium, total [as Tl] | 2 | 0 | 0 | ||
| Nickel, total [as Ni] | 2 | 0 | 0 | ||
| Silver, total [as Ag] | 2 | 0 | 0 | ||
| Zinc, total [as Zn] | 2 | 0 | 0 | ||
| Antimony, total [as Sb] | 2 | 0 | 0 | ||
| Aluminum, total [as Al] | 2 | 0 | 0 | ||
| Selenium, total [as Se] | 2 | 0 | 0 | ||
| Phenols | 2 | 0 | 0 | ||
| Chlorine, total residual | 2 | 0 | 0 | ||
| Mercury, total [as Hg] | 2 | 0 | 0 | ||
| NOAEL Static 48Hr Acute D. pulex | 2 | 0 | 0 | ||
| NOAEL Static 48Hr Acute Pimephales promelas | 2 | 0 | 0 | ||
| Coliform, fecal - % samples exceeding limit | 1 | 0 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 0 | 0 | ||
| Ultraviolet light intensity | 1 | 0 | 0 | ||
| Solids, total, percent | 1 | 0 | 0 | ||
| Solids, fixed, % of total solids | 1 | 0 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 1 | 0 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 1 | 0 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 1 | 0 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 1 | 0 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 1 | 0 | 0 | ||
| Copper, sludge, total, dry weight [as Cu] | 1 | 0 | 0 | ||
| Cadmium, sludge, total, dry weight [as Cd] | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 8, 2022 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | 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, CT0101044.
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 CT0101044 there.
Nearby on the register
- Discharge permits in Fairfield
- Every permit record in Fairfield, A to Z
- Discharge permits in Connecticut
- Every permit record in Connecticut, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.