Clean Water Act discharge permit · NPDES CT0101214
STAFFORD WPCF, Stafford Springs, CT: NPDES CT0101214 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 26Pollutants under a numeric limit
- 11Pollutants with an effluent exceedance
STAFFORD WPCF holds NPDES permit CT0101214, which discharges to Willimantic River. EPA’s file records it issued February 7, 2007 and expiring February 29, 2012. 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 | STAFFORD WPCF |
|---|---|
| Permittee as filed | STAFFORD WPCF |
| NPDES ID | CT0101214 |
| 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 | February 7, 2007 |
| Expiration date | February 29, 2012 |
| Issuing agency | CT DEP |
| Address | Stafford Springs, CT 06076 |
| Receiving water | WILLIMANTIC RIVER |
| Subwatershed | Roaring Brook (HUC 011000020104) |
| Program components on file | Biosolids, POTW, Pretreatment |
| SIC | 4952 – Sewerage Systems |
| Other EPA IDs (FRS) | ICIS-AIR source CT0000000901300833 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 50Pollutants on file
- 26Under a numeric limit
- 50With a violation of any kind
- 11With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 6 | 32 | 22 | July 31, 2026 | 4,467% over the limit |
| Coliform, fecal general | 2 | 30 | 22 | July 31, 2016 | 99,999% over the limit |
| Lead, total [as Pb] | 2 | 29 | 18 | November 30, 2016 | 381% over the limit |
| BOD, 5-day, percent removal | 1 | 24 | 18 | June 30, 2011 | 107% over the limit |
| Flow, in conduit or thru treatment plant | 1 | 22 | 17 | June 30, 2013 | 335% over the limit |
| pH | 2 | 23 | 11 | April 30, 2014 | |
| Solids, suspended percent removal | 1 | 10 | 4 | May 31, 2011 | 153% over the limit |
| Solids, total suspended | 3 | 22 | 3 | October 31, 2012 | 64% over the limit |
| Copper, total [as Cu] | 2 | 16 | 3 | March 31, 2010 | 34% over the limit |
| E. coli | 0 | 5 | 1 | July 31, 2026 | 59% over the limit |
| Zinc, total [as Zn] | 0 | 2 | 1 | November 30, 2005 | 16% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 20 | 0 | ||
| Nitrogen, total [as N] | 1 | 5 | 0 | ||
| Phosphorus, total [as P] | 0 | 5 | 0 | ||
| NOAEL Static 48Hr Acute D. pulex | 2 | 3 | 0 | ||
| NOAEL Static 48Hr Acute Pimephales promelas | 2 | 3 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 3 | 0 | ||
| Arsenic, sludge tot. dry wt [as As] | 1 | 3 | 0 | ||
| Beryllium, sludge, tot. dry wt [as Be] | 1 | 3 | 0 | ||
| Solids, total, percent | 1 | 3 | 0 | ||
| Solids, fixed, % of total solids | 1 | 3 | 0 | ||
| Solids, volatile % of total solids | 1 | 3 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 1 | 3 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 1 | 3 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 1 | 3 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 1 | 3 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 1 | 3 | 0 | ||
| Copper, sludge, total, dry weight [as Cu] | 1 | 3 | 0 | ||
| Cadmium, sludge, total, dry weight [as Cd] | 1 | 3 | 0 | ||
| Flow rate | 0 | 2 | 0 | ||
| Iron, total [as Fe] | 0 | 2 | 0 | ||
| Aluminum, total [as Al] | 0 | 2 | 0 | ||
| Nitrogen, nitrite total [as N] | 0 | 1 | 0 | ||
| Nitrogen, nitrate total [as N] | 0 | 1 | 0 | ||
| Cyanide, total [as CN] | 0 | 1 | 0 | ||
| Cyanide, free [amenable to chlorination] | 0 | 1 | 0 | ||
| Arsenic, total [as As] | 0 | 1 | 0 | ||
| Beryllium, total [as Be] | 0 | 1 | 0 | ||
| Cadmium, total [as Cd] | 0 | 1 | 0 | ||
| Chromium, hexavalent [as Cr] | 0 | 1 | 0 | ||
| Chromium, total [as Cr] | 0 | 1 | 0 | ||
| Thallium, total [as Tl] | 0 | 1 | 0 | ||
| Nickel, total [as Ni] | 0 | 1 | 0 | ||
| Silver, total [as Ag] | 0 | 1 | 0 | ||
| Antimony, total [as Sb] | 0 | 1 | 0 | ||
| Selenium, total [as Se] | 0 | 1 | 0 | ||
| Phenols | 0 | 1 | 0 | ||
| Chlorine, total residual | 0 | 1 | 0 | ||
| Phosphorus, Total [Avg Seasonal Load Cap] | 0 | 1 | 0 | ||
| Mercury, total [as Hg] | 0 | 1 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES CT0101214.
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
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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 CT0101214 there.
Nearby on the register
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- Every permit record in Connecticut, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.