Clean Water Act discharge permit · NPDES CT0101788
NEWTOWN WPCF, Newtown, CT: NPDES CT0101788 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 27Pollutants under a numeric limit
- 13Pollutants with an effluent exceedance
NEWTOWN WPCF, held by NEWTOWN W P C F, holds NPDES permit CT0101788, which discharges to Pootatuck River. EPA’s file records it issued October 12, 2005 and expiring October 11, 2010. 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 | NEWTOWN WPCF |
|---|---|
| Permittee as filed | NEWTOWN W P C F |
| NPDES ID | CT0101788 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | October 12, 2005 |
| Expiration date | October 11, 2010 |
| Issuing agency | CT DEP |
| Address | Newtown, CT 06470 |
| Receiving water | POOTATUCK RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Pootatuck River (HUC 011000051001) |
| Other EPA IDs (FRS) | ICIS-AIR source CT0000000900109207 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 56Pollutants on file
- 27Under a numeric limit
- 40With 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 |
|---|---|---|---|---|---|
| pH | 2 | 67 | 54 | November 30, 2021 | |
| Copper, total [as Cu] | 2 | 33 | 20 | June 30, 2011 | 592% over the limit |
| Solids, suspended percent removal | 1 | 14 | 10 | August 31, 2014 | 623% over the limit |
| Nitrogen, ammonia, percent removal | 0 | 7 | 7 | March 31, 2003 | 900% over the limit |
| Phosphorus, total [as P] | 3 | 10 | 5 | June 30, 2005 | 90% over the limit |
| Flow, maximum during 24 hr period | 0 | 5 | 5 | June 30, 2005 | 53% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 16 | 3 | October 31, 2001 | 40% over the limit |
| Solids, total suspended | 3 | 16 | 3 | January 31, 2002 | 370% over the limit |
| Lead, total [as Pb] | 0 | 16 | 3 | February 28, 2018 | 97% over the limit |
| Coliform, fecal general | 2 | 7 | 3 | August 31, 2004 | 1,200% over the limit |
| NOAEL Static 48Hr Acute D. pulex | 0 | 3 | 2 | October 31, 2022 | 40% over the limit |
| BOD, 5-day, percent removal | 1 | 5 | 1 | September 30, 1997 | 30% over the limit |
| Zinc, total [as Zn] | 2 | 2 | 1 | July 31, 2007 | 39% over the limit |
| Nitrogen, ammonia total [as N] | 4 | 6 | 0 | ||
| Flow rate | 0 | 4 | 0 | ||
| Flow | 0 | 3 | 0 | ||
| E. coli | 0 | 2 | 0 | ||
| Pass/Fail Static 48Hr Acute D. Pulex | 2 | 1 | 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 | ||
| Iron, total [as Fe] | 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 | ||
| Aluminum, total [as Al] | 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 | ||
| Ultraviolet light dosage | 0 | 1 | 0 | ||
| Mercury, total [as Hg] | 0 | 1 | 0 | ||
| NOAEL Static 48Hr Acute Pimephales promelas | 0 | 1 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| LC50 Static 48Hr Acute Pimephales promelas | 2 | 0 | 0 | ||
| Nitrogen, total [as N] | 1 | 0 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 0 | 0 | ||
| Arsenic, sludge tot. dry wt [as As] | 1 | 0 | 0 | ||
| Beryllium, sludge, tot. dry wt [as Be] | 1 | 0 | 0 | ||
| Solids, total, percent | 1 | 0 | 0 | ||
| Solids, fixed, % of total solids | 1 | 0 | 0 | ||
| Solids, volatile % 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES CT0101788.
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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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.