Clean Water Act discharge permit · NPDES MA0100064
PEPPERELL W W T P, Pepperell, MA: NPDES MA0100064 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
PEPPERELL W W T P, held by PEPPERELL W W T F, holds NPDES permit MA0100064, which discharges to Nashua River. EPA’s file records it issued December 22, 2005 and expiring February 28, 2011. 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 | PEPPERELL W W T P |
|---|---|
| Permittee as filed | PEPPERELL W W T F |
| NPDES ID | MA0100064 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | December 22, 2005 |
| Expiration date | February 28, 2011 |
| Address | Pepperell, MA 01463 |
| Receiving water | NASHUA RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Unkety Brook-Nashua River (HUC 010700040402) |
| Program components on file | POTW, Pretreatment |
| SIC | 4952 – Sewerage Systems |
| Other EPA IDs (FRS) | RCRA handler MAR000617688 |
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
- 19Pollutants on file
- 12Under a numeric limit
- 18With a violation of any kind
- 6With 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 | 49 | 47 | August 31, 2022 | |
| Coliform, fecal general | 2 | 14 | 12 | March 31, 2016 | 99,999% over the limit |
| Solids, total suspended | 10 | 24 | 7 | January 31, 2008 | 594% over the limit |
| Chlorine, total residual | 0 | 5 | 5 | October 31, 2004 | 46% over the limit |
| Phosphorus, total [as P] | 6 | 5 | 2 | October 31, 2021 | 15% over the limit |
| BOD, 5-day, 20 deg. C | 10 | 15 | 1 | June 30, 2003 | 400% over the limit |
| Nitrogen, ammonia total [as N] | 4 | 4 | 0 | ||
| Copper, total [as Cu] | 2 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 3 | 3 | 0 | ||
| LC50 Static 48Hr Acute Ceriodaphnia dubia | 1 | 3 | 0 | ||
| BOD, 5-day, percent removal | 1 | 1 | 0 | ||
| Solids, suspended percent removal | 1 | 1 | 0 | ||
| Hardness, total [as CaCO3] | 0 | 1 | 0 | ||
| Nickel, total recoverable | 0 | 1 | 0 | ||
| Zinc, total recoverable | 0 | 1 | 0 | ||
| Cadmium, total recoverable | 0 | 1 | 0 | ||
| Lead, total recoverable | 0 | 1 | 0 | ||
| Copper, total recoverable | 0 | 1 | 0 | ||
| Phosphate, ortho, dissolved [as P] | 3 | 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 MA0100064.
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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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 MA0100064 there.
Nearby on the register
- Discharge permits in Pepperell
- Every permit record in Pepperell, A to Z
- Discharge permits in Massachusetts
- Every permit record in Massachusetts, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.