Clean Water Act discharge permit · NPDES MAG640016
NOTOWN W F P - LEOMINSTER, Leominster, MA: NPDES MAG640016 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
NOTOWN W F P - LEOMINSTER, held by NOTOWN WFP - LEOMINSTER, holds NPDES permit MAG640016, which discharges to Monoosnoc Brook (Nashua Rivershed). EPA’s file records it issued November 29, 2004 and expiring November 30, 2005. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | NOTOWN W F P - LEOMINSTER |
|---|---|
| Permittee as filed | NOTOWN WFP - LEOMINSTER |
| NPDES ID | MAG640016 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | November 29, 2004 |
| Expiration date | November 30, 2005 |
| Address | Leominster, MA 01453 |
| Receiving water | MONOOSNOC BROOK (NASHUA RIVERSHED) |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Sand Brook-North Nashua River (HUC 010700040102) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 7Pollutants on file
- 5Under a numeric limit
- 7With a violation of any kind
- 5With 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 | 4 | 36 | 21 | January 31, 2022 | |
| Chlorine, total residual | 4 | 37 | 18 | July 31, 2026 | 512% over the limit |
| Aluminum, total [as Al] | 0 | 14 | 8 | June 30, 2026 | 147% over the limit |
| Solids, total suspended | 4 | 22 | 3 | September 30, 2021 | 32% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 9 | 1 | December 31, 2003 | 31% over the limit |
| Solids, settleable | 0 | 11 | 0 | ||
| Aluminum, total recoverable | 2 | 3 | 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 MAG640016.
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 MAG640016 there.
Nearby on the register
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- Every permit record in Leominster, A to Z
- Discharge permits in Massachusetts
- Every permit record in Massachusetts, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.