Clean Water Act discharge permit · NPDES MAG912216
970 FELLSWAY, Medford, MA: NPDES MAG912216 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 20Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
970 FELLSWAY, held by Plumb House, holds NPDES permit MAG912216. EPA’s file records it issued August 2, 2022 and expiring August 1, 2027. 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 | 970 FELLSWAY |
|---|---|
| Permittee as filed | Plumb House |
| NPDES ID | MAG912216 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | August 2, 2022 |
| Expiration date | August 1, 2027 |
| Issuing agency | EPA Region 1 |
| Address | Medford, MA 02155 |
| Subwatershed | Mystic River-Frontal Boston Harbor (HUC 010900010502) |
| NAICS | 562910 – Remediation Services |
| SIC | 4959 – Sanitary Services |
| Other EPA IDs (FRS) | RCRA handler MAR000649970 |
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
- 20Pollutants on file
- 20Under a numeric limit
- 16With a violation of any kind
- 9With 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 |
|---|---|---|---|---|---|
| Cyanide, total [as CN] | 2 | 7 | 5 | April 30, 2026 | 2,487% over the limit |
| Iron, total recoverable | 2 | 6 | 4 | April 30, 2026 | 1,506% over the limit |
| Copper, total recoverable | 2 | 6 | 4 | April 30, 2026 | 178% over the limit |
| Lead, total recoverable | 2 | 5 | 3 | April 30, 2026 | 1,494% over the limit |
| Turbidity | 1 | 4 | 3 | April 30, 2026 | |
| Solids, total suspended | 1 | 4 | 3 | April 30, 2026 | 2,533% over the limit |
| Phosphorus, total [as P] | 2 | 3 | 3 | April 30, 2026 | 653% over the limit |
| Chloride, total recoverable | 2 | 4 | 2 | April 30, 2026 | 44% over the limit |
| pH | 2 | 3 | 1 | April 30, 2026 | |
| Nitrogen, total [as N] | 2 | 2 | 0 | ||
| Arsenic, total recoverable | 1 | 1 | 0 | ||
| Chromium, total recoverable | 1 | 1 | 0 | ||
| BTEX | 1 | 1 | 0 | ||
| Flow, in conduit or thru treatment plant | 1 | 1 | 0 | ||
| Solids, total dissolved [TDS] | 1 | 1 | 0 | ||
| Hydrocarbons, total petroleum | 1 | 1 | 0 | ||
| Nickel, total recoverable | 2 | 0 | 0 | ||
| Zinc, total recoverable | 2 | 0 | 0 | ||
| E. coli, colony forming units [CFU] | 2 | 0 | 0 | ||
| Oil & Grease | 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 MAG912216.
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 MAG912216 there.
Nearby on the register
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- Every permit record in Massachusetts, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.