Clean Water Act discharge permit · NPDES MA0003123
NEW ENGLAND AQUARIUM, Boston, MA: NPDES MA0003123 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
NEW ENGLAND AQUARIUM, held by NEW ENGLAND AQUARIUM CORP, holds NPDES permit MA0003123, which discharges to Boston Harbor. EPA’s file records it issued August 1, 2013 and expiring July 31, 2018. 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 | NEW ENGLAND AQUARIUM |
|---|---|
| Permittee as filed | NEW ENGLAND AQUARIUM CORP |
| NPDES ID | MA0003123 |
| 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 |
| Issued | August 1, 2013 |
| Expiration date | July 31, 2018 |
| Address | Boston, MA 02110 |
| Receiving water | BOSTON HARBOR |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Charles River-Frontal Boston Harbor (HUC 010900010704) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 12Pollutants on file
- 12Under a numeric limit
- 12With a violation of any kind
- 7With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 2 | 38 | 24 | September 30, 2025 | 905% over the limit |
| Solids, total suspended | 4 | 110 | 15 | October 31, 2014 | 808% over the limit |
| Enterococci | 2 | 6 | 6 | April 30, 2024 | 288% over the limit |
| Coliform, fecal general | 2 | 25 | 4 | February 29, 2024 | 177% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 25 | 3 | August 31, 2014 | 23,616% over the limit |
| pH | 2 | 16 | 1 | May 31, 2024 | |
| LC50 Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | 1 | 3 | 1 | February 28, 2003 | 94% over the limit |
| Copper, total [as Cu] | 2 | 12 | 0 | ||
| E. coli, thermotol, MF, MTEC | 2 | 10 | 0 | ||
| LC50 Static 48Hr Acute Menidia | 1 | 2 | 0 | ||
| Noael Static 48Hr Acute Mysid. Bahia | 1 | 1 | 0 | ||
| NOAEL Static 48Hr Acute Menidia sp. | 1 | 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 MA0003123.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MA0003123.
Start the watch
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- One state — $4,990/year
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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 MA0003123 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 September 14, 2026.