Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES MAG912249

AMTRAK SOUTHAMPTON YARD, Boston, MA: NPDES MAG912249 discharge permit, effluent exceedances, inspections, penalties

AMTRAK SOUTHAMPTON YARD, held by Railroad Construction Company/SPS New England, holds NPDES permit MAG912249. 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 (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedAMTRAK SOUTHAMPTON YARD
Permittee as filedRailroad Construction Company/SPS New England
NPDES IDMAG912249
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedAugust 2, 2022
Expiration dateAugust 1, 2027
Issuing agencyEPA Region 1
AddressBoston, MA 02118
Receiving water impaired303(D) Listed
SubwatershedCharles River-Frontal Boston Harbor (HUC 010900010704)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH2180
Nitrogen, total [as N]2180
Cyanide, total [as CN]2180
Arsenic, total recoverable2180
Aluminum, total recoverable2180
Lead, total recoverable2180
Copper, total recoverable2180
Antimony, total recoverable2180
Benzene2180
Benzo[a]pyrene2180
Naphthalene2180
BTEX2180
Total Group I Polycyclic Aromatic Hydrocarbons2180
Total Group II Polycyclic Aromatic Hydrocarbons2180
Turbidity190
Solids, total suspended190
Chloride, total recoverable190
Iron, total recoverable190
Flow, in conduit or thru treatment plant190
Solids, total dissolved [TDS]190
Hydrocarbons, total petroleum190

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MAG912249.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES MAG912249.

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, MAG912249.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 MAG912249 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers NPDES permit MAG912249 for AMTRAK SOUTHAMPTON YARD in Boston, MA, held by Railroad Construction Company/SPS New England, with a Minor discharger class, Effective permit status, and an issue date of August 2, 2022 and expiration date of August 1, 2027. The page lists 21 pollutants on file, all 21 under a numeric limit, with 21 showing a violation of any kind and 0 showing an effluent exceedance. The receiving water is listed as 303(D) impaired in the Charles River-Frontal Boston Harbor subwatershed (HUC 010900010704).