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Clean Water Act discharge permit · NPDES MAR100620

HANSCOM FIELD WATER DISTRIBUTION SYSTEM UPGRADES, Bedford, MA: NPDES MAR100620 discharge permit, effluent exceedances, inspections, penalties

HANSCOM FIELD WATER DISTRIBUTION SYSTEM UPGRADES, held by Massachusetts Port Authority, holds NPDES permit MAR100620. EPA’s file records it issued November 17, 2025 and expiring February 16, 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.

What the register holds for HANSCOM FIELD WATER DISTRIBUTION SYSTEM UPGRADES: its NPDES ID, its permit type and status, its dates, its address in Bedford, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR100620.

Identity

Facility as filedHANSCOM FIELD WATER DISTRIBUTION SYSTEM UPGRADES
Permittee as filedMassachusetts Port Authority
NPDES IDMAR100620
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedNovember 17, 2025
Expiration dateFebruary 16, 2027
Issuing agencyU.S. EPA
AddressBedford, MA 01730
SubwatershedUpper Shawsheen River (HUC 010700061301)
Other EPA IDs (FRS)RCRA handler MAD981070055

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MAR100620.

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 MAR100620.

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 MAR100620 there.

Nearby on the register

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

What this page shows

The HANSCOM FIELD WATER DISTRIBUTION SYSTEM UPGRADES permit is one of 62 storm water construction permits in Middlesex County, and 1.6% of those permits carry a violation on file. It also sits among 88 NPDES permits in the Upper Shawsheen River subwatershed, and it records zero pollutants under a numeric limit and zero pollutants with an effluent exceedance.