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Clean Water Act discharge permit · NPDES MAR1005XG

SULLIVAN DRIVE IMPROVEMENTS, Westport, MA: NPDES MAR1005XG discharge permit, effluent exceedances, inspections, penalties

SULLIVAN DRIVE IMPROVEMENTS, held by AETS Contracting, LLC, holds NPDES permit MAR1005XG. EPA’s file records it issued September 4, 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 SULLIVAN DRIVE IMPROVEMENTS: its NPDES ID, its permit type and status, its dates, its address in Westport, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR1005XG.

Identity

Facility as filedSULLIVAN DRIVE IMPROVEMENTS
Permittee as filedAETS Contracting, LLC
NPDES IDMAR1005XG
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedSeptember 4, 2025
Expiration dateFebruary 16, 2027
Issuing agencyU.S. EPA
AddressWestport, MA 02790
SubwatershedWestport River-Frontal Rhode Island Sound (HUC 010900020502)

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

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MAR1005XG.

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 MAR1005XG.

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, MAR1005XG.

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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 MAR1005XG there.

Nearby on the register

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

What this page shows

The SULLIVAN DRIVE IMPROVEMENTS permit sits among 13 storm water construction permits in Westport, Massachusetts, and 69.2% of those 13 were issued earlier than this one. It is one of 15 NPDES permits in the Westport River-Frontal Rhode Island Sound subwatershed, and none of the 13 Westport storm water construction permits carries a violation on file, a figure of 0.0%.