Clean Water Act discharge permit · NPDES MAR1003RL

103 FOURTH AVENUE, WALTHAM MA, Waltham, MA: NPDES MAR1003RL discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

103 FOURTH AVENUE, WALTHAM MA, held by Commodore Builders, LLC, holds NPDES permit MAR1003RL. EPA’s file records it issued March 11, 2022 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 103 FOURTH AVENUE, WALTHAM MA: its NPDES ID, its permit type and status, its dates, its address in Waltham, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR1003RL.

Identity

Facility as filed	103 FOURTH AVENUE, WALTHAM MA
Permittee as filed	Commodore Builders, LLC
NPDES ID	MAR1003RL
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	March 11, 2022
Expiration date	February 16, 2027
Issuing agency	U.S. EPA
Address	Waltham, MA 02451
Subwatershed	Stony Brook (HUC 010900010702)

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

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES MAR1003RL.

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 MAR1003RL.

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 MAR1003RL there.

Nearby on the register

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

Of the 16 storm water construction permits in Waltham, 0.0% have a violation on file. The Stony Brook subwatershed holds 34 NPDES permits, and 18.8% of all 16 Waltham storm water construction permits, this permit included, were issued before it. 103 FOURTH AVENUE, WALTHAM MA shows 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.