Clean Water Act discharge permit · NPDES MAG070416

HURON AVENUE 40 WATER MAIN, Cambridge, MA: NPDES MAG070416 discharge permit, effluent exceedances, inspections, penalties

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

HURON AVENUE 40 WATER MAIN, held by CAMBRIDGE WATER DEPT., holds NPDES permit MAG070416, which discharges to Alewife Brook. EPA’s file records it issued March 31, 2016 and expiring May 19, 2020. 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 HURON AVENUE 40 WATER MAIN: its NPDES ID, its permit type and status, its dates, its address in Cambridge, Massachusetts, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAG070416.

Identity

Facility as filed	HURON AVENUE 40 WATER MAIN
Permittee as filed	CAMBRIDGE WATER DEPT.
NPDES ID	MAG070416
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	March 31, 2016
Expiration date	May 19, 2020
Address	Cambridge, MA 02138
Receiving water	ALEWIFE BROOK
Receiving water impaired	303(D) Listed
Subwatershed	Mystic River-Frontal Boston Harbor (HUC 010900010502)

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 MAG070416.

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 MAG070416.

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, MAG070416.

Start the watch

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 MAG070416 there.

Nearby on the register

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

The HURON AVENUE 40 WATER MAIN general permit coverage, filed under CAMBRIDGE WATER DEPT. and NPDES ID MAG070416, is one of 20 general permit coverages in Cambridge on EPA's NPDES register, and it sits within a subwatershed that holds 157 NPDES permits, this one included. The permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance, and its issue date is earlier than none of the other 20 Cambridge general permit coverages (0.0%), while 80.0% of those coverages have a violation on file.