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Clean Water Act discharge permit · NPDES MAR041011

HOLYOKE MUNICIPAL SEPARATE STORM SEWER SYSTEM, Holyoke, MA: NPDES MAR041011 discharge permit, effluent exceedances, inspections, penalties

HOLYOKE MUNICIPAL SEPARATE STORM SEWER SYSTEM holds NPDES permit MAR041011. 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 HOLYOKE MUNICIPAL SEPARATE STORM SEWER SYSTEM: its NPDES ID, its permit type and status, its its address in Holyoke, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAR041011.

Identity

Facility as filedHOLYOKE MUNICIPAL SEPARATE STORM SEWER SYSTEM
Permittee as filedHOLYOKE MUNICIPAL SEPARATE STORM SEWER SYSTEM
NPDES IDMAR041011
Permit statusPending
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
AddressHolyoke, MA 01040
Receiving water impaired303(D) Listed
SubwatershedStony Brook-Connecticut River (HUC 010802010702)

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 MAR041011.

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 MAR041011.

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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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, MAR041011.

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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 MAR041011 there.

Nearby on the register

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

What this page shows

The HOLYOKE MUNICIPAL SEPARATE STORM SEWER SYSTEM is one of 42 general permit coverages in Hampden County, and 31.0% of those coverages carry a violation on file. The permit also falls among 91 NPDES permits in the Stony Brook-Connecticut River subwatershed, and it has no pollutants under a numeric limit and no effluent exceedances on record.