Clean Air Act stationary source · ICIS-AIR NH0000003301100089

MANCHESTER WASTEWATER TREATMENT PLANT, Manchester, NH: Clean Air Act compliance record, inspections, violations, penalties

OperatingOperating status
Synthetic minor sourceEmissions classification
No Violation IdentifiedCurrent violation status, as filed
15Compliance evaluations since January 1, 2017
0High-priority violations since January 1, 2017
1Formal enforcement actions since January 1, 2017

MANCHESTER WASTEWATER TREATMENT PLANT, at 300 WINSTON ST, Manchester in Hillsborough County, New Hampshire, is an operating synthetic minor source of air pollution on EPA’s ICIS-AIR register. EPA’s file records its current violation status (ICIS-AIR’s high-priority violation field) as “No Violation Identified”. Hillsborough County is on EPA’s Green Book list of areas that do not meet a national air quality standard. The status and classification are as EPA’s facility file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the source’s current standing, quarter by quarter.

Identity

Facility as filed	MANCHESTER WASTEWATER TREATMENT PLANT
ICIS-AIR ID	NH0000003301100089
EPA facility registry ID	110002320809
Operating status	Operating
Emissions classification	Synthetic minor source
Current violation status (ICIS-AIR high-priority violation field)	No Violation Identified
Address	300 WINSTON ST, Manchester, NH 03103
County	Hillsborough County
In a nonattainment county	Yes (EPA Green Book)
Industry (NAICS)	Utilities (NAICS 2213)
EPA region	01

Cited to the EPA ICIS-AIR facility file (ECHO download).

Programs and pollutants

Velarion’s copy of EPA’s ICIS-AIR download does not include its program, pollutant and Title V certification files, so this page does not list the Clean Air Act programs MANCHESTER WASTEWATER TREATMENT PLANT is under or the pollutants it is permitted for. The programs each evaluation and violation below was recorded under are shown with it. EPA’s free Detailed Facility Report lists both.

Compliance evaluations

15Evaluations since January 1, 2017
4Full compliance evaluations

Date	What EPA recorded	Agency	Programs
April 25, 2025	FCE On-Site	State	40 CFR Part 63 Area Sources; National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
August 8, 2023	FCE On-Site	State	40 CFR Part 63 Area Sources; National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
December 6, 2022	PCE On-Site	U.S. EPA	CAASWFC
July 29, 2022	PCE Off-Site	U.S. EPA	CAASWFC
February 2, 2022	PCE Off-Site	U.S. EPA	CAASWFC
August 26, 2021	FCE On-Site	State	40 CFR Part 63 Area Sources; National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
October 30, 2020	PCE Off-Site	U.S. EPA	MACT Standards (40 CFR Part 63)
April 9, 2020	PCE Off-Site	U.S. EPA	CAASWFC
April 1, 2020	PCE Off-Site	U.S. EPA	CAASWFC
August 12, 2019	PCE On-Site	U.S. EPA	State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
June 27, 2018	PCE On-Site	U.S. EPA	CAASWFC
November 13, 2017	PCE On-Site	U.S. EPA	CAASWFC
November 8, 2017	PCE On-Site	U.S. EPA	CAASWFC
November 8, 2017	PCE On-Site	U.S. EPA	CAASWFC
August 16, 2017	FCE On-Site	State	40 CFR Part 63 Area Sources; National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits

Violations

0Violation determinations since January 1, 2017
0Of them high-priority

A high-priority violation (HPV) is the most serious class of Clean Air Act non-compliance an agency records; a federally reportable violation (FRV) is the next step down. Each row is one determination as EPA’s violation history files it.

EPA’s violation history file holds no violation for ICIS-AIR NH0000003301100089 since January 1, 2017.

Enforcement and penalties

1 formal enforcement actions since January 1, 2017, 1 of them with a penalty filed above zero. Each penalty is shown as EPA’s formal action file states it; “Not stated” means the file gives no figure, and $0 is a disclosed zero.

Date	What EPA recorded	Agency	Penalty, as filed
November 29, 2018	Civil Judicial Action	U.S. EPA	$131,800

Informal enforcement

EPA’s informal action file holds no notice or warning for ICIS-AIR NH0000003301100089 since January 1, 2017.

Stack tests

8Stack tests since January 1, 2017
1Recorded as failed

Date	What EPA recorded	Agency
November 30, 2023	Pass	State
December 18, 2020	Pass	State
December 18, 2020	Pass	U.S. EPA
August 22, 2019	Pending	U.S. EPA
November 14, 2018	Fail	U.S. EPA
August 13, 2018	Pending	State
December 13, 2017	Pass	U.S. EPA
July 26, 2017	Pass	State

Cited to the EPA ICIS-AIR evaluation, violation, stack test and enforcement files (ECHO download), events dated January 1, 2017 or later as loaded; up to 50 rows of each shown, newest first.

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How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every source on ECHO: its compliance status quarter by quarter, its evaluations, and its violations, enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter EPA facility registry ID 110002320809 there.

Nearby on the register

Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.