FRS Facility Detail Report


MERRIMACK WWTF

EPA Registry Id: 110001522086
36 MAST RDD W HWY
MERRIMACK, NH 03054


The facility locations displayed
come from the FRS Spatial
Coordinates tables. They are the
best representative locations for
the displayed facilities based on
the accuracy of the collection
method and quality assurance
checks performed against each
location. The North American
Datum of 1983 is used to display
all coordinates.

Environmental Interests

Information System System Facility Name Information System Id/Report Link Environmental Interest Type Data Source Last Updated Date Supplemental Environmental Interests:
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
MERRIMACK WASTEWATER TREATMENT FACILITY NHR053094 ICIS-NPDES NON-MAJOR ICIS 09/22/2021 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
INTEGRATED COMPLIANCE INFORMATION SYSTEM MERRIMACK WASTE WATER TREATMENT PLANT 6386197 ENFORCEMENT/COMPLIANCE ACTIVITY ICIS 03/25/2004
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
MERRIMACK W W T F NHL100161 ICIS-NPDES NON-MAJOR ICIS

ICIS-AIR (AIR)
MERRIMACK, TOWN OF - WWTF NH0000003301100094 AIR MINOR ICIS 06/07/2016
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
MERRIMACK WWTF NHD986483386 VSQG (Y) RCRAINFO

AIR FACILITY SYSTEM
MERRIMACK WWTF, TOWN OF 3301100094 AIR MINOR (OPERATING) AIRS/AFS 08/27/2014
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
MERRIMACK WASTE WATER TREATMENT PLANT NH0100161 ICIS-NPDES MAJOR ICIS 06/27/2019 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
MERRIMACK WASTEWATER TREATMENT FACILITY NHR053094 STORM WATER INDUSTRIAL ICIS 09/22/2021 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
MERRIMACK W W T F NHL100161 BIOSOLIDS ICIS

TOXICS RELEASE INVENTORY SYSTEM
MERRIMACK WASTEWATER TREATMENT FACILITY 03054MRRMCDWHIG TRI REPORTER TRIS

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
MERRIMACK WASTE WATER TREATMENT PLANT NH0100161 POTW ICIS 06/27/2019 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
MERRIMACK WASTE WATER TREATMENT PLANT NH0100161 NPDES PRETREATMENT PROGRAM ICIS 06/27/2019 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
AIRS/AFS
4952
SEWERAGE SYSTEMS

AIR
4952
SEWERAGE SYSTEMS

AIR
OWNE



AIRS/AFS
OWNE



NPDES
4952
SEWERAGE SYSTEMS

Facility Codes and Flags

EPA Region: 01
Duns Number:
Congressional District Number: 01
Legislative District Number:
HUC Code/Watershed: 01070006
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
MERRIMACK WWTP BR
MERRIMACK, TOWN OF - WWTF AIR
MERRIMACK WASTEWATER TREATMENT FACILITY TRI REPORTING FORM
MERRIMACK WWTF, TOWN OF AIRS/AFS
MERRIMACK W W T P NOTIFICATION (RCRA)
WASTEWATER TREATMENT FACILITY MANUAL ENTRY

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
MAILING ADDRESS
TOWN OF MERRIMACK
NPDES
View
OPERATOR
TOWN OF MERRIMACK
NPDES
View
OPERATOR
TOWN OF MERRIMA
RCRAINFO
View
OWNER
TOWN OF MERRIMACK
NPDES
View
OPERATOR
TOWN OF MERRIMA
RCRAINFO
View
MAILING ADDRESS
TOWN OF MERRIMACK
NPDES
View
OWNER
TOWN OF MERRIMA
RCRAINFO


MAILING ADDRESS
MERRIMACK W W T F
NPDES
View
OWNER
TOWN OF MERRIMA
RCRAINFO
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
AIRS/AFS 221320 SEWAGE TREATMENT FACILITIES.
RCRAINFO 22132 SEWAGE TREATMENT FACILITIES
AIR 221320 SEWAGE TREATMENT FACILITIES.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
FACILITY MAILING ADDRESS P O BOX 235 MERRIMACK NH 03054 RCRAINFO
FACILITY MAILING ADDRESS 36 MAST ROAD MERRIMACK NH 03054 AIR
MAILING ADDRESS 36 MAST RD MERRIMACK NH 03054 NPDES
OPERATOR 36 MAST RDPO BOX 235 MERRIMACK NH 03054 RCRAINFO
MAILING ADDRESS P.O. BOX 235 MERRIMACK NH 03054 TRIS
OPERATOR WASTEWATER TREATMENT FACILITY MERRIMACK NH 030540235 NPDES
OWNER 6 BABOOSIC LAKE RD MERRIMACK NH 03054 RCRAINFO
OWNER P.O. BOX 235 MERRIMACK NH 030540235 NPDES
FACILITY MAILING ADDRESS 36 MAST ROAD MERRIMACK NH 03054 AIRS/AFS
MAILING ADDRESS P.O. BOX 235 MERRIMACK NH 030540235 NPDES
OPERATOR 36 MAST RD MERRIMACK NH 03054 RCRAINFO

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
COMPLIANCE CONTACT
MR. LARRY SPENCER
6038838196
AIR


PUBLIC CONTACT
JAMES E. TAYLOR
6038838196
TRIS


UNKNOWN CONTACT
MR. LARRY SPENCER
6038838196
AIRS/AFS


REGULATORY CONTACT
LEO GAUDETTE
603-883-8196
RCRAINFO


COMPLIANCE CONTACT
MR. LARRY SPENCER
6038838196
AIRS/AFS


UNKNOWN CONTACT
MR. LARRY SPENCER
6038838196
AIR


Query executed on: OCT-14-2025


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