All individuals who enter NEIWPCC offices during business hours are required to be fully vaccinated.


Register for Training

We’re offering live, virtual wastewater trainings where attendees can earn Training Contact Hours (TCHs). See our calendar to register.

Present at the Northeast Aquatic Biologists Conference

The call for abstracts to present at the 2022 Northeast Aquatic Biologists Conference is open until Friday, Oct. 22, 2021. Learn more.

Read Our Annual Report

Our annual report for the 2020 fiscal year is now available. Learn how we helped the Northeast preserve and advance clean water in a year dominated by the COVID-19 crisis.

Present at the Nonpoint Source Conference

The call for abstracts to present at the Annual Nonpoint Source Conference is open until Friday, Nov. 19, 2021. The conference theme, “Clean Water Act: Past and Future,” will focus on past NPS work and knowledge gained, as well as modernizing NPS work for the future. Learn more.

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Lake Champlain Research Conference @ University of Vermont Davis Center
Jan 10 – Jan 12 all-day

The Lake Champlain Basin ProgramLake Champlain Sea Grant, and the Lake Champlain Research Consortium are pleased to announce the next Lake Champlain Research Conference, to be held January 10th-11th, 2022 at the University of Vermont. In commemoration of the 50th anniversary of the US Clean Water Act of 1972, the conference will bring together lake and watershed stakeholders, including researchers, management practitioners, and the public, to learn about the state of research on Lake Champlain. The conference will provide an opportunity for discussion, networking, and collaboration. The conference will be multi-jurisdictional, featuring representation and research from New York, Vermont, Québec, and beyond.

Please see the event webpage for more information and to register.

Northeast Aquatic Biologists Conference @ Holiday Inn
Mar 2 – Mar 4 all-day

The NAB Conference brings together water quality professionals and other stakeholders across the Northeast to collaborate on clean water and environmental science challenges across shared regions, ecosystems, and areas of expertise.

This conference is open to all registrants, and attendees will include representatives from public and private sectors in New England and New York State, including participants from state, federal, tribal, and municipal governments; the private sector; academia; and watershed organizations.


Annual Nonpoint Source Conference @ Woodstock Inn & Resort
Apr 27 – Apr 28 all-day

Join us for the 32nd Annual Nonpoint Source Conference in Woodstock, Vermont. The Annual NPS Conference is the premier forum in the Northeast for sharing information and improving communication on NPS pollution issues and project. Visit our event web page to stay informed as we continue the planning process for this signature conference.

National Tanks Conference @ Wyndham Grand Hotel
Sep 13 – Sep 15 all-day

Historically held every three years, the event brings together hundreds of UST/LUST professionals, including tank inspectors; cleanup specialists; state, tribal, and territorial employees; federal regulators; and industry representatives to network and learn about emerging issues, policy, equipment, and many other topics. Visit the event webpage for all event updates including Call for Abstracts, registration, and other event happenings, include a pre-conference workshop to be held on September 12, 2022.

View Full Calendar >

Our Programs

NEIWPCC is a not-for-profit interstate agency that serves and assists our states by coordinating activities and forums that encourage cooperation, developing resources that foster progress on water and wastewater issues, representing the region in matters of federal policy, training environmental professionals, initiating scientific research projects, educating the public, and providing overall leadership in water management and protection.
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Where Do We Serve?

Watersheds cross political boundaries. So do we. In addition to region-wide work at our Lowell, Massachusetts, headquarters, NEIWPCC manages or supports programs and environmental training in its seven member states. Many programs focus on a particular watershed or area. Learn More >

Additional NEIWPCC employees work in state offices across the region. Learn More >

Maine Training

NEIWPCC’s JETCC program trains and accredits wastewater operators in the state of Maine. Go>

Massachusetts Training

NEIWPCC trains and accredits wastewater operators and soil and septic inspectors in Massachusetts. Go>

Lake Champlain Basin Program

The Lake Champlain Basin Program runs and funds research, monitoring, mitigation, and public outreach programs that protect the lake. Go>

Long Island Sound Study

The Long Island Sound Study Program runs and funds research, monitoring, mitigation, and public outreach programs that protect the sound. Go>

Hudson River Programs

In the Hudson Valley, two linked programs run and fund research, monitoring, mitigation, and public outreach programs that protect the Hudson estuary watershed. Go>

What Are the Issues?

Commercial and residential growth have combined to produce an abundance of pollutants that often flow unchecked into lakes, rivers, and bays. See below for the primary environmental issues of our region.