Hudson River Water Quality Plan (Long-Term Actions & Improvements)
NHSA is carrying out a CSO Long-Term Control Plan to reduce combined sewer overflows and protect the Hudson River — for the communities we serve today, and for generations to come.
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What are Combined Sewer Overflows?
CSOs occur when our sewer systems become overloaded during heavy rain, forcing untreated, mixed wastewater flows to be discharged.
CSO LTCP NEWS
NHSA In other News
Construction Updates
Weekly construction updates for the latest project progress, schedule changes, and important notifications.
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Learn more about our list of LTCP’s current and upcoming infrastructure improvement and maintenance projects, including planned system upgrades, scheduled enhancements, and routine preventive work and routine maintenance activities.
LTCP Projects Overview
Current Projects
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The H6/H7 project involves building sustainable stormwater management infrastructure in collaboration with Northwest Resiliency Park to reduce and eliminate street flooding and improve the long-term resilience of Hoboken’s streets. Learn More
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The Weehawken Infrastructure project’s main objective is to tackle flooding problems in Weehawken by replacing and modifying sections of combined sewer infrastructure. Learn More
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Upgrades Design and Pilot Testing – Pre-design work for a very large upgrade to the River Road Plant. Increasing the capacity of the plant from 20 MGD to 60 MGD.
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New 48-inch outfall. Currently under design and permitting. Scheduled for bid in the summer of 2027, and needs coordination with the Hudson Tunnel project.
Upcoming Projects
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CSO Community Advisory Board (CAB)
The CSO Community Advisory Board (CAB) links the public and North Hudson Sewerage Authority (NHSA), promoting public engagement and awareness of water quality and CSO solutions.
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Upcoming Events
Hoboken Earth Day Celebration & Music Festival | Sunday, April 26, 2026
Monroe Center Plaza | 11 am to 4 pm
NHSA is proud to be a local sponsor of the Hoboken Earth Day Celebration and Music Festival. Stop by our table to learn more about our work and take home free giveaways—including tote bags, coloring sheets, stickers, and fact sheets.
Join us for a guided native plant walk through ResilienCity Park after the festival!
Free to attend. No registration required.
ResilienCity Park Native Plant Walk | Sunday, April 26, 2026
ResilienCity Park | 4 pm to 5 pm
Join NHSA and guest expert Cam Kanterman for a guided native plant walk through Hoboken’s ResilienCity Park on Sunday, April 26 from 4 pm to 5 pm. Discover how native plants and green infrastructure work together to absorb stormwater, reduce runoff, and build a more resilient, sustainable city.
Whether you're a seasoned naturalist or just curious about the plants growing in our community, this walk is for everyone! The event is free to attend with no registration required.
Past Events
Public Information Meeting | November 13, 2025
On Thursday, November 13, 2025, the North Hudson Sewerage Authority held an in-person public information meeting from 5:00 PM to 7:00 PM at the NHSA Board Room. The meeting covered NHSA’s long-term strategy for reducing CSO events and modernizing aging systems.
NHSA engineeers provided progress updates on key LTCP projects, including the H6/H7 Project, the Weehawken Infrastructure Project, the Adams Street Plant Outfall, the River Road Plant, and the Madison Street Infrastructure Project.
Following the presentation portion of the meeting, attendees were invited to tour the NHSA wastewater treatment plant with Operations Managers Mark Berube. The tour offered a behind-the-scenes look at the essential processes and technologies that keep the plant running, including a visit to the control room and lab..
Public Information Meeting | June 10, 2024
On Monday, June 10, 2024, the North Hudson Sewerage Authority held an in-person public information meeting from 4:00 PM to 7:00 PM at the NHSA Board Room. The purpose of the meeting was to discuss CSO Long Term Control Plan (LTCP) projects, provide general information about the LTCP, and answer questions. The meeting concluded with a tour of the Adams Street Wastewater Treatment Plant.
Flyers
Public Information Meeting | October 30, 2024
On Wednesday, October 30, 2024, the North Hudson Sewerage Authority held an in-person public information meeting from 5:00 PM to 7:00 PM at the NHSA Board Room. The purpose of the meeting was to provide updates on CSO Long Term Control Plan projects, answer questions, and gather input from community members. The meeting concluded with a tour of the Adams Street Wastewater Treatment Plant.
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Powerpoints
Presentation
Boards
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Boards
