Now is the time to make our voices heard and demand the elimination of CSOs in our waterways.

Join us in person (at ‘Just A Start’, 430 Rindge Ave, Cambridge) or via Zoom to discuss sewage elimination plans in the Charles and Mystic rivers and Alewife Brook.

SAVE THE DATE

CRWA will host a free premiere screening of its short documentary ‘Reconnecting Rivers,’ which details the challenges created by defunct dams on the Charles River.

Join this webinar on combined sewer overflows (CSOs) in the Charles River hosted by MetroWest Climate Solutions.

Join DCR’s community meeting to hear about the findings of the dam removal alternatives analysis study and possible future design alternatives for modifications to the dam, including potential removal.  All members of the public are invited to attend this third public meeting associated with the study project.

The Massachusetts Water Resources Authority (MWRA) recently proposed a plan that would allow for sewage to continue to be dumped into the Charles River forever. During this webinar, CRWA experts will go over what the proposed plan entails, why the board should reject it, and what you can do to influence their vote.

The Massachusetts Water Resources Authority (MWRA) recently proposed a plan that would allow for sewage to continue to be dumped into the Charles River forever. During this webinar, CRWA experts will go over what the proposed plan entails, why the board should reject it, and what you can do to influence their vote.

Join our in-person information session to learn about CRWA's new Young Professionals Board, a group of emerging leaders dedicated to supporting a clean, resilient Charles.

Volunteer with North American Indian Center of Boston (NAICOB) and Charles River Watershed Association for a Community Invasive Plant Removal on Sunday, October 19!

During this webinar, experts at CRWA will discuss which option for cleaning up CSOs in the Charles River they’d like to guide MWRA’s work, and attendees will share their thoughts.

Celebrate the Harvest Moon on October 6th with Charles River Watershed Association! As a part of our 60th Anniversary Meet Your Watershed Event Series, we will host a full moon hike.

As a part of our 60th Anniversary Meet Your Watershed Event Series, we will host a geomorphology walk. Join a guided walk at Mass Audubon’s Broadmoor Wildlife Sanctuary and hear from geologist Lisa Kumpf on the unique geology within the Charles River watershed.

Join our webinar to learn about our Regional Tree Planting & Protection Plan for the Charles River watershed to help municipalities protect, maintain, and grow our tree canopy. 

Mark your calendars for a beautiful evening aboard the Lexington for a cruise on the country’s cleanest harbor. On Tuesday, September 16, we look forward to celebrating 60 years of CRWA and YOU, the friends and supporters who make CRWA’s work to protect and preserve the Charles River Watershed possible.

Join us on Saturday, September 13th, to remove dangerous invasive Bittersweet vines! In collaboration with the Charles River Climate Compact. Learn about our Regional Tree Protection & Planting Plan. Funding for this project was provided by the USDA Forest Service.

Roller skate for the river! We are developing a long-term, community-driven vision plan for Canterbury Brook, and want to hear from you. Join CRWA for free roller skating, food, and conversation about restoring the Brook.

Join CRWA staff and Newton Conservators for a guided walk along Albemarle Road by Cheesecake Brook. You’ll learn how to use iNaturalist to catalog flora and fauna, collecting vital community science data for our “BioBlitz” biological survey. Explore the impact of river restoration projects on the ecosystem and its biodiversity! Don’t miss out on this fun, family-friendly event. 

Join us on Monday, August 11, for a community water chestnut removal in Redwing Bay in Needham!

Join us on July 30, 2025, for a guided kayak tour (led by Professor Richard Primack of Boston University) of rose mallow sites along the Charles River as a part of CRWA’s Meet Your Watershed Event Series.

Join us on Monday, July 28, for a community water chestnut removal in Redwing Bay in Needham!

Join us on Monday, July 21, for a community water chestnut removal in Redwing Bay in Needham!

Join naturalist and wild food enthusiast Russ Cohen and CRWA staff on a walk to learn about at least 18 species of edible wild plants in the Charles River watershed.

Join CRWA staff and Wellesley’s Natural Resources Commission Director Brandon Schmitt for a guided walk along the restored Fuller Brook. You’ll learn how to use iNaturalist to catalog flora and fauna, collecting vital community science data for our “BioBlitz” biological survey.

Join CRWA for our Biological Monitoring training! Volunteers will learn how to conduct a habitat assessment, sample for macroinvertebrates, and identify them.

Join CRWA and Indigenous Peoples Day (IPD) Newton for the third annual Quinobequin Intertribal Paddle on Saturday, June 28, on the Auburndale section of the Charles River!

Join our June 25 public meeting to learn more about the final designs for this vital project and discover how you can get help to improve water quality and protect Needham from future flooding!

Join our public meeting at the Bruce C. Bolling Municipal Building to learn about the project, how you can provide input, and future efforts to build capacity among citizens and community groups that want to see more green infrastructure in the City of Boston.

Join this one-hour virtual workshop to learn more about local flood risks, how to get prepared, and help shape nature-based solutions for your community.

Join the Charles, Mystic, and Neponset River Watershed associations for a collaborative event where each group will reveal this year’s water quality grades and highlight the progress made toward cleaner rivers across Greater Boston.

Join us on Monday, June 16, for a community water chestnut removal in Redwing Bay in Needham!

Discover how the Charles River Watershed Association and local communities are working together on innovative solutions to manage future flooding from climate change as part of our regional flood initiative.