Connecticut River Guide Interactive Maps
| The Upper Connecticut | Boat Ramps and Kayak Access |
| The Middle Connecticut | Bridges and Ferries |
| The Lower Connecticut | Parks and Historic Sites |
Also Explore
| The Delaware River Guide | The Potomac River Guide | The Hudson River Guide |
Connecticut Riverwatch: Fall 2025
NEWS
Sewage Overflows-- In September 2025, lawmakers from Connecticut called for federal action from the Environmental Protection Agency (EPA) regarding persistent sewage overflows into the river from older combined sewer systems in Massachusetts cities like Holyoke and Springfield. The overflows, which have been occurring for years, have raised concerns about water safety for recreation and aquatic life. In July, Holyoke experienced significant overflows, with more than 7 million gallons of untreated sewage discharged into the Connecticut River. The City of Holyoke recently announced plans to upgrade its wastewater treatment plant to a system using artificial intelligence (AI) to help manage the plant. DetailsSource to Sea--The Connecticut River Conservancy held its 29th annual Source to Sea Cleanup in late September 2025. This annual watershed-wide event encourages volunteers to remove trash from the river and its banks in Connecticut, Massachusetts, New Hampshire, and Vermont. The event has several regional sponsors, including U.S.A. Waste & Recycling and Eversource. Details
Is it Clean?-- 13 years after the Connecticut River Conservancy (CRC) first launched the "Is It Clean?" database to share E. coli bacteria results from water samples collected throughout the Connecticut River watershed, the website has been updated with a modern new look, dynamic user experience, mobile-friendliness, and predictive features to show likelihood of water quality conditions. More information.