Some quick facts about Connecticut’s waters
- 5,830 miles of rivers and streams
- More than 3,500 lakes and ponds
- 618 miles of tidal shoreline
- 4,000+ dams (3,000 too many!)
- There are 3 major watershed basins and 5 coastal watershed basins in Connecticut
- More than 30 major public drinking water reservoirs
- The highest legal drinking water standards in the United States
Selection of helpful tools & resources
We’ve collected helpful resources and tools that we use on a regular basis that will also help you protect and restore your local waters. When we come across some cool tools and story maps that help you explore your waters we share that, too! We hope you find these resources helpful and informative.
- CT Eco Simple Map Viewer
Where do we go to get information about a particular water resource? We use CT Eco’s simple map viewer. Zoom in on the resource you are interested in, then click on Layer List and select the attribute you would like to view.
- Public Water Supply Watershed Map Viewer
The purity and adequacy of Connecticut’s approximately 4,000 surface and ground water drinking water supply sources is extremely important. Is there a land-use change or activity somewhere that you think may be an aquifer protection area or drinking water watershed? Click here to find out!
- Chloride Data for Streams in Connecticut, Massachusetts and Rhode Island
- Faucets to Forests 2.0
Explore your Watershed!
- River Runner
Drop a virtual raindrop anywhere in the contiguous United States and watch where it ends up!
- Fish Passage Portal
The portal is a “one-stop shop” for anyone who needs information, funding, or resources to improve fish passage and aquatic connectivity projects. We provide landowners and public lands managers the tools to find funding across the federal government, as well as access to data, planning, and geospatial information.