Geospatial Data & Maps

3D lidar

Connecticut Environmental Conditions Online (CT ECO)

CT ECO is a website that contains mapping and geospatial information for Connecticut. CT ECO is the home of Connecticut’s statewide aerial imagery, elevation information including lidar-based elevation models and contours, and many more statewide, natural resource based layers. CT ECO’s mission is to encourage, support, and promote informed land use and development decisions in Connecticut by providing everyone convenient access to the most up-to-date geographic information available. CT ECO is a collaboration of the Connecticut Department of Energy and Environmental Protection (DEEP) and CLEAR.

CTECO logo
watershed map

Connecticut Watershed Maps

Way back in the early days of NEMO, a map for each of Connecticut's 169 towns was created showing the watersheds that make up each town. Although the maps are not cutting edge and not even new, they are still quite useful.