Featured Topics

These topics have received special treatment and are each mini-websites inside CT ECO.

2016 Imagery and Lidar

Orthoimagery (3 inch pixel resolution) and Lidar elevation data for all of Connecticut collected in the spring of 2016. The flight is Connecticut's first statewide acquisition this high level of detail.

Lidar (Elevation)

Information about Lidar datasets for Connecticut. For those datasets with DEM tiles, explore the elevation, hillshade, shaded relief, slope and aspect in an interactive map viewers and as image services.

2012 Aerial Imagery

Learn about, view or download statewide, 4-band aerial imagery captured in March of 2012.

Connecticut MS4 Supporting Layers (water quality and impervious surface)

Layers supporting Connecticut's MS4 Stormwater permit including 2012, 1 foot, statewide impervious surface are available for viewing and download.

Fish Community Data

CT DEEP's freshwater fish and macro-invertebrate community data (historic and current). Available to view and download.

Connecticut Bears

Researchers at the University of Connecticut are collaborating with CT DEEP to create the first scientifically-based estimate of the number of black bears in Connecticut. Learn about this research and about CT's bear population in this interactive story map.

Carbon Mapping

A study that applied research-based coefficients to UConn's land cover maps to assess and view the impact of land cover change on Carbon in Connecticut. Read about the research and what is shows along with an interactive map viewer.