Connecticut Coastal Flooding

Climate change causing more nuisance flooding in Connecticut

Connecticut has more than 55,000 people currently at risk of coastal flooding and 30,000 more are projected to be at risk by 2050 due to sea level rise.

Atlantic hurricane season is seeing more major storms

Historic carbon emissions have already locked in enough future sea level rise to submerge most of the homes in each of several hundred American towns and cities, according to Climate Central-led research.

Sea level threats down to zip code

Type a coastal place name in Connecticut and find local projections, maps and potential impacts on people, infrastructure, and much more with our interactive tool.

Connecticut currently has approximately 50 square miles in the 100-year coastal floodplain. By 2050, this area is projected to increase to more than 70 square miles due to sea level rise. 

24.3 million gallons of sewage spilled in Connecticut after Hurricane Sandy.

What's Happening with Coastal Flooding?


New England is Wicked Dry Right Now With Little Relief In Sight

Boston just had its driest summer on record with precipitation more than 6.5 inches below average. It also had its hottest August on record, which has helped bake in the dryness... More


What a Warmer Future Means for Southeastern Wildfires

Tinder-dry conditions that have resulted from months with little to no rain and toasty fall temperatures have allowed the fires to reach unusual heights. More

New York

Sandy’s Surge Was Extreme. It Could Become Normal

The risk posed by future storms like Sandy is only going to increase due to climate change. The potential for stronger storms and rising seas mean Sandy-level flooding could could occur once every 23 years as opposed to once every 400... More

Climate Change Behind Surge in Western Wildfires

Western firefighting veterans lamenting a “new normal” amid surging forest fires have received an explanation for the destructiveness they’ve been unable to quell... More

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