Ran into this article on the Connecticut Siting Council's web-site today:

The top things on their list of planned substation upgrades that really stuck in my mind included:

-"Modifying the 115kV Bunker Hill substation in Waterbury (Date to be determined)"
-"Modifying the Torrington Terminal substation in Torrington (Date to be determined)"

This page is over 5 years old now, so there is a good chance that the projects I mentioned above could occur in the next couple years.

Here is a view of the Torrington Terminal sub-station: