It isn’t only PJM’s Atlantic states that see promise in offshore wind. The Great Lakes also offer strong winds, along with their own unique challenges — winter ice, opposition from tourist towns, and in Pennsylvania, development restrictions put into law by casino opponents.

PJM Insider's Issue Brief reviews offshore wind efforts in total and by state; suggesting that offshore wind’s environmental and economic development potential requires changes in federal policy and billions more than PJM's states have committed to date.