Conowingo Hydroelectric Dam has served as Maryland’s largest source of renewable energy since it opened in 1928. Today, we proudly joined Maryland Governor Wes Moore, representatives from Waterkeepers Chesapeake and Lower Susquehanna Riverkeeper Association, and other state officials to announce a 50-year agreement that accelerates significant environmental stewardship efforts and clears the way for the relicensing and continued operation of the dam. We’re committed to building upon Conowingo’s