In brief
Constellation Energy has committed over $340 million to improve water quality at the Conowingo Dam, critical to the health of the Chesapeake Bay. This agreement allows for the dam's hydroelectric facility to continue functioning, addressing pollution and sediment release into the river. The plan includes funding for shoreline restoration, fish passage enhancements, and more, benefiting both the environment and energy production.
ANNAPOLIS, Md. — Constellation Energy, a leading energy provider, is set to invest more than $340 million to enhance water quality at Maryland's Conowingo Dam, which significantly impacts the Chesapeake Bay ecosystem. This announcement, made on Thursday, underscores a commitment to improving environmental conditions while maintaining a crucial source of renewable energy.
The agreement not only facilitates the re-licensing and ongoing operation of the dam's hydroelectric facility—Maryland's largest renewable energy producer—but also aims to mitigate pollution issues affecting the Susquehanna River and the Chesapeake Bay.
Maryland Governor Wes Moore noted, This agreement will lead to real improvements in water quality in the biggest tributary of the Chesapeake Bay, while securing the future of one of our state’s largest clean energy producers. This investment marks a resolution to ongoing disputes regarding pollution management and responsibility at the dam.
Legal challenges previously hampered the re-licensing process, influenced by environmental groups pressing for enhanced protections against sediment pollution that is detrimental to water quality. This current agreement outlines the investment into pollution reduction efforts focused on economic and ecological benefits.
The funds will also support initiatives such as shoreline restoration, enhancing fish passage, and establishing a freshwater mussel hatchery. Additional resources are allocated for invasive species management and a study on the possibility of dredging the dam to remove trapped sediment.
The commitment comes after years of advocacy from environmental groups and governmental agencies, with the Lower Susquehanna Riverkeeper, Ted Evgeniadis, expressing gratitude for the effort and perseverance put forth to ensure this outcome. Today’s announcement marks 16 years of tremendous effort and perseverance by our organization to assure Conowingo Dam is relicensed with proper conditions that protect the health of the Lower Susquehanna River and Chesapeake Bay,” he stated.
As the deal advances, it promises not only to benefit local ecosystems but also to uphold an essential source of renewable energy for Maryland's community.

