[3] In 1969, the Clearwater made her maiden voyage down the Atlantic Coast from the Harvey Gamage Shipyard in Maine to the South Street Seaport in New York City.
[10] This pollution caused a range of harmful effects to wildlife and people who eat fish from the river or drink the water.
[11] The activism of folk singer Pete Seeger and the Clearwater led to the area being designated as one of the superfund sites.
[12] Clearwater has gained national recognition for its activism starting in the 1970s to force a clean-up of the PCB contamination caused by industrial manufacturing by General Electric and other companies on the river's edge.
[12] Clearwater's environmental education programs are intended to heighten public awareness of the Hudson River's unique ecosystem that blends freshwater streams from the Adirondack Mountains with the salt tides of the Atlantic Ocean around New York City.
Officially known as the "Great Hudson River Revival," it was America's oldest and largest annual festival of its kind.
[21][needs update] In 1984, Seeger founded the Walkabout Clearwater Chorus as a community choir that promotes environmental and social justice causes.
The chorus carries a 7-foot-tall (2.1 m) model of the Sloop Clearwater to their appearances at festivals, parades and other performances throughout the Hudson Valley area and beyond.
It also runs a coffee house, featuring folk music performers, at the Memorial United Methodist Church in White Plains, New York, from October to May each year on the second Saturday of each month.
The concerts take place at Memorial United Methodist Church in White Plains, New York, twice each month from October to May of each year.
Designed by Cy Hamlin and built by The Harvey Gamage Shipyard in South Bristol, Maine, Clearwater was launched in 1969.