Thompson's Island, Pennsylvania
Encyclopedia
Thompson's Island is a 60 acres (242,811.6 m²) alluvial island in the upper Allegheny River
. It is part of the Allegheny Islands Wilderness
in Allegheny National Forest
.
The island's forests contain old growth Silver Maple
, Sugar Maple
, American Sycamore
, and Slippery Elm
.
Thompson's Island is the site of the only American Revolutionary War
battle in Northwest Pennsylvania
. Colonel Daniel Brodhead
defeated the Senecas in 1779.
Allegheny River
The Allegheny River is a principal tributary of the Ohio River; it is located in the Eastern United States. The Allegheny River joins with the Monongahela River to form the Ohio River at the "Point" of Point State Park in Downtown Pittsburgh, Pennsylvania...
. It is part of the Allegheny Islands Wilderness
Allegheny Islands Wilderness
The Allegheny River Islands Wilderness is located in the Allegheny National Forest. It comprises seven islands in the Allegheny River, totaling . All are alluvial origin. The islands are located between Buckaloons Recreation Area and Tionesta, Pennsylvania....
in Allegheny National Forest
Allegheny National Forest
The Allegheny National Forest is a National Forest located in northwestern Pennsylvania. The forest covers of land. Within the forest is Kinzua Dam, which impounds the Allegheny River to form Allegheny Reservoir. The administrative headquarters for the Allegheny National Forest is located in Warren...
.
The island's forests contain old growth Silver Maple
Silver Maple
The silver maple —also called creek maple, river maple, silverleaf maple, soft maple, water maple, or white maple—is a species of maple native to eastern North America in the eastern United States and Canada...
, Sugar Maple
Sugar Maple
Acer saccharum is a species of maple native to the hardwood forests of northeastern North America, from Nova Scotia west to southern Ontario, and south to Georgia and Texas...
, American Sycamore
American sycamore
Platanus occidentalis, also known as American Sycamore, American plane, Occidental plane, and Buttonwood, is one of the species of Platanus native to North America...
, and Slippery Elm
Slippery Elm
Ulmus rubra, the Slippery Elm, is a species of elm native to eastern North America...
.
Thompson's Island is the site of the only American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...
battle in Northwest Pennsylvania
Pennsylvania
The Commonwealth of Pennsylvania is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to...
. Colonel Daniel Brodhead
Daniel Brodhead IV
Daniel Brodhead IV was an American military and political leader during the American Revolutionary War and early days of the United States.-Early life:...
defeated the Senecas in 1779.