R. Thompson's Island, Pennsylvania
Encyclopedia
R. Thompson's Island is a 30 acres (121,405.8 m²) alluvial island in the upper Allegheny River
. It is part of the Allegheny Islands Wilderness
.
Most of the trees on R. Thompson Island were destroyed during a local tornado
in 1975.
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....
.
Most of the trees on R. Thompson Island were destroyed during a local tornado
Tornado
A tornado is a violent, dangerous, rotating column of air that is in contact with both the surface of the earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud. They are often referred to as a twister or a cyclone, although the word cyclone is used in meteorology in a wider...
in 1975.