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is a borough in Beaver County, Pennsylvania, along the Ohio River. The population was 4,377 at the 2000 census.
According to the United States Census Bureau, the borough has a total area of 2.5 square miles (6.4 km²), of which, 2.3 square miles (5.9 km²) of it is land and 0.2 square miles (0.5 km²) of it (8.03%) is water.