Petrolia, PA


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Petrolia is a borough in Butler County, Pennsylvania, United States. The population was 218 at the 2000 census.
Petrolia is located at 41°1′5″N 79°43′6″W / 41.01806°N 79.71833°W / 41.01806; -79.71833 (41.017964, -79.718204).
According to the United States Census Bureau, the borough has a total area of 0.4 square miles (1.0 km²), all of it land.