Geo quick facts: Mount Oliver is a borough in Allegheny County, Pennsylvania, United States. It is a largely residential area situated atop a crest about 3 miles west of the Monongahela River – Wikipedia.
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Geo quick facts: Mount Oliver is a borough in Allegheny County, Pennsylvania, United States. It is a largely residential area situated atop a crest about 3 miles west of the Monongahela River – Wikipedia.
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