as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
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categorise the following word: "aliquippa".
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aliquippa is a city located in beaver county, pennsylvania, united states. it is part of the pittsburgh metropolitan area. the population was 9,438 at the 2010 census. it is located on the ohio and beaver rivers. it is a sister city with qalyub, egypt. 

category: city in beaver county, pennsylvania, united states.
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