Places of Interest nearby
Location address: United States, Allegheny
Number of texts: 1
The Monongahela River (/məˌnɒnɡəˈhiːlə/) — often referred to locally as the Mon /ˈmɒn/ — is a 130-mile-long (210 km) river on the Allegheny Plateau in north-central West Virginia and southwestern Pennsylvania. The Monongahela joins the Allegheny River to form the Ohio River at Pittsburgh.