Ray Rieser Sunday, Aug. 6, 2023 12:01 p.m. | Sunday, Aug. 6, 2023 12:01 p.m. The concrete locks and dams along the Allegheny River were built in the 1920s and 1930s, but three dams built around ...

"Our greatest threat always for Allegheny County and the region is always flooding," said Matthew Brown, the county's chief of emergency services. Brown said this time of year, especially, county ...

BUFFALO, N.Y. (WIVB) — The Seneca Nation and the City of Olean will address ongoing wastewater overflows into the Allegheny River, also known by its Seneca name, Ohi:yo’, with the creation of ...

It is a common misconception that the locks and dams were constructed on the Allegheny River in response to this flood. The dams in the area were constructed in the late 1920s for the purpose of ...