The Upper Mississippi River Valley November 16, 2008 From its headwaters in Minnesota to the mouth of the Ohio River at Cairo, Illinois, the Upper Mississippi River is flanked by diverse terrain ...

Forecasters sometimes refer to sections of the Ohio River Valley as upper, middle and lower. “From a weather forecasting standpoint, we sometimes break it down to the upper Ohio River Valley and that ...

The Ohio River Valley is framed by water. The Great Lakes to the north. The Mississippi River to the West. The Ohio River itself supplies drinking water to 5 million people and is a source of process ...

The upper river valley, particularly in Pennsylvania, Ohio, West Virginia and eastern Kentucky, drains from areas affected by environmental pollution related to the region’s industrial legacy ...