US Army Corps of Engineers
Louisville District Website

Ohio River HAB Information

In 2015 HABs were confirmed on the Ohio River. The Ohio River Valley Water Sanitation Commission (ORSANCO)is the lead agency on the Ohio River.

Please visit the ORSANCO website at, for the latest information on HAB conditions on the Ohio River.

To report HAB observations on the Ohio River please call (513) 231-7719.

Individual state may also have information or advisory informaton posted for segments of the Ohio River, use the individual state links to access that information.