US Army Corps of Engineers
Louisville District

To report potential HAB-related illnesses, please contact the Poison Control Center at:







Harmful Algal Bloom (HAB) Reporting and Contact Information

To report HABs, or for more information, please contact the following appropriate authority:


Kentucky Division of Water website HAB page.

Or call 502-564-3410


Indiana Department of Environmental Management website blue-green algae test results page.

Or call 1-800-451-6027 ext. 24464


Ohio Environmental Protection Agency HAB page.

Or call 614-644-2160

Ohio River

Ohio River Valley Water Sanitation Commission (ORSANCO) HAB page.

Or call 513-231-7719

USACE HAB Information

For more information about HABs in the Louisville District, please call 502-315-7439 or email the Louisville District Water Quality Team at



NOTICE: All data contained herein is preliminary in nature and therefore subject to change. The data is for general information purposes ONLY and SHALL NOT be used in technical applications such as, but not limited to, studies or designs. All critical data should be obtained from and verified by the United States Army Corps of Engineers, Louisville District, Water Quality Team, 600 Dr. Martin Luther King Jr. Place, Louisville, KY 40202. The United States of America assumes no liability for the completeness or accuracy of the data contained herein and any use of such data inconsistent with this disclaimer shall be solely at the risk of the user.

Water Quality


HAB Photos