Consumers Energy announced the emergency public warning siren systems near its Rogers, Hardy and Croton hydroelectric generating plants on the Muskegon River will be tested on Wednesday, August 28 at approximately 9:30 a.m.

The tests will include a voice message, a 30-second siren and a second voice message. The public does not need to take any action during the tests. 

The siren systems are tested each August and December.