March 28, 2024

Power Plant Siren Test Monday, Oct. 2

calvert cliffs

A full-cycle test of the Calvert Cliffs Nuclear Power Plant alert and notification sirens throughout St. Mary’s, Calvert, and Dorchester counties will occur Monday, Oct. 2, 2017, at noon. The test includes a three-minute activation of all sirens within the 10-mile radius of the plant.