Potassium Iodide Tablets Available Aug. 19
St. Mary’s County Health Department will distribute Potassium Iodide tablets to residents living or working within the 10 mile emergency protection zone (EPZ) of the Calvert Cliffs Nuclear Power Plant.
June 23, 2026
St. Mary’s County Health Department will distribute Potassium Iodide tablets to residents living or working within the 10 mile emergency protection zone (EPZ) of the Calvert Cliffs Nuclear Power Plant.