- Wednesday November 30th, 2016 :: 09:42 a.m. EST
Advisory
Exelon Energy to test TMI sirens tomorrow.
Exelon Energy to test TMI sirens tomorrow. 
Exelon Generation will conduct its semi-annual, full volume test of the emergency warning sirens surrounding Three Mile Island Generating Station on Thursday, Dec. 1 at approximately 12:15 p.m. This is one of two semi-annual tests performed each year.
Address/Location
South Londonderry Township Police Department, Pennsylvania
27 W Market St
Palmyra, PA 17078
Contact
Emergency: 9-1-1
Non-emergencies: 717-838-1376