The warning siren system includes 97 sirens positioned within a 10-mile radius of the facility. County emergency management authorities operate the sirens.

LIMERICK TWP., Pa. - Montgomery County's only nuclear power plant will test its emergency warning sirens next week.

RELATED: West Carrollton installs new emergency sirens to detect severe weather Nine local communities are planning to test their new emergency warning sirens at noon Monday. Brookville, Clay Twp., ...

Pacific Gas & Electric will be conducting annual maintenance on the Early Warning System sirens during the week.

Constellation will conduct its semi-annual, full-volume test of the emergency warning sirens surrounding Limerick nuclear ...

The tests will take place on June 3-4, testing nearly 100 sirens within a 10-mile radius around Peach Bottom.

Limerick Township said Tuesday that it will conduct its semi-annual test of the emergency warning sirens surrounding Limerick ...