Constellation is conducting its semi-annual, full-volume test of the Limerick Clean Energy Center's emergency warning sirens on Monday, Dec. 1 at 2 p.m.

SAN CLEMENTE, Calif. (KABC) -- Sirens went off three times between 10 a.m. and noon Wednesday in the San Onofre area, possibly the final drill from the San Onofre Nuclear Generation Station, as the ...

PHOENIX – If you hear sirens going off in the far West Valley on Wednesday, don’t worry. It’s only a test of the Palo Verde Nuclear Generating Station emergency warning system. The system’s 70 sirens ...

NEW HILL, NC -- Annual maintenance. That's Duke Energy's explanation for warning sirens around the Harris Nuclear Power plant going off at seemingly random times over the past week. But no one seemed ...

A nuclear power station in the Midstate will test its emergency warning sirens next week. Constellation Energy, which ...

OAK RIDGE, Tenn. (WATE) — Those in and around Oak Ridge may hear sirens next week as testing is conducted on the public warning siren system. Consolidated Nuclear Security (CNS), which operates the ...

NEW HILL — The 85 outdoor warning sirens around Harris Nuclear Plant will be tested for five to 30 seconds between 10 a.m. and 11 a.m. on Wednesday, April 9, as scheduled. To ensure they are ...

ONTARIO, N.Y. – If you hear sirens near Ginna Nuclear Power Plant in the Town of Ontario on Tuesday, don’t be alarmed. The nuclear power plant will perform its annual public notification test. More ...

As tensions continue to escalate between the United States and North Korea, Hawaii plans to test a state-wide siren to help warn its residents in case of a nuclear attack. CBS Military Analyst and ...

(WHTM) — If you’re in southeastern York, southwestern Lancaster counties, or part of Maryland, you’ll likely hear a siren next week. The Peach Bottom Clean Energy Center — formerly the Peach Bottom ...