Nuclear Siren Testing Scheduled in Hartsville

Sirens around Robinson Nuclear Plant to be tested on Wednesday

Apr. 1, 2026 at 12:03pm

A sweeping, atmospheric landscape painting depicting a nuclear power plant dwarfed by an imposing storm system in the distance, conveying the overwhelming power of nature and the importance of preparedness.A looming storm system casts an ominous shadow over a nuclear power plant, underscoring the need for vigilant safety protocols.Hartsville Today

Duke Energy and county officials in Hartsville, South Carolina will be conducting a test of the outdoor warning sirens around the Robinson Nuclear Plant on Wednesday, April 1 between 1 p.m. and 5 p.m.

Why it matters

Regular testing of nuclear plant warning sirens is an important safety protocol to ensure the system is functioning properly in the event of an emergency. Hartsville is home to the Robinson Nuclear Plant, which has been in operation since the 1970s.

The details

The siren test will take place over a 4-hour period on Wednesday afternoon, with the sirens being activated multiple times during that timeframe. This is a routine test that is conducted periodically to verify the sirens are working as intended to alert residents in the surrounding area in the event of a nuclear incident.

  • The siren test will be conducted on Wednesday, April 1, 2026 between 1 p.m. and 5 p.m.

The players

Duke Energy

The electric power and energy company that operates the Robinson Nuclear Plant in Hartsville.

Hartsville

The city in South Carolina where the Robinson Nuclear Plant is located and where the siren test will take place.

Got photos? Submit your photos here. ›

The takeaway

The regular testing of the nuclear plant warning sirens is a critical safety measure to ensure the community is prepared in the unlikely event of an emergency at the Robinson Nuclear Plant.