EDF Energy, which owns the Hartlepool Nuclear power station has released a statement after a "small fire" at the plant last night.
More than 10 fire engines attended the scene of the plant near Seaton Carew.
In a stament EDF Energy has confirmed there was a fire but says "there is no threat to the public or staff".
"EDF Energy confirms that at around 18:30 on 20 April a small fire was detected in the turbine hall of unit 2 at Hartlepool power station.
"The fire was quickly brought under control and any residual smouldering extinguished at 19:53.
"There were no injuries as a result of this incident and there is no threat to the public or staff.
"Unit 1 at the power station continues to operate normally."
More top news
A poll carried out this week found roses are still the preferred choice for two thirds of people on Valentine's Day.
The 'Teensleep' project is looking at how more and more youngsters are not getting enough sleep, often because they're glued to technology.
While all other regions saw life expectancy for men improve - the North East was the only region where male life expectancy went down.