Six units of the fire brigade are tackling a large gorse fire on Killery Mountain at Ballintogher in County Sligo.
The blaze has been raging over a large area of vegetation and forestry since half past two this afternoon.
A spokesperson for the fire service says crews have protected two houses which were close to the flames.
Four brigades from Sligo and two from Leitrim are still at the scene, while a Coast Guard helicopter has been assessing the extent of the fire.
No injuries have been reported.
Picture from Extensive gorse fire at Killery Ballintogher pic.twitter.com/fBly5sWlgK
— Sligo County Council (@sligococo) May 3, 2017