Around 25 firefighters were called to tackle a fire on moorland last night.
The incident occurred new Downholme, with the fire service called at about 9.20pm on Thursday.
Crews from Richmond, Colburn, Reeth, Leyburn and Northallerton responded to the blaze which North Yorkshire Fire and Rescue Service said was caused by a dropped flare.
A spokesperson for Richmond Fire Station said: “Last night we had reports of a fire on the military ranges on Downholme Moor.
“On arrival we were faced with a large fire spreading across the moor fanned by the wind.
“We made pumps three with appliances from Reeth and Colburn assisting.
“As the wind was blowing the fire into areas with trees a further two appliances from Leyburn and Northallerton were then requested.
“Beaters, backpack sprayers, hose reels and backpack blowers were used to extinguish the fire.
Crews used three hose reel jets, six knapsack sprayers and 10 beaters to extinguish the fire, along with assistance from the Army.