Fire crews were called to four fires in recycling bins over the weekend.
On Saturday at 6.20am Alfreton was called to Green Hill Lane in Riddings to put out a large recycling bin on fire.
At 2.30pm a small fire was started in a waste paper bin on Fletcher Street in Heanor. Canvas buckets and a water back pack were used to extinguish the flames and police were informed of possible malicious ignition.
Crews were called out again to a recycling bin fire on the High Street in Heanor at 8pm on Saturday. Alfreton were called to a recycling bin on Park Side Drive in Codnor Park at 5.30am on Sunday.