Three grass fires and a bin blaze in Hyndburn are believed to have been started deliberately.
Crews were called to the rail embankment in Huncoat near Altham Lane at 5pm on Tuesday, April 21.
Firefighters were also called to a grass fire on Plantation Road at 7.20pm and another at the top of the Coppice off Sandy Lane just after 8pm.
A bin in the children’s play area at Milnshaw Park on Hyndburn Road was also set alight at around 9.15pm.
