Crews from Ramsey and Huntingdon were called to a large quantity of unknown rubbish well alight next to a derelict building at RAF Upwood.
Firefighters wearing breathing apparatus used a hose reel to extinguish the fire and returned to their stations by 5.03pm.
Cause of the fire was deliberate.
Anyone with information should contact police on 101 or call Crimestoppers anonymously on 0800 555 111.
Twelve fire engines tackle blaze near Mildenhall
Firefighters were called to West Row at midday on Wednesday 8 May 2024.
Historic steam train thunders through Cambridgeshire
The Royal Scot passed through Ely on its journey to the Peak District.
Bronze Age gold stolen from Ely Museum
Bronze Age gold artefacts have been stolen during a break-in at Ely Museum.
Six people seriously injured in A142 crash
Six people have been seriously hurt in a crash between Fordham and Newmarket.
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Sunny intervals
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Sunny intervals
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