One appliance from the nearby Ryde Fire Station was called to the scene on Brading Road at around 17:30 after an Iveco Daily van leaked a considerable amount of diesel onto the filling station forecourt, creating a fire hazard.
The station has been temporarily closed to motorists, however Tesco store remains open as normal.
Meanwhile, firefighters from Newport have attended a small oven fire at a property on Fairlee Road, Newport. The fire was out on arrival.
One appliance from East Cowes were called to Hawthorn Meadows to an out of control bonfire.
UPDATED: Tesco Filling Station has reopened.