Police say the incident happened just off Waipahi Highway around 11am. St John have dispatched a helicopter to respond, while Worksafe has been advised.
There are currently three active fires burning in the Los Angeles area, according to the California Department of Forestry and Fire. The three active fires are the Palisades, Eaton and Hurst blazes.
A notice, controlling movements of fruit and vegetables, was put in place for two weeks. Biosecurity NZ commissioner Mike Inglis says teams have been out and about at various markets over the weekend.