The fire broke out about 1.30pm at Kohuora Park. Photo / Jason Oxenham
Initially there was one fire engine at the scene, but fire crews called in reinforcement to help get the blaze under control.
A request for Police to evacuate nearby homes was called, but Ruru was unable to confirm if this was carried out.
A Lendenfeld Dr resident said emergency services had closed the street to battle the blaze.
Dark and heavy smoke, fanned by a strong breeze, was billowing into the sky.
The fire appeared to be in the swamp section of the reserve, the resident said.
Meanwhile a fire broke out on Esmonde Rd in Takapuna with Fire and Emergency Services called at 2.52pm.
Ruru said the incident was a grass fire on the roads median strip, a crew had the fire under control.