Northern shift manager Gareth Lewis said the incident involved two cars, one of which was on fire when crews arrived.
“There were no persons trapped,” he said.
A car erupted in flames after a two-vehicle crash on Totara St in Mount Maunganui on Saturday night.
Hato Hone St John said it was notified of the crash at 10.42pm and sent three ambulances, a rapid response unit and a manager to the scene.
“Our crews assessed and treated three patients, who were transported to Tauranga Hospital in a moderate condition,” it said.
About an hour later, emergency services were called to a second crash in Freyberg St, Ōtūmoetai, after a vehicle struck a tree.
Lewis said Fire and Emergency received the call at 11.53pm and sent three fire trucks from the same stations.
“On arrival we confirmed it was a single car crash and there were no persons trapped. We assisted police and ambulance,” he said.
Hato Hone St John said it was notified of the crash at 11.53pm and sent one ambulance, a rapid response unit, and a manager to the scene.
“Our crews assessed and treated one patient who was transported to Tauranga Hospital in a serious condition.”
Police said the vehicle was towed and inquiries into the circumstances of the crash are ongoing.