One of the four people injured in a two-car crash in Mourea was taken to Rotorua Hospital.
Emergency services were called to the intersection of State Highway 33 and Hamurana Rd where the two cars crashed at 9.05am.
A St John spokeswoman said three people were being treated for moderate injuries and one person was being treated for minor injuries.
One person was taken to Rotorua Hospital with moderate injuries.
Police said the east-bound lane was partially blocked and the west-bound lane was completely blocked.