The Serious Crash Unit is attending.
Further north fallen power lines closed a road near Kaikohe tonight.
Northland Police said on Facebook that Ngapipito Rd is closed between Moerewa and Kaikohe after a car hit a power pole.
The car and driver left the scene without calling emergency services, the post read.
"I hope he or she reflects on the danger they left our community to face tonight.
"There are power lines on the road. Top Energy staff are working on site now."
Ngapipito Road is closed between Moerewa and Kaikohe after a car hit a powerpole.
The car and driver left the scene...
Posted by Northland Police on Friday, 31 August 2018
It was expected that the road will be closed until about midnight.
"If you need to travel between Moerewa and Kaikohe please use SH1," the post read.
Earlier today a two-car crash in Kumeu closed a section of Old North Road causing diversions.
Another power cut this afternoon affected about 2000 homes in Flatbush from about 3pm to 5.20pm, according to Vector.
State Highway One is closed south of Ward in Marlborough following a truck crash.
Police were notified a truck had rolled at about 9.40pm.
"The driver wasn't injured," police say.
"The road is blocked in both directions and will be until the truck can be removed.
"This could take some time and there are no diversions available."
Police asked motorists to avoid the area if possible and to please be patient if they experience delays.
Meanwhile, in Whanganui a section on SH4 has closed due to slips.
NZ Transport Agency says this road is closed to "ensure road user safety due to high risk of slips" in the area.
An update on the closure is expected tomorrow at 3pm.