Here is what we know.
Neighbouring properties were evacuated.
The boy was hit when he was walking home from playing at the park.
Whanganui District councillors were told stormwater was regularly overwhelming the sewerage network during heavy rain.
The driver of the vehicle died at the scene.
Ngāti Maika hapū says the act of vandalism is "gut-wrenching" but won't stop the name change.
The small settlement of Pākaraka was formally known as Maxwell.
Police are investigating the incident.
Police urge anyone with information to come forward.
