Northwestern Motorway Reopens After Serious Crash in Auckland

Auckland’s Northwestern Motorway has fully reopened following a serious two-vehicle collision that caused significant traffic disruptions on Sunday, March 1, 2026. The crash, which occurred in the morning, resulted in one person sustaining serious injuries.

Details of the Incident

Emergency services responded to the scene of the crash on the Northwestern Motorway. According to reports from RNZ, one car was severely damaged in the incident [1]. Initially, two lanes were closed, leading to substantial traffic congestion extending as far as Hobsonville Road by 11:30 AM.

Traffic Impact and Resolution

The lane closures caused significant delays for commuters. Traffic built up considerably, impacting travel times throughout the morning. However, all lanes were reopened by 2:00 PM, restoring normal traffic flow [1].

Location Context: Hobsonville Road

Hobsonville Road serves as a vital east-west connection between Westgate and Hobsonville Point, providing an alternative route and supporting State Highway 18 [3]. It is similarly an important link to Auckland’s ferry terminals and the Westgate area.

Northwestern Motorway Overview

The Northwestern Motorway, historically known as the Auckland-Kumeu Motorway, is a key route serving Auckland, functioning as both a major western and secondary northern route out of the city [4]. The 21-kilometer motorway begins at Stanley St in Parnell and extends through the Central Motorway Junction and West Auckland.

Motorists can check current traffic conditions at the North Western Motorway near Hobsonville Road using the live traffic camera available [2].