A large oil spill is causing slippery conditions for vehicles on the road towards the West Coast of the South Island. A large oil spill is causing slippery conditions for vehicles on the road towards the West Coast of the South Island. Image / Google MapsA 10km oil spill is causing slippery conditions for vehicles on the main road heading towards the West Coast of the South Island. NZ Transport Agency Waka Kotahi said the spillage reportedly extends from the Porter Pass summit along SH73/West Coast Road, to the intersection with Benmore Road, near Springfield. They said the combination of oil and rain had made for “slippery conditions for vehicles to navigate.”Crews have now been sent to the site of the spill to begin the cleanup.

Source: New Zealand Herald December 28, 2025 10:31 UTC