QuakeScout

Alpine Fault

transform600 km

VERY HIGH RISK

The Alpine Fault runs almost the entire length of New Zealand's South Island along the Southern Alps. It ruptures in major earthquakes roughly every 300 years, and over 300 years have now passed since the last event, making it one of the most predictable major fault systems on Earth.

Type

transform

Length

600 km

Countries

1

Cities at Risk

2

Risk Assessment

75% chance of M8+ in next 50 years

Last Major Earthquake

M8.1South Island, New Zealand (1717-01-01)

Affected Countries

Cities Near This Fault

Data: USGS Earthquake Hazards Program