First published · Last updated
Magnitude 5.5 earthquake in Kermadec Islands Region (2026-09-18)
A magnitude 5.5 earthquake occurred on 2026-09-18 at 23:18:28 UTC in the Kermadec Islands Region (coordinates -27.8581, -177.2286), depth 94.054 km. GDACS issued a Green alert.
Categories: severe-weather-and-natural-disasters
Generated scores
Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.
- Confidence
- 9/10
- Geographic reach
- 2/10
- Global importance
- 2/10
- Impact magnitude
- 4/10
- Positivity
- 1/10
- Urgency
- 3/10
Why it matters
Earthquakes can cause ground shaking, damage, and secondary hazards (e.g., landslides, local tsunamis). This event is moderate in size and fairly deep, and occurred in a remote oceanic region, so widespread impacts are unlikely but local monitoring and assessment are warranted.

