Halemaumau Collapse/Explosion Event, 18 July 2018

Accessed on 18 July 2018, 1506 UTC, Post #17240.


Email message from the Hawaii Count Civil Defense Agency.


There’s been another collapse and explosion at the Halemaumau Crater near the Kilauea summit.  Here’s the latest updated from the Hawaii County Civil Defense Agency:

“A message from COUNTY OF HAWAII

This is a Civil Defense message for Wednesday, July 18 at 01:45 in the early morning.

Hawaiian Volcanoes Observatory reports a collapse/explosive event with energy equal to a 5.4 magnitude earthquake has occurred at Halemaumau Crater at 01:28 on Wednesday morning.


The Pacific Tsunami Warning Center reports there is no Tsunami Threat to the Island of Hawaii.


Due to the Volcanic Activity, the following is provided for your awareness:

  • Residents in the area affected by earthquakes are advised to monitor utility connections of gas, electricity, and water after the collapse/explosive event.
  • When driving be on the lookout for cracks in roadways.
  • IF ash is observed stay indoors or seek cover.


Again there is No Tsunami Threat to the Island of Hawaii.

We are on watch 24-hours a day for your safety.

This is your Hawaii County Civil Defense Agency.”

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Until next time,

Russ Roberts