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Jan 141 min read
3 years on since the climate changing Tonga major volcanic eruption.
It's now 3 years on since the Hunga Tonga–Hunga Haʻapai 'VEI 6' submarine explosion that reached 57km into the mesosphere, sending...
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Dec 31, 20241 min read
2024 - A year in summary
It is time to say good-bye to 2024 in what was a quieter year of weather and geological events for upper North Island compared to the...
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Dec 1, 20241 min read
Te Aroha earthquake sequence awakens
This morning's Te Aroha shallow magnitude 3.2 earthquake on the Kerepehi Fault is the 3rd and strongest over the last 72 hours in the...
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Nov 24, 20241 min read
M2.1earthquake in the central Hauraki Gulf just before a whale stranding
An interesting magnitude 2.1 shallow earthquake under the Hauraki Gulf this afternoon. It occurred on the extension of the Hauraki fault...
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Jan 17, 20241 min read
2 years on since the climate changing Tonga major volcanic eruption.
It's been 2 years since the largest volcanic eruption of the 21st century (so far), occurred at the Hunga Tonga–Hunga Haʻapai, submarine...
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Dec 31, 20231 min read
Good-bye to 2023
It is time to say good-bye to 2023 in what was a year of notable historical weather events for upper North Island. We will finish the...
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Jul 16, 20231 min read
Atmospheric impacts18 months on from Tonga's volcanic eruption.
18 months on since the Hunga Tonga–Hunga Haʻapai volcanic eruption, the global surface temperature is +0.13°c above January 2022....
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May 20, 20231 min read
Large M7.7 Loyalty Islands quake triggers small tsunami
A large shallow magnitude 7.7 occurred in the Loyalty Islands at 2:57pm NZT on Friday afternoon which triggered small tsunami waves...
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Apr 25, 20231 min read
Geomagnetic storm, Auroras, and a large M7.1 earthquake
It was a very active 24 hours for space weather and seismic activity yesterday as a severe G4 geomagnetic storm bombarded earth’s...
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Mar 26, 20231 min read
Severe G4 geomagnetic storm impacts upper North
A severe level G4 Geomagnetic storm arrived into earth's magnetosphere on Friday evening NZT, triggering the Aurora Australis over the...
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Jan 15, 20231 min read
1 year on from the Tonga eruption - global temperature check.
It’s 12 months today since the Hunga Tonga–Hunga Haʻapai major volcanic eruption that sent atmospheric shock waves and tsunamis across...
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Jan 14, 20231 min read
Seismic activity in the last 7 days for the upper North Island
Here is a weekly summary for seismic activity under the upper North Island as detected by GeoNet. There have been 20 small earthquakes in...
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Jan 4, 20231 min read
Largest quake in nearly 100 years rocks upper North
A strong shallow magnitude 5.1 has rattled the upper and central North Island this morning at 5:39am and was felt by 20,000+. Located 5...
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Dec 31, 20221 min read
2022 comes to a close
It is time to say good-bye to 2022. We will finish the year with a partly cloudy day in the mid 20’s with maybe some isolated showers and...
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Dec 28, 20221 min read
Coromandel earthquake swarm re-awakens
Dual earthquakes today have re-awakened the earthquake swarm just off Whitianga. The first was a M2.5 at 6:20am and then a 2nd larger...
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Nov 28, 20221 min read
Seismic unrest within the Kermadec Arc
An intriguing series of shallow earthquakes in the last week including two M5.1 yesterday, 730km NE of the Hauraki Gulf. They are in the...
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Nov 10, 20221 min read
Series of deep earthquakes to the North
There were multiple large deep earths 1100km to the North of NZ on late Wednesday night. The first was a foreshock M6.8 10:38pm NZT which...
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Nov 2, 20221 min read
Small M2.6 shallow earthquake reawakens fault near Great Barrier Island
After 3 initial earthquakes in October 2021 the Cradock Channel fault line has re-awoken this morning with a small M2.6 at 6:46am 5km...
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Sep 21, 20221 min read
New quake swarm next to the Coromandel peninsula
A shallow magnitude M3.3 with an epicenter 25km east of Whitianga has rattled across the upper North Island this evening at 8:06pm. It’s...
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Sep 10, 20221 min read
Lake Taupō volcanic unrest increases
Lake Taupō currently has an ongoing earthquake swarm within the volcano's caldera. This morning at 6:36am a M4.2 earthquake rattled the...
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