Archive | Earthquake

Recent earthquakes on Hawaii Island as of 7:21 a.m. Thursday, May 3, 2018. Map via USGS

Quake intensity slightly less Thursday (May 3) but Puna residents warned to prepare and stay vigilant

The Hawaiian Volcano Observatory reports the situation continues with a slight drop in intensity since yesterday.

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Epicenter of 4.6 magnitude (preliminary) quake at 10:30 a.m. Thursday (May 3). Map vis USGS.

Cracks from recent magma movement and quakes damage roadway, force detours in Puna

The Department of Public Works reports the section of Pahoa-Pohoiki Road between Kapoho Road (Route 132) and Leilani Avenue. is closed in both directions due to road damage.

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A portion of Hawai‘i Volcanoes National Park is closed due to potential volcanic hazards

Due to the possibility of a new eruption and unstable geologic activity, park management closed 15,688 acres near Kīlauea Volcano’s Pu‘u ‘Ō‘ō vent to the ocean.

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Recent earthquakes in the Puna area as of 10:22 a.m. Wednesday, May 2, 2018. Map via USGS

High rate of quakes continue in Puna as magma moves in east rift zone

According to a Civil Defense briefing early Tuesday, a magma dike, or pathway of rising magma, is making its way down to the lower Puna area past Pahoa-Kalapana Road (Route 130). Residents should prepare in case an eruption forces an evacuation.

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Pu‘u ‘Ō‘ō Crater floor collapses, increased earthquake activity in Puna

The Hawaiian Volcano Observatory reports increased shallow earthquake activity in the Puna district below Kilauea volcano in the area between Pu’u O’o and Pahoa-Kalapana Road (Route 130).

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Fig. 68.  Church at Waiohinu wrecked by earthquake. [A copy of this print can be found at the Hawaiian Historical Society with writing on the back: “[on back] #24 H.L. Chase Fort Street Honolulu H.I. Waiohinu Church Destroyed by the Earthquake April 2, 1868.”

Volcano Watch: Seismic event devastated Ka‘ū 150 years ago

Estimated to have been at least magnitude-7.9, this earthquake struck near Pāhala in the Ka‘ū District of the Island of Hawaiʻi on April 2, 1868.

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Strong 6.9M quake in Papua New Guinea, no tsunami threat to Hawaii

An earthquake with a magnitude of 6.9 occurred in the New Britain Region, Papua New Guinea at 11:26 a.m. HST on Thursday, March 29 2018. There is no Pacific-wide tsunami and there is no tsunami threat to Hawaii.

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Strong quake in Papua New Guinea area, no tsunami threat

An earthquake with a preliminary magnitude of 7.0 occurred in the New Britain Region, Papua New Guinea at 11:51 p.m. HST on Sunday, March 25, 2018. Based on all available data there is no tsunami threat from this earthquake.

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Strong quake in Papua New Guinea, no tsunami threat

An earthquake with a preliminary magnitude of 6.8 occurred in the New Ireland region, Papua New Guinea at 7:40 a.m. HST on Thursday, March 8, 2018. Based on all available data there is no tsunami threat from this earthquake.

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Volcano Watch: Slow slip event on Kīlauea Volcano’s south flank is expected this year

Can you guess when the next slow slip event will happen on Kīlauea Volcano’s South Flank? Slow slip events are sometimes called “slow earthquakes” or “episodic slip events.”

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Very strong quake in Mexico, no tsunami threat to Hawaii Friday (Feb 16)

An earthquake with a preliminary magnitude of 7.5 occurred in Oaxaca, Mexico at 1:39 p.m.HST on Friday, February 16, 2018. Based on all available data there is no tsunami threat from this earthquake.

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Volcano Watch: Why do some earthquakes have negative depths?

Astute visitors to the USGS Hawaiian Volcano Observatory (HVO) website may have noticed that some recent earthquakes have negative depths.

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Hawaii Emergency Management Agency fumbles again

Hawaii residents were left in the dark once again by the Hawaii Emergency Management Agency when they went looking for tsunami evacuation maps in preparation during a tsunami watch early Tuesday (Jan 23).

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Very strong 7.9M quake near Alaska, tsunami watch for Hawaii is CANCELLED

The Pacific Tsunami Warning Center has cancelled the Tsunami Watch for the State and Island of Hawaii. Based on available data, there is no tsunami threat to the State and island of Hawaii.

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