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Magnitude-4.0 Earthquake Rumbles in Deep Ocean Offshore of Kailua-Kona

July 7, 2021, 8:25 AM HST
* Updated July 7, 9:18 AM
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Update 8:48 a.m.

The USGS Hawaiian Volcano Observatory reported the quake as a magnitude-4.2, occurring at 7:41 a.m.

According to HVO, the tremor was 45 miles west-northwest of Kalaoa, Hawaiʻi at a depth of 0.6 miles.

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No tsunami is expected after a magnitude-4.0 earthquake rumbled in the deep ocean south of Kaho‘olawe this morning, July 7.

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The quake was 49 miles east-southeast of Kalaoa and Kailua-Kona.

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This is the second earthquake that has rattled offshore of the Big Island within days of each other. A magnitude-5.2 earthquake rumbled less than three miles north and offshore of Waipiʻo Valley, at a depth of 17 miles below sea level.

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