Mag. 2.9 earthquake - 17 mi east of Honaunau-Napoopoo, Hawaii, USA, on 6 Oct 2:23 pm (GMT -10) -
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Minor magnitude 2.9 earthquake at 7 km depth
7 Oct 00:27 UTC: First to report: USGS after 4 minutes.
7 Oct 00:29: Magnitude recalculated from 2.6 to 2.7.
7 Oct 02:14: Magnitude recalculated from 2.7 to 2.9. Hypocenter depth recalculated from 7.9 to 6.9 km (from 4.9 to 4.3 mi). Epicenter location corrected by 2 km (1.2 mi) towards SE.
7 Oct 00:29: Magnitude recalculated from 2.6 to 2.7.
7 Oct 02:14: Magnitude recalculated from 2.7 to 2.9. Hypocenter depth recalculated from 7.9 to 6.9 km (from 4.9 to 4.3 mi). Epicenter location corrected by 2 km (1.2 mi) towards SE.
Local time at epicenter: 6 Oct 2:23 pm (GMT -10)
Magnitude: 2.9
Depth: 6.9 km
Epicenter latitude / longitude: 19.53467°N / 155.61117°W

Nearest volcano: Mauna Loa (8 km / 5 mi)
Nearby towns and cities:
28 km (17 mi) ENE of Honaunau-Napoopoo (pop: 2,570) --> See nearby quakes!
37 km (23 mi) ESE of Holualoa (Hawaii County) (pop: 8,540) --> See nearby quakes!
41 km (25 mi) WNW of Volcano Village (pop: 2,580) --> See nearby quakes!
42 km (26 mi) ESE of Kailua Kona (Hawaii County) (pop: 12,000) --> See nearby quakes!
44 km (28 mi) ESE of Kalaoa (Hawaii County) (pop: 9,640) --> See nearby quakes!
49 km (30 mi) SSE of Waikoloa (pop: 4,810) --> See nearby quakes!
55 km (34 mi) S of Waimea (Hawaii County) (pop: 9,210) --> See nearby quakes!
59 km (36 mi) WSW of Hilo (pop: 43,300) --> See nearby quakes!
7696 km (4782 mi) W of Washington (District of Columbia) (pop: 601,700) --> See nearby quakes!
7696 km (4782 mi) W of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
Weather at epicenter at time of quake:
Scattered Clouds
21°C (70 F), humidity: 64%, wind: 2 m/s (4 kts) from WNW
Primary data source: USGS (United States Geological Survey)
Scattered Clouds

Estimated released energy: 1.4 x 109 joules (392 kilowatt hours, equivalent to 0.338 tons of TNT) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
Magnitude | Depth | Location | Source |
M 2.9 | 6.9 km | 27 Km ENE of Honaunau-Napoopoo, Hawaii, USA | USGS |
M 2.9 | 10 km | Island Of Hawaii, Hawaii, USA | EMSC |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 2.9, this quake might have been felt very close to the epicenter and under calm conditions.
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Mag. 2.9 earthquake - 17 mi east of Honaunau-Napoopoo, Hawaii, USA, on 6 Oct 2:23 pm (GMT -10)Click here to search our database for earlier earthquakes in the same area since 1900!