Minor mag. 2.7 earthquake - Kalgoorlie-Boulder, WA, Australia, on Friday, 23 October 2020 at 03:58 (GMT) -

Minor mag. 2.7 earthquake  - Kalgoorlie-Boulder, WA, Australia, on Friday, 23 October 2020 at 03:58 (GMT)

Minor magnitude 2.7 earthquake at 1 km depth

23 Oct 04:35 UTC: First to report: EMSC after 37 minutes.
23 Oct 04:36: Now using data updates from GeoAu
25 Oct 20:11: Magnitude recalculated from 2.6 to 2.7. Hypocenter depth recalculated from 5.0 to 0.9 km (from 3.1 to 0.6 mi). Epicenter location corrected by 5.6 km (3.5 mi) towards WNW.
Date & time: 23 Oct 2020 03:58:01 UTC -
Magnitude: 2.7
Depth: 0.9 km
Epicenter latitude / longitude: 30.766°S / 121.362°E (Western Australia, Australia)
Nearby towns and cities:
9 km (5 mi) W of Somerville (pop: 4,430)
11 km (7 mi) SW of Kalgoorlie (pop: 31,100)
12 km (8 mi) W of Boulder (pop: 4,870)
25 km (16 mi) NE of Mount Burges (pop: 100)
28 km (17 mi) NE of Coolgardie (pop: 864)
40 km (25 mi) NW of Stoneville (pop: 2,840)
54 km (34 mi) NE of Bulla Bulling (pop: 11)
55 km (34 mi) NW of Kambalda West (pop: 1,750)
Weather at epicenter at time of quake:
Clear Sky 21°C (70 F), humidity: 37%, wind: 5 m/s (10 kts) from ENE
Primary data source: GeoAu
Estimated released energy: 7.1 x 108 joules (197 kilowatt hours, equivalent to 0.169 tons of TNT) [learn more]
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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.
M 2.70.9 kmKalgoorlie-Boulder, WA, AustraliaGeoAu
M 2.65 km8 Km SW of Kalgoorlie, AustraliaEMSC

User reports for this quake (7)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 2.7, this quake might have been felt very close to the epicenter and under calm conditions.
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10.7 km ESE of epicenter [Map] / Moderate shaking (MMI V) : Huge bang, front window buckled.
Broadwood 6430 / not felt / single vertical bump / very short : Just one big bang
Kalgoorlie / Weak shaking (MMI III) / rattling, vibrating / very short : I thought that it was a mining blast until I heard the news that it was an earthquake
Kalgoorlie / Weak shaking (MMI III) / 1-2 s : A loud crack and house shaking briefly.
Kalgoorlie / Light shaking (MMI IV) / 2-5 s
Broadwood / Moderate shaking (MMI V) : A strong 'Jolt'.
Somerville / Strong shaking (MMI VI) / single vertical bump / 1-2 s
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Earlier earthquakes in the same area since 1900

Minor mag. 2.7 earthquake - Kalgoorlie-Boulder, WA, Australia, on Friday, 23 October 2020 at 03:58 (GMT)

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