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Light mag. 2.9 earthquake - 49 km northeast of Port Pirie, South Australia, on Friday, Aug 19, 2022 at 11:44 pm (GMT +9:30) -

Light mag. 2.9 earthquake - 49 km northeast of Port Pirie, South Australia, on Friday, Aug 19, 2022 at 11:44 pm (GMT +9:30) Light mag. 2.9 earthquake - 49 km northeast of Port Pirie, South Australia, on Friday, Aug 19, 2022 at 11:44 pm (GMT +9:30)

Light magnitude 2.9 earthquake at 5 km depth

19 Aug 14:18 UTC: First to report: VolcanoDiscovery after 4 minutes.
19 Aug 14:36: Now using data updates from GeoAu
21 Aug 21:58: Hypocenter depth recalculated from 10.0 to 4.8 km (from 6.2 to 3 mi). Epicenter location corrected by 2 km (1.2 mi) towards NE.

Earthquake details

Date & timeAug 19, 2022 14:14:25 UTC -
Local time at epicenterFriday, Aug 19, 2022 at 11:44 pm (GMT +9:30)
StatusConfirmed
Magnitude2.9
Depth4.8 km
Epicenter latitude / longitude32.813°S / 138.289°E (Mount Remarkable, South Australia, Australia)
Antipode32.813°N / 41.711°W
Shaking intensityWeak shaking
Felt4 reports
Primary data sourceGeoAu (Geoscience Australia )
Nearby towns and cities9 km (6 mi) NW of Booleroo Centre (pop: 499) | Show on map | Quakes nearby
49 km (31 mi) NNE of Port Pirie (pop: 13,200) | Show on map | Quakes nearby
53 km (33 mi) NW of Jamestown (pop: 1,610) | Show on map | Quakes nearby
54 km (34 mi) WNW of Peterborough (pop: 1,530) | Show on map | Quakes nearby
60 km (37 mi) SE of Port Augusta (pop: 6,470) | Show on map | Quakes nearby
60 km (38 mi) N of Crystal Brook (pop: 1,510) | Show on map | Quakes nearby
72 km (45 mi) ENE of Whyalla (pop: 3,620) | Show on map | Quakes nearby
237 km (147 mi) N of Adelaide CBD (pop: 1,225,200) | Show on map | Quakes nearby
Weather at epicenter at time of quakeFew Clouds 8.1°C (47 F), humidity: 96%, wind: 3 m/s (6 kts) from W
Estimated seismic energy released1.4 x 109 joules (392 kilowatt hours, equivalent to 0.338 tons of TNT) | about seismic energy
Show interactive Map
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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.
Mag.DepthLocationSource
2.94.8 kmAustralia: Booleroo Centre, SAGeoAu
2.910 kmNEAR COAST OF SOUTH AUSTRALIAEMSC
2.910 kmNear Coast of South AustraliaRaspberryShake

Seismograms

Seismic station: Yappala Station, SA (YAPP/AU network) | Distance from quake: 105 km / 65 mi | Show on map | Station Info
Seismic station Yappala Station, SA: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool
Seismogram (vertical component) around time of quake. Source: IRIS Buffer of Uniform Data (BUD) webtool
Seismic station: Buckleboo, South Australia (BBOO/AU network) | Distance from quake: 208 km / 130 mi | Show on map | Station Info
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User reports for this quake (4)

At magnitude 2.9, this quake might have been felt very close to the epicenter and under calm conditions.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Booleroo Centre south Australia (9.8 km SE of epicenter) [Map] / Very weak shaking (MMI II) / rattling, vibrating / 10-15 s : Windows rattling and low rumble | One user found this interesting.  
Booleroo Centre (9.3 km SE of epicenter) [Map] / Weak shaking (MMI III) : In bed, initially sounded like thunder before I felt the rumble | One user found this interesting.  
Booleroo Centre / Weak shaking (MMI III) / rattling, vibrating / 10-15 s : Very loud rumble and noticeable vibration. | One user found this interesting.  
booleroo centre / Light shaking (MMI IV) / rattling, vibrating / 2-5 s : Light shaking | One user found this interesting.  

Earlier earthquakes in the same area

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