Light magnitude 3.1 earthquake at 10 km depth
7 Jun 16:18 UTC: First to report: VolcanoDiscovery after 9 minutes.
7 Jun 16:38: Now using data updates from GeoAu
7 Jun 16:55: Epicenter location corrected by 2 km (1.2 mi) towards N.
Update Wed, 7 Jun 2023, 16:45
Small magnitude 3.1 earthquake 15 miles southeast of Grafton, Australia
3.1 quake 8 Jun 2:09 am (GMT +10)
Geoscience Australia (GeoAu) reported a magnitude 3.1 quake in Australia near Grafton, Clarence Valley, New South Wales, 36 minutes ago. The earthquake hit early morning on Thursday, June 8th, 2023, at 2:09 am local time at a shallow depth of 6.2 miles. Magnitude and other quake parameters can still change in the coming hours as the agency continues to process seismic data.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include South Grafton (pop. 6,200) located 15 miles from the epicenter, Grafton (pop. 10,500) 15 miles away, and Coutts Crossing (pop. 1000) 17 miles away. In Lawrence (pop. 1000, 19 miles away), Woolgoolga (pop. 5,500, 24 miles away), Yamba (pop. 6,900, 26 miles away), Emerald Beach (pop. 2,300, 27 miles away), and Coffs Harbour (pop. 26,700, 37 miles away), the quake was probably not felt.
If you were or still are in this area during the quake help others with your feedback and report it here.
If you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable to earthquake science, seismic hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!
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. | Depth | Location | Source |
| 3.1 | 10 km | Australia: Grafton, NSW | GeoAu |
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