Mag. 4.9 earthquake - South Atlantic Ocean, Antarctica, on 29 Sep 8:34 am (GMT -3) -
Light magnitude 4.9 earthquake at 10 km depth
29 Sep 12:08 UTC: First to report: USGS after 34 minutes.
Local time at epicenter: 29 Sep 8:34 am (GMT -3)
Magnitude: 4.9
Depth: 10.0 km
Epicenter latitude / longitude: 62.4579°S / 58.4645°W
(South Atlantic Ocean, Antarctica)Nearest volcano: Penguin Island (48 km / 30 mi)
Nearby towns and cities:
32 km (20 mi) S of Napier Rock Island --> See nearby quakes!
72 km (45 mi) SSW of World's End Island --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds
-5°C (23 F), humidity: 92%, wind: 18 m/s (34 kts) from NE
Primary data source: USGS (United States Geological Survey)
Overcast Clouds
-5°C (23 F), humidity: 92%, wind: 18 m/s (34 kts) from NEEstimated released energy: 1.4 x 1012 joules (392 megawatt hours, equivalent to 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 4.9 | 10 km | South Shetland Islands, Antarctica | USGS |
| M 4.9 | 10 km | South Shetland Islands, Antarctica | EMSC |
| M 4.8 | 10 km | TFAIAS (Argentina), Antarctica | INPRES |
| M 4.8 | 10 km | South Shetland Islands, Antarctica | GFZ |
User reports for this quake (2)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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5 Waboom Street, Sunnydale, Noordhoek / Weak shaking (MMI III) / simple rolling (tilting sideways along one direction) : I was in bed, I thought I had dreamt of waking up in bed in the am. And heard a rumble which was quite similar to that of a thunderstorm except it was more constant in sound, I looked out the window right by my bedside and noticed it was Grey weather but I do recall it appeared as if the house behind us was slightly shifting left along with the loud rumbling noise heard but I must of just continued to fall asleep after. That whole encounter only popped up in my mind later on in the day when on a | 2 users found this interesting.
South Shetland Islands / Moderate shaking (MMI V)
Earlier earthquakes in the same area
Mag. 4.9 earthquake - South Atlantic Ocean, Antarctica, on 29 Sep 8:34 am (GMT -3)Click here to search our database for earlier earthquakes in the same area since 1900!
