Category Archives: Downgraded magnitude

Earthquake magnitude has been downgraded but is still Mag 6.0+

Moderate Earthquake Tonga Islands 18-Oct-15 (E152911618)

See source attribution and disclaimer notice Derived from USGS and other event data. See details below. Automated Preliminary Details – subject to review. Magnitude 5.9 was 6.0 [subject to further review and confirmation] Date-Time: 2015-10-18T16:18:34.840Z (utc) Earthquake location: 16.244°S, 173.207°W … Continue reading

Posted in 12 - Kermadec - Tonga - Samoa Basin Area, 1730 - Tonga Islands, Downgraded magnitude, Earthquakes 2015, Mag 6 < Downgraded to 5, Magnitude 5, Moderate Earthquake | Tagged , | Leave a comment

Moderate Earthquake Salta Province. Argentina 17-Oct-15 (E152901133)

See source attribution and disclaimer notice Derived from USGS and other event data. See details below. Automated Preliminary Details – subject to review. Magnitude 5.9 was 6.0 [subject to further review and confirmation] Date-Time: 2015-10-17T11:33:09.050Z (utc) Earthquake location: 25.479°S, 64.436°W … Continue reading

Posted in Downgraded magnitude, Earthquakes 2015, Mag 6 < Downgraded to 5, Magnitude 5, Moderate Earthquake | Tagged , | Leave a comment

Moderate Earthquake Near Coast Of Central Chile 05-Oct-15 (E152781633)

See source attribution and disclaimer notice Derived from USGS and other event data. See details below. Automated Preliminary Details – subject to review. Magnitude 5.9 was 6.0 [subject to further review] Date-Time: 2015-10-05T16:33:26.180Z (utc) Earthquake location: 30.295°S, 71.673°W Seismic Region: … Continue reading

Posted in Downgraded magnitude, Earthquakes 2015, Mag 6 < Downgraded to 5, Magnitude 5, Moderate Earthquake | Tagged , | Leave a comment

Moderate Earthquake South Of Kermadec Islands 07-Sep-15 (E152501406)

See source attribution and disclaimer notice Derived from USGS and other event data. See details below. Automated Preliminary Details – subject to review. Magnitude 5.9 Was 6.2 [subject to further review] Date-Time: 2015-09-07T14:06:24.510Z (utc) Earthquake location: 32.866°S, 177.680°W Seismic Region: … Continue reading

Posted in 12 - Kermadec - Tonga - Samoa Basin Area, Downgraded magnitude, Mag 6 < Downgraded to 5, Magnitude 5, Strong Earthquake | Tagged , , | Leave a comment

Moderate Earthquake D’entrecasteaux Islands Region 17-Nov-14 (E143210106)

See source attribution and disclaimer notice Details – subject to review. Derived from Event Data Source: USGS. See details below Magnitude 6.1 5.8 Mw [subject to further review] This link shows the event and any aftershocks during the following month … Continue reading

Posted in 15 - Bismarck and Solomon Islands, Downgraded magnitude, Earthquakes 2014, Mag 6 < Downgraded to 5, Magnitude 5, Moderate Earthquake | Tagged , , | Leave a comment

Mag 6.7 Earthquake Nr Coast Of Northern Chile 16-Mar-14 (E140752116)

See source attribution and disclaimer notice Details Derived from Event Data Source: USGS. See details below Magnitude 6.7 [Reviewed – Initial 7.0] This link shows the event and any aftershocks during the following month using the IRIS Earthquake Browser Date-Time: … Continue reading

Posted in Downgraded magnitude, Earthquakes 2014, Magnitude 6, Strong Earthquake | Tagged , , , , , | 1 Comment

Magnitude 5.9 Mwb Northern Mid-Atlantic Ridge 05-Sep-13 (b000ji6r)

See source attribution and disclaimer notice Created using the following data sources: USGS, EMSC-CESM and GFZ Potsdam

Posted in Downgraded magnitude, Earthquakes 2013, Mag 6 < Downgraded to 5, Magnitude 5, Moderate Earthquake | Tagged , , , | 1 Comment