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Updated 2021-10-29 14:46:13 UTC

M 5.1 — South Sandwich Islands region

Magnitude 5.1, depth 73.1 km, 2021-08-14 18:11:56 UTC.

MagnitudeM 5.1
Depth73.1 km
Felt reports—
Statusreviewed
TsunamiNo
Quake Pulse

What to know

A short factual reading of this event from the available observations.

  • Magnitude M 5.1 at 73.1 km depth.
Counts describe detected earthquakes and are not a forecast or hazard assessment.
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Within the Quake Pulse database

Long-term comparisons are more robust at higher magnitudes because small-earthquake detection capability has changed over time.

Magnitude rank in database#28,238
M4.5+ within 250 km, ±15 days509
Sequence context499 events →
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Impact and context

Descriptive indicators available for this event and its surroundings.

16/100Limited context
Felt reports—
Max felt intensity (CDI)—
Instrumental intensity (MMI)—
PAGER alertNot available
Tsunami indicator—
USGS significance400
Depth contextIntermediate
Nearby major city—
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These indicators describe data available after detection. They are neither a forecast nor a direct estimate of damage or individual risk.

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Around this epicenter

Nearby events observed around this epicenter. Spatial proximity does not necessarily mean they belong to the same sequence.

50 km100 km250 km
M 5.1 · South Sandwich Islands region · 100 kmInteractive 3D view of earthquakes within 100 km of M 5.1 · South Sandwich Islands region.M 5.1 · South Sandwich Islands regionM 5.1 · South Sandwich Islands region · 31.5 kmM 4.5 · South Sandwich Islands region · 25.6 kmM 5.1 · South Sandwich Islands region · 15.9 kmM 5.1 · South Sandwich Islands region · 15.0 kmM 5.5 · South Sandwich Islands region · 10.0 kmM 4.6 · South Sandwich Islands region · 81.2 kmM 5.5 · South Sandwich Islands region · 96.1 kmM 4.9 · South Sandwich Islands region · 71.6 kmM 4.7 · South Sandwich Islands region · 57.9 kmM 4.9 · South Sandwich Islands region · 71.5 kmM 5.1 · South Sandwich Islands region · 69.3 kmM 4.9 · South Sandwich Islands region · 31.7 kmM 4.9 · South Sandwich Islands region · 38.3 kmM 5.0 · South Sandwich Islands region · 75.4 kmM 4.6 · South Sandwich Islands region · 32.3 kmM 5.1 · South Sandwich Islands region · 76.3 kmM 4.7 · South Sandwich Islands region · 83.9 kmM 4.9 · South Sandwich Islands region · 90.8 kmM 4.5 · South Sandwich Islands region · 39.1 kmM 5.6 · South Sandwich Islands region · 34.9 kmM 4.6 · South Sandwich Islands region · 44.7 kmM 4.5 · South Sandwich Islands region · 85.0 kmM 4.6 · South Sandwich Islands region · 95.7 kmM 4.8 · South Sandwich Islands region · 94.8 kmM 4.9 · South Sandwich Islands region · 78.7 kmM 4.9 · South Sandwich Islands region · 82.4 kmM 5.1 · South Sandwich Islands region · 85.0 kmM 5.6 · South Sandwich Islands region · 80.9 kmM 4.5 · South Sandwich Islands region · 26.1 kmM 5.0 · South Sandwich Islands region · 91.9 kmM 5.1 · South Sandwich Islands region · 19.6 kmM 4.5 · South Sandwich Islands region · 84.3 kmM 4.7 · South Sandwich Islands region · 76.6 kmM 4.6 · South Sandwich Islands region · 21.3 kmM 4.5 · South Sandwich Islands region · 36.1 kmM 4.6 · South Sandwich Islands region · 29.2 kmM 4.5 · South Sandwich Islands region · 26.2 kmM 5.1 · South Sandwich Islands region · 40.9 kmM 4.9 · South Sandwich Islands region · 42.8 kmM 4.8 · South Sandwich Islands region · 22.9 kmM 5.3 · South Sandwich Islands region · 5.8 kmM 4.9 · South Sandwich Islands region · 93.4 kmM 5.2 · South Sandwich Islands region · 7.5 kmM 4.8 · South Sandwich Islands region · 23.9 kmM 5.1 · South Sandwich Islands region · 67.0 kmM 5.0 · South Sandwich Islands region · 74.3 kmM 4.7 · South Sandwich Islands region · 8.3 kmM 4.8 · South Sandwich Islands region · 15.8 kmM 4.8 · South Sandwich Islands region · 20.6 kmM 4.7 · South Sandwich Islands region · 14.2 kmM 4.7 · South Sandwich Islands region · 5.4 kmM 4.5 · South Sandwich Islands region · 91.6 kmM 4.6 · South Sandwich Islands region · 95.7 kmM 4.6 · South Sandwich Islands region · 73.8 kmM 5.0 · South Sandwich Islands region · 46.4 kmM 4.5 · South Sandwich Islands region · 75.1 kmM 4.6 · South Sandwich Islands region · 43.4 kmM 4.7 · South Sandwich Islands region · 7.9 kmM 5.0 · South Sandwich Islands region · 48.1 kmM 4.9 · South Sandwich Islands region · 78.3 kmM 4.6 · South Sandwich Islands region · 42.6 kmM 5.2 · South Sandwich Islands region · 84.3 kmM 4.6 · South Sandwich Islands region · 81.6 kmM 4.5 · South Sandwich Islands region · 25.6 kmM 4.5 · South Sandwich Islands region · 7.8 kmM 4.7 · South Sandwich Islands region · 90.8 kmM 4.7 · South Sandwich Islands region · 97.4 kmM 5.0 · South Sandwich Islands region · 3.8 kmM 4.5 · South Sandwich Islands region · 14.2 kmM 4.5 · South Sandwich Islands region · 64.6 kmM 4.6 · South Sandwich Islands region · 46.4 kmM 4.5 · South Sandwich Islands region · 80.8 kmM 5.1 · South Sandwich Islands region · 16.5 kmM 4.7 · South Sandwich Islands region · 94.4 kmM 5.0 · South Sandwich Islands region · 75.1 kmM 5.2 · South Sandwich Islands region · 10.9 kmM 4.9 · South Sandwich Islands region · 30.7 kmM 4.8 · South Sandwich Islands region · 23.0 kmM 6.0 · South Sandwich Islands region · 6.6 kmM 5.2 · South Sandwich Islands region · 18.5 kmM 4.6 · South Sandwich Islands region · 18.7 kmM 4.9 · South Sandwich Islands region · 46.3 kmM 4.7 · South Sandwich Islands region · 44.6 kmM 4.6 · South Sandwich Islands region · 74.1 kmM 4.7 · South Sandwich Islands region · 46.1 kmM 4.7 · South Sandwich Islands region · 18.8 kmM 4.6 · South Sandwich Islands region · 88.6 kmM 5.8 · South Sandwich Islands region · 7.7 kmM 4.6 · South Sandwich Islands region · 12.9 kmM 5.1 · South Sandwich Islands region · 84.1 kmM 5.0 · South Sandwich Islands region · 66.0 kmM 4.9 · South Sandwich Islands region · 13.8 kmM 5.2 · South Sandwich Islands region · 14.0 kmM 5.5 · South Sandwich Islands region · 10.8 kmM 5.2 · South Sandwich Islands region · 0.9 kmM 4.5 · South Sandwich Islands region · 19.2 kmM 4.8 · South Sandwich Islands region · 27.6 kmM 4.6 · South Sandwich Islands region · 30.2 kmM 4.6 · South Sandwich Islands region · 26.4 kmM 4.7 · South Sandwich Islands region · 30.8 km
M 5.1 · South Sandwich Islands region100 km100 Recent earthquakes

Descriptive map centered on the epicenter; it does not represent felt intensity or risk.

Sequence context

This event belongs to a sequence detected by Quake Pulse.

Open sequence →

Nearby events · 100 km

M 5.1South Sandwich Islands region31.5 km · 2021-09-13 14:11:29 UTCM 4.5South Sandwich Islands region25.6 km · 2021-09-13 04:10:09 UTCM 5.1South Sandwich Islands region15.9 km · 2021-09-13 02:34:04 UTCM 5.1South Sandwich Islands region15.0 km · 2021-09-13 01:45:42 UTCM 5.5South Sandwich Islands region10.0 km · 2021-09-11 09:23:03 UTCM 4.6South Sandwich Islands region81.2 km · 2021-09-11 05:09:08 UTCM 5.5South Sandwich Islands region96.1 km · 2021-09-10 17:07:15 UTCM 4.9South Sandwich Islands region71.6 km · 2021-09-09 20:57:18 UTC
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USGS data evolution

Earthquake parameters can be revised after first publication. This timeline shows versions retained by Quake Pulse.

Revisions1
Magnitude change+0.0M 5.1 → M 5.1
Depth change+0.0 km
Last update2602796 min
2021-10-29 14:46:13 UTC2021-10-29 14:46:13 UTC
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