6.0

M6.0 Earthquake near southern Mid-Atlantic Ridge — June 10, 2020

2020-06-10 19:58:50 UTC (2020-06-10) · approx. 6:58 PM UTC-1 local

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MagnitudeM6.0(mww)
Time19:58 UTC≈ 6:58 PM UTC-1
Depth10.0 kmshallow crustal
Coordinates-15.807°, -13.036°
Felt byNo felt reports
Status✓ Reviewed by USGS· green PAGER
green Alert— no significant casualties or damage expected

On June 10, 2020 at 19:58 UTC, a magnitude 6.0 shallow crustal earthquake struck near southern Mid-Atlantic Ridge, at a depth of 10.0 km and coordinates -15.8069°, -13.0363°. The USGS PAGER system issued a green alert level for this event, indicating no significant casualties or damage expected.

Physical scale: An earthquake of magnitude 6.0 releases seismic energy equivalent to roughly 15 kilotons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 8.3 km — a useful intuition for the size of the slip patch on the fault.

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Map showing earthquake epicenter at -15.81°, -13.04°

ShakeMap — predicted shaking intensity

Modeled ground-motion intensity contoured on the Modified Mercalli scale (MMI). Computed by the USGS from the moment-tensor solution and regional ground-motion prediction equations.

USGS ShakeMap intensity contours for the M6.0 earthquake near southern Mid-Atlantic Ridge

Source: U.S. Geological Survey ShakeMap. View interactive ShakeMap on USGS

Earthquake Details

Magnitude
6.0 mww
Depth
10.0 km
shallow crustal
Location
-15.8069°N
-13.0363°E
Intensity (MMI)
0.0
weak

Technical Information

Event ID
us6000a9ik
Event Type
earthquake
Status
✓ Reviewed
Significance
554
Azimuthal Gap
29.0°
Min Station Distance
7.017°
RMS Residual
1.24 sec
Last Updated
2025-12-22 18:41:12 UTC

Common Questions

How strong was the magnitude 6.0 earthquake near southern Mid-Atlantic Ridge?

The magnitude 6.0 earthquake that struck near southern Mid-Atlantic Ridge on June 10, 2020 at 19:58 UTC had a depth of 10.0 km. For context, this was a strong earthquake capable of causing significant damage.

Where did the earthquake occur?

The earthquake epicenter was located at -15.8069°, -13.0363°, which is near southern Mid-Atlantic Ridge.

Were there aftershocks?

Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 6.0 earthquakes can continue for weeks to months and gradually diminish over time.

Authoritative source: USGS event page (event ID: us6000a9ik). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2020, June 10, 2020). M6.0 Earthquake near southern Mid-Atlantic Ridge — June 10, 2020. Retrieved December 22, 2025 from https://www.earthquaketracker.org/earthquakes/event/us6000a9ik/