PlainQuake

Country profile · USGS ComCat

Earthquakes in Saint Pierre and Miquelon

Saint Pierre and Miquelon has catalogued 4 M4+ earthquakes since 2005 (ranked 158th of 187 countries), with the strongest reaching magnitude M7.2.

Saint Pierre and Miquelon ranks 158th of 187 countries by catalogued seismic activity - a country with limited but non-zero seismic activity, averaging about 0 M4+ events a year alongside 1 significant M6+ earthquakes since 1900. The M6+ record here is a single event, so one quake sets every figure on this page.

4
M4+ events (since 2005)
1
Major M6+ (since 1900)
M7.2
Strongest
~0
M4+ per year

The verdict

Saint Pierre and Miquelon is relatively quiet seismically compared to most places tracked here, with 4 M4+ earthquakes logged since 2005 and 1 major M6+ events since 1900, the strongest reaching magnitude 7.2.

1929
busiest year (1 major events)
10 km
average recorded event depth
100%
of events are shallow (<70 km, the most damaging kind)

Average catalogued magnitude is 4.3 - most events are moderate M4-5 tremors that are felt but rarely cause damage. On the M4+ activity ladder Jordan sits immediately above at 5 events and Bahamas sits immediately below at 3.

Where Saint Pierre and Miquelon sits in the catalog

Rank 158th of 187 tracked countries (14th percentile by M4+ count since 2005). On the M4+ activity ladder Jordan sits immediately above at 5 events and Bahamas sits immediately below at 3.

  • Jordan - next more active (5 M4+)
  • Bahamas - next less active (3 M4+)

Same M4+ count, broken by peak magnitude

4 tracked countries share Saint Pierre and Miquelon's exact count of 4 M4+ events since 2005. Among that cohort, Saint Pierre and Miquelon ranks 2nd of 4 by strongest recorded magnitude (M4.5).

Country M4+ count Strongest
Cabo Verde 4 M4.9
Saint Pierre and Miquelon (this page) 4 M4.5
Montserrat 4 M4.1
Qatar 4 M4.1
0%100%0%
Share of Saint Pierre and Miquelon's M4+ catalog that reached significant M6+ severity

0 of 4 catalogued M4+ events since 2005 reached M6.0 or higher.

Magnitude distribution of major events

Breakdown of the 1 significant (M6+) earthquakes on record for Saint Pierre and Miquelon.

M7.0-7.9

1

100.0%

Depth of major earthquakes

Hypocentral depth of the 1 M6+ events, shallow quakes shake the surface hardest. Average depth: 10 km.

Saint Pierre and Miquelon100%Shallow (<70 km)Intermediate (70-300 km)Deep (>300 km)
Depth distribution of Saint Pierre and Miquelon's M6+ events, USGS ComCat

Shallow (<70 km)

1

100.0% of events

Intermediate (70–300 km)

0

0.0% of events

Deep (>300 km)

0

0.0% of events

Strongest earthquakes in Saint Pierre and Miquelon

The 1 most powerful events on record (USGS, since 1900).

Mag Location Depth
7.2 256 km S of Saint-Pierre, Saint Pierre and Miquelon 10.0 km

Significant earthquake record (1 events)

Every catalogued magnitude-6.0-and-above earthquake in Saint Pierre and Miquelon since 1900, most recent first.

Mag Location Depth
7.2 256 km S of Saint-Pierre, Saint Pierre and Miquelon 10.0 km

Peak-magnitude sample from the same roster

A second Saint Pierre and Miquelon-keyed shuffle of countries with a recorded max magnitude.

Frequently asked questions

How many earthquakes have occurred in Saint Pierre and Miquelon?
The USGS catalog records 4 earthquakes of magnitude 4.0 or greater in Saint Pierre and Miquelon since 2005, an average of about 0 per year. Separately, 1 significant (M6+) earthquakes are catalogued back to 1900.
What was the strongest earthquake in Saint Pierre and Miquelon?
The strongest catalogued earthquake in Saint Pierre and Miquelon measured magnitude 7.2. Across the full M4+ catalog the average magnitude is 4.3 - most earthquakes are moderate.
How seismically active is Saint Pierre and Miquelon?
By catalogued M4+ activity, Saint Pierre and Miquelon ranks 158th of 187 countries worldwide - a country with limited but non-zero seismic activity. Its busiest year for major (M6+) events was 1929, with 1.
How deep are earthquakes in Saint Pierre and Miquelon?
Across the 1 major (M6+) events on record, the average depth is 10 km. 100% were shallow (under 70 km), where surface shaking is strongest at a given magnitude.
Where does this data come from?
Every figure is derived from the USGS Comprehensive Earthquake Catalog (ComCat). M4+ counts cover 2005 onward (the period of consistent global completeness); the significant-event series covers M6+ back to 1900. Nothing is modelled or estimated.

About Saint Pierre and Miquelon's figures

4 M4+ events since 2005 · strongest M7.2 · average M4.3 · 1 M6+ significant events since 1900 · latest M4+ catalog stamp Jun 30, 2026. Computed from the USGS Comprehensive Earthquake Catalog (ComCat). See the methodology and USGS ComCat.

Disclaimer: PlainQuake is informational only, not an emergency service or engineering advice. See our full disclaimer.

What Saint Pierre and Miquelon's numbers mean

Saint Pierre and Miquelon ranks 158th of 187 countries tracked - a country with limited but non-zero seismic activity.

  • About 0 M4+ earthquakes strike Saint Pierre and Miquelon per year on average, though major (M6+) activity is episodic - 1929 was the busiest year on record with 1 significant events. See the full country ranking
  • 100% of Saint Pierre and Miquelon's catalogued major earthquakes are shallow (under 70km) - shallow events generally produce stronger surface shaking than deep ones of the same magnitude. How depth affects shaking
  • The strongest catalogued event reached M7.2. Compare against neighboring or similarly-ranked countries before drawing conclusions from magnitude alone. Compare strongest earthquakes

Figures reflect the USGS ComCat catalog (M4+ since 2005, M6+ significant events since 1900) - not a real-time hazard assessment. For official guidance, see the USGS Earthquake Hazards Program.

According to the US Geological Survey Earthquake Hazards Program, PlainQuake's figures are rendered directly from 315,341 recorded M4+ earthquakes and 14,428 significant M6+ events (USGS ComCat, 2005-present) -- no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-07-19.