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Event status: disregarded [?]

Reported seismic-like event (likely no quake): Near Markham, Ontario, Canada, Sunday, Mar 19, 2023 at 9:52 am (GMT -4) -

Reported seismic-like event (likely no quake): Near Markham, Ontario, Canada, Sunday, Mar 19, 2023 at 9:52 am (GMT -4) Reported seismic-like event (likely no quake): Near Markham, Ontario, Canada, Sunday, Mar 19, 2023 at 9:52 am (GMT -4)
19 Mar 13:54 UTC: First to report: VolcanoDiscovery after 2 minutes.

Earthquake details

Date & timeMar 19, 2023 13:52:39 UTC -
Local time at epicenterSunday, Mar 19, 2023 at 9:52 am (GMT -4)
Magnitudeunknown (3?)
Depth10.0 km
Epicenter latitude / longitude43.65323°N / 79.38318°W (Ontario, Canada)
Antipode43.653°S / 100.617°E
Shaking intensityNot felt
Felt1 report
Primary data sourceVolcanoDiscovery (User-reported shaking)
Nearby towns and cities6 km (4 mi) SSE of Toronto (pop: 2,600,000) | Show on map | Quakes nearby
25 km (15 mi) S of Richmond Hill (pop: 185,500) | Show on map | Quakes nearby
26 km (16 mi) SSW of Markham (pop: 261,600) | Show on map | Quakes nearby
34 km (21 mi) SW of Pickering (pop: 87,800) | Show on map | Quakes nearby
39 km (24 mi) S of Aurora (pop: 55,400) | Show on map | Quakes nearby
43 km (27 mi) S of Ballantrae (pop: 3,220) | Show on map | Quakes nearby
45 km (28 mi) S of Newmarket (pop: 74,300) | Show on map | Quakes nearby
352 km (218 mi) WSW of Ottawa (pop: 812,100) | Show on map | Quakes nearby
Weather at epicenter at time of quakeOvercast Clouds -4.1°C (25 F), humidity: 67%, wind: 1 m/s (2 kts) from ENE
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Seismic station: Erie, Pennsylvania, USA (ERPA/US network) | Distance from quake: 178 km / 110 mi | Show on map | Station Info
Seismic station Erie, Pennsylvania, USA: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool
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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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winnipeg (0 km SW of epicenter) [Map] / Strong shaking (MMI VI) : sitting on a chair and my desk is moving  
Belleville / not felt

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