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Event status: disregarded [?]

Reported seismic-like event (likely no quake): 4.2 km north of Bacolod City, Philippines, Thursday, Dec 23, 2021 at 5:16 am (GMT +8) -

Reported seismic-like event (likely no quake): 4.2 km north of Bacolod City, Philippines, Thursday, Dec 23, 2021 at 5:16 am (GMT +8) Reported seismic-like event (likely no quake): 4.2 km north of Bacolod City, Philippines, Thursday, Dec 23, 2021 at 5:16 am (GMT +8)
22 Dec 21:32 UTC: First to report: VolcanoDiscovery after 17 minutes.

Earthquake details

Date & timeDec 22, 2021 21:16:01 UTC -
Local time at epicenterThursday, Dec 23, 2021 at 5:16 am (GMT +8)
Magnitudeunknown (3?)
Depth10.0 km
Epicenter latitude / longitude10.70237°N / 122.96369°E (Province of Negros Occidental, Western Visayas, Philippines)
Antipode10.702°S / 57.036°W
Shaking intensityLight shaking
Felt1 report
Primary data sourceVolcanoDiscovery (User-reported shaking)
Nearest volcanoSilay (30 km / 19 mi)
Nearby towns and cities4 km (2 mi) S of Talisay (pop: 65,300) | Show on map | Quakes nearby
4 km (3 mi) NNE of Bacolod City (pop: 454,900) | Show on map | Quakes nearby
8 km (5 mi) SSW of Binonga (pop: 84,000) | Show on map | Quakes nearby
8 km (5 mi) NNW of Mansilingan (pop: 454,200) | Show on map | Quakes nearby
12 km (8 mi) NNE of Sum-Ag (pop: 18,800) | Show on map | Quakes nearby
14 km (9 mi) NW of Murcia (Bisayas occidentales) (pop: 17,400) | Show on map | Quakes nearby
16 km (10 mi) NNE of Taloc (pop: 20,400) | Show on map | Quakes nearby
24 km (15 mi) NE of Bago City (pop: 150,300) | Show on map | Quakes nearby
25 km (16 mi) SSW of Victorias (pop: 86,500) | Show on map | Quakes nearby
484 km (301 mi) SSE of Manila (National Capital Region) (pop: 1,600,000) | Show on map | Quakes nearby
Weather at epicenter at time of quakeOvercast Clouds 23.9°C (75 F), humidity: 86%, wind: 3 m/s (5 kts) from ENE
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Seismic station: Davao, Philippines (DAV/IU network) | Distance from quake: 496 km / 308 mi | Show on map | Station Info
Seismic station Davao, Philippines: 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 (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Brgy. Bata Bacolod City (0 km E of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 30-60 s : Like spiral motion type of shaking  

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