Moderate mag. 4.9 earthquake - North Pacific Ocean, 116 km south of Colonia, Micronesia, on Friday, 26 Feb 2021 6:38 pm (GMT +10) -
Quake Data | Interactive map | User Reports | Earlier quakes in same area| State of Yap | State of Kayangel | State of Ngaraard | State of Ngchesar | State of Ngeremlengui | State of Aimeliik | Koror

Moderate magnitude 4.9 earthquake at 40 km depth
26 Feb 09:28 UTC: First to report: EMSC after 49 minutes.
26 Feb 09:29: Hypocenter depth recalculated from 10.0 to 20.0 km (from 6.2 to 12.4 mi). Epicenter location corrected by 5.6 km (3.5 mi) towards S.
26 Feb 09:44: Hypocenter depth recalculated from 20.0 to 40.0 km (from 12.4 to 25 mi). Epicenter location corrected by 5 km (3.1 mi) towards SSW.
26 Feb 09:29: Hypocenter depth recalculated from 10.0 to 20.0 km (from 6.2 to 12.4 mi). Epicenter location corrected by 5.6 km (3.5 mi) towards S.
26 Feb 09:44: Hypocenter depth recalculated from 20.0 to 40.0 km (from 12.4 to 25 mi). Epicenter location corrected by 5 km (3.1 mi) towards SSW.
Date & time: 26 Feb 2021 08:38:55 UTC -
Local time at epicenter: Friday, 26 Feb 2021 6:38 pm (GMT +10)
Magnitude: 4.9
Depth: 40.0 km
Epicenter latitude / longitude: 8.48°N / 138.05°E

Nearby towns and cities:
116 km (72 mi) S of Colonia (Yap) (pop: 7,370) --> See nearby quakes!
369 km (230 mi) E of Kayangel (Palau) (pop: 188) --> See nearby quakes!
387 km (241 mi) ENE of Ulimang (Palau) (pop: 581) --> See nearby quakes!
395 km (246 mi) ENE of Ngchesar Hamlet (Palau) (pop: 300) --> See nearby quakes!
402 km (250 mi) ENE of Imeong Hamlet (Palau) (pop: 132) --> See nearby quakes!
410 km (255 mi) ENE of Ngchemiangel (Bkurrengel, Palau) (pop: 270) --> See nearby quakes!
413 km (257 mi) ENE of Koror Town (Koror, Palau) (pop: 12,700) --> See nearby quakes!
118 km (73 mi) S of Yap Island (pop: 4,920) --> See nearby quakes!
119 km (74 mi) S of Gagil-Tamil Island (pop: 1,760) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds
28.1°C (83 F), humidity: 76%, wind: 8 m/s (15 kts) from E
Primary data source: EMSC (European-Mediterranean Seismological Centre)Overcast Clouds

Estimated released energy: 1.4 x 1012 joules (392 megawatt hours, equivalent to 338 tons of TNT) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
Magnitude | Depth | Location | Source |
4.9 | 40 km | STATE OF YAP, MICRONESIA | EMSC |
4.9 | 10 km | 105 Km S of Colonia, Micronesia | USGS |
4.6 | 10 km | W. Caroline Islands, Micronesia | GFZ |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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There are no user reports for this quake yet. If you felt it Earlier earthquakes in the same area since 1900
- Date / time UTC| Mag |Depth|Age|Distance| Details
- 16 Aug 1911 22:41| 7.8 |15km / 9.3mi|110 years ago|184km / 115mi| North Pacific Ocean, 272 km E of Koror Town, Palau
- 29 Sep 1912 20:51| 7.5 |15km / 9.3mi|109 years ago|183km / 114mi| North Pacific Ocean, 266 km E of Koror Town, Palau
- 12 Apr 1936 20:51| 6.7 |15km / 9.3mi|85 years ago|110km / 68mi| North Pacific Ocean, Micronesia
- 03 Jul 1988 11:43| 6.6 |14.6km / 9.1mi|33 years ago|52km / 32mi| North Pacific Ocean, 71 km S of Colonia, Micronesia
- 11 Dec 1983 09:13| 6.4 |24km / 15mi|37 years ago|97km / 60mi| North Pacific Ocean, 182 km SW of Colonia, Micronesia
- 14 Aug 2002 13:12| 6.3 |10km / 6.2mi|19 years ago|148km / 92mi| North Pacific Ocean, 232 km SW of Colonia, Micronesia
- 26 Sep 1993 03:31| 6.3 |10km / 6.2mi|28 years ago|170km / 105mi| Philippines Sea, 55 km N of Colonia, Micronesia
- 27 Jan 1969 13:15| 6.2 |15km / 9.3mi|52 years ago|29km / 18mi| North Pacific Ocean, Micronesia
- 07 Nov 1985 23:34| 6.1 |34km / 21mi|35 years ago|142km / 88mi| North Pacific Ocean, 235 km SW of Colonia, Micronesia
- 18 Dec 2016 09:47| 6.0 |10km / 6.2mi|4 years ago|44km / 27mi| North Pacific Ocean, Micronesia
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