Moderate mag. 5.1 earthquake - Tonga (Samoa) on Tuesday, 26 July 2005 at 10:11 (GMT)

Moderate mag. 5.1 earthquake - Tonga (Samoa) on Tuesday, 26 July 2005 at 10:11 (GMT)

Moderate magnitude 5.1 earthquake at 36 km depth

Date & time: 26 Jul 2005 10:11:39 UTC
Magnitude: 5.1
Depth: 36.2 km
Epicenter latitude / longitude: 15.187°S / 173.448°W (Samoa)
Nearest volcano: West Mata (34 km / 21 mi)
Nearby towns and cities:
93 km (58 mi) NNE of Hihifo (Tonga) (pop: 815) --> See nearby quakes!
201 km (125 mi) SW of Vailoa (pop: 769) --> See nearby quakes!
205 km (127 mi) SSW of Asau (pop: 6,640) --> See nearby quakes!
214 km (133 mi) SW of Mulifanua (pop: 4,510) --> See nearby quakes!
223 km (139 mi) SW of Fasito‘outa (pop: 2,100) --> See nearby quakes!
224 km (139 mi) SSW of Safotu (pop: 1,210) --> See nearby quakes!
235 km (146 mi) SW of Apia (pop: 40,400) --> See nearby quakes!
247 km (153 mi) SW of Lufilufi (pop: 1,070) --> See nearby quakes!
308 km (192 mi) WSW of Tāfuna (Tualauta, American Samoa) (pop: 11,000) --> See nearby quakes!
312 km (194 mi) WSW of Pago Pago (Ma'Oputasi, American Samoa) (pop: 11,500) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.8 x 1012 joules (783 megawatt hours, equivalent to 674 tons of TNT) More info
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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.
MagnitudeDepthLocationSource
M 5.136 kmTonga (Samoa)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Aftershocks of the 5.1 quake Tonga (Samoa) 26 July 2005 10:11 GMT

More info
Recorded aftershocks, latest first (2 quakes):
  • 17 Aug 2005 06:14 UTC
    | M 4.6 |
    43.8 km (27.2 mi) depth
    |
    20 km (13 mi) distance
    | USGS | Details
  • 09 Aug 2005 15:03 UTC
    | M 4.4 |
    10 km (6.2 mi) depth
    |
    7 km (5 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Moderate mag. 5.1 earthquake - Tonga (Samoa) on Tuesday, 26 July 2005 at 10:11 (GMT)
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