Moderate mag. 5.1 earthquake - Tonga (Samoa) on Wednesday, 26 September 2001 at 15:57 (GMT)
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Moderate magnitude 5.1 earthquake at 33 km depth
Depth: 33.0 km
Epicenter latitude / longitude: 15.22°S / 173.602°W (Samoa)
Nearest volcano: West Mata (21 km / 13 mi)
Nearby towns and cities:
84 km (52 mi) NNE of Hihifo (Tonga) (pop: 815) --> See nearby quakes!
214 km (133 mi) SW of Vailoa (pop: 769) --> See nearby quakes!
216 km (134 mi) SSW of Asau (pop: 6,640) --> See nearby quakes!
229 km (142 mi) SW of Mulifanua (pop: 4,510) --> See nearby quakes!
235 km (146 mi) SSW of Safotu (pop: 1,210) --> See nearby quakes!
238 km (148 mi) SW of Fasito‘outa (pop: 2,100) --> See nearby quakes!
251 km (156 mi) SW of Apia (pop: 40,400) --> See nearby quakes!
263 km (163 mi) SW of Lufilufi (pop: 1,070) --> See nearby quakes!
325 km (202 mi) WSW of Tāfuna (Tualauta, American Samoa) (pop: 11,000) --> See nearby quakes!
329 km (204 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
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.
|M 5.1||33 km||Tonga (Samoa)||USGS|
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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Aftershocks of the 5.1 quake Tonga (Samoa) 26 September 2001 15:57 GMT
More infoRecorded aftershocks, latest first (1 quakes):
- 05 Oct 2001 17:54 UTC| M 5.4 |33 km (20.5 mi) depth|4 km (2 mi) distance| USGS | Details