Very strong mag. 6.8 earthquake - Philippine Sea, 5.1 km southwest of Tigdos Island, Philippines, on Wednesday, November 13, 1991 at 11:12 (GMT)
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Very strong magnitude 6.8 earthquake at 36 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Depth: 35.9 km
Epicenter latitude / longitude: 8.361°N / 126.371°E↗ (Philippine Sea, Philippines)
Antipode: 8.361°S / 53.629°W↗
Nearest volcano: Leonard Range (115 km / 71 mi)
Nearby towns and cities:
4 km (3 mi) ESE of Hinatuan (pop: 10,100) --> See nearby quakes!
17 km (11 mi) NNE of Bislig City (pop: 67,600) --> See nearby quakes!
47 km (29 mi) ENE of Bunawan (Agusan del Sur) (pop: 15,500) --> See nearby quakes!
49 km (30 mi) NE of Trento (Agusan del Sur) (pop: 15,900) --> See nearby quakes!
50 km (31 mi) ESE of San Francisco (Agusan del Sur) (pop: 18,500) --> See nearby quakes!
57 km (36 mi) ESE of Bah-Bah (Agusan del Sur) (pop: 28,600) --> See nearby quakes!
70 km (43 mi) NNE of Monkayo (pop: 51,400) --> See nearby quakes!
80 km (49 mi) ESE of Bayugan (pop: 40,600) --> See nearby quakes!
166 km (103 mi) NNE of Davao City (pop: 1,212,500) --> See nearby quakes!
909 km (565 mi) SE of Manila (pop: 1,600,000) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1 x 1015 joules (278 gigawatt hours, equivalent to 2.4 x 105 tons of TNT or 14.9 atomic bombs!) 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.
|6.8||36 km||Mindanao, Philippines||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Recorded aftershocks, latest first (1 quake)
- 26 Dec 1991 12:34 UTC| M 5.1 |78.9 km (49 mi) depth|54 km (34 mi) distance| USGS | Details