Very strong mag. 6.0 earthquake - Philippines Sea, 15 km north of Romblon, Mimaropa, Philippines, on Thursday, April 29, 1971 at 19:56 (GMT)
Quake Data | Interactive map | User Reports | Aftershocks | Earlier quakes here | Quakes in or near the Philippines | Mimaropa | Calabarzon | National Capital Region
Very strong magnitude 6.0 earthquake at 12 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Depth: 11.7 km
Epicenter latitude / longitude: 12.704°N / 122.3°E↗ (Philippine Sea, Philippines)
Antipode: 12.704°S / 57.7°W↗
Nearest volcano: Malindig (67 km / 42 mi)
Nearby towns and cities:
15 km (9 mi) NNE of Romblon (pop: 15,300) --> See nearby quakes!
24 km (15 mi) NE of San Agustin (pop: 4,260) --> See nearby quakes!
41 km (25 mi) NNE of Concepcion (pop: 4,690) --> See nearby quakes!
47 km (29 mi) NE of Odiongan (pop: 6,080) --> See nearby quakes!
75 km (47 mi) SSW of San Francisco (Quezon) (pop: 16,200) --> See nearby quakes!
96 km (59 mi) ENE of Mansalay (Oriental Mindoro) (pop: 23,000) --> See nearby quakes!
99 km (61 mi) ESE of Pinamalayan (pop: 43,500) --> See nearby quakes!
99 km (61 mi) S of Catanauan (pop: 26,800) --> See nearby quakes!
178 km (111 mi) SE of Batangas (pop: 237,400) --> See nearby quakes!
255 km (158 mi) SE of Manila (pop: 1,600,000) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 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.
|6.0||12 km||Sibuyan Sea, 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 (0 quakes)
So far, no aftershocks have been registered.