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The Ten Strongest Earthquakes
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San Francisco, USA Earthquake
Magnitude: 7.9 Intensity: XI Time: 5:12 AM Location: 37.7749°N, 122.4194°W Epicenter: Pacific Ocean, Two miles west of San Francisco
37.75°N, 122.55°W
Depth: 8 km Tectonic Plate: Pacific Plate, North American Plate
(San Andreas Fault) Aftershocks: Numerous aftershocks Aid: Army
London
Canada
U.S. Government -
Gansu, China Earthquake
Time: 2:04 AM Location: 39.496°N, 96.616°E Epicenter: 39.7°N, 96.7°E
Depth: 15 km Intensity: X
Magnitude: 7.9 Tectonic Plate: Eurasian Plate Aftershocks: Aftershock lasted half a year Damage: 70,000 people died -
Haida Gwaii, Canda Earthquake
Time: 4:01 AM Location: 53.673°N, 133.015°W Intensity: VII-VIII
Magnitude:8.2 Tectonic Plate: North American Plate
Fault: Queen Charlotte Fault Epicenter: 53.62°N, 133.27°W
Depth: 10 km Aftershock: Hundreds and Hundreds; Some were too small to feel -
Bio-Bio, Chile Earthquake
Time: 7:11 PM Location: 38.143°S, 73.407°W Intensity: IX
Magnitude: 9.6 Tectonic Plates: Nazca Plate subducted under South American Plate Epicenter: 38.143°S, 73.407°W
Depth: 25 km Aftershocks: Many aftershocks until November 1 Aid: Two aid ships -
Prince William Sound, Alaska, USA Earthquake
Time: 3:36 AM Location: 60.908°N, 147.339°W Intensity: VIII
Magnitude: 9.3 Tectonic Plates: Pacific Plate subducted under North American Plate Epicenter: 61.04°N, 147.73°W
Depth: 25 km Aftershocks: Thousands of aftershocks
Day 1: 11
3 weeks: 9 Damage: 131 people died; 115 in Alaska and 16 in Oregon -
Mindanao, Philippines Earthquake
Time: 4:11 PM Location: 6.262°N, 124.023°E Intensity: VII
Magnitude: 7.9 Tectonic Plates: Pacific Plate subducted under Phillippines Plate Epicenter: 6.262°N, 124.023°E
Depth: 33 km Aftershocks: Major aftershock August 17, 1976 (Magnitude of 6.8) 15 smaller aftershocks Damage: 8000 People Died -
La Paz, Bolivia Earthquake
Time: 12:33 AM Location: 13.841°S, 67.553°W Intensity: VIII
Magnitude: 8.2 Tectonic Plate: South American Plate Epicenter: 200 miles from La Paz
Depth: 400 miles Aftershocks: Few aftershocks -
Colima, Mexico Earthquake
Time: 3:35 PM Location: 19.055°N 104.205°W Intensity: VIII
Magnitude: 8.0 Tectonic Plate: North American Plate, Pacific Plate Epicenter: Colima-Jalisco, México Aftershocks: Numerous aftershocks -
Southern Sumatra, Indonesia Earthquake
Time: 11:10 AM Location: 4.438°S, 101.367°E Intensity: VIII
Magnitude:8.5 Tectonic Plates: Australian Plate and Eurasian Plate Epicenter: 4.438°S, 101.367°E
Depth: 34 km Aftershocks: Aftershocks for 51 days Aid: Indonesian National Development Planning Agency (BAPPENAS) says economic losses are $164 million (USD) -
Honshu, Japan Earthquake
Time: 5:46 AM Location: 38.297° N, 142.373° E Intensity: VIII
Magnitude: 9.0 Tectonic Plates: Pacific Plate and North American Plate Epicenter: 130 km east of Sendai, 373 km northeast of Tokyo Aftershocks: Hundreds of aftershocks Aid: Relief Funds
Japanese Self-Defense Force
U.S. military
Red Cross
