List of earthquakes in 1923
| |
Strongest magnitude | off the east coast of Kamchatka Peninsula, USSR February 3 (Magnitude 8.5) |
---|---|
Deadliest | Kanagawa Prefecture, Honshu, Japan September 1 (Magnitude 7.9) 186,283 deaths |
Total fatalities | 193,202 |
Number by magnitude | |
9.0+ | 0 |
8.0−8.9 | 1 |
7.0−7.9 | 21 |
6.0−6.9 | 45 |
5.0−5.9 | 2 |
← 1922 1924 → |
This is a list of earthquakes in 1923. Only magnitude 6.0 or greater earthquakes appear on the list. Lower magnitude events are included if they have caused death, injury or damage. All dates are listed according to UTC time. 1923 was a memorable year. Amongst the events was the great Tokyo, Japan earthquake. Other destructive earthquakes struck China, Iran, Colombia and Russia. The Kamchatka Peninsula, Russia and Japan saw very much activity this year.
Overall
By death toll
Rank | Death toll | Magnitude | Location | Depth (km) | Date |
---|---|---|---|---|---|
1 | 186,283 | 7.9 | Kanagawa Prefecture, Honshu, Japan | 35.0 | September 1 |
2 | 3,500 | 7.2 | Sichuan Province, China | 25.0 | March 24 |
3 | 2,200 | 5.7 | Razavi Khorasan Province, Iran | 0.0 | May 25 |
4 | 418 | 7.1 | off the east coast of Kamchatka Peninsula, Soviet Union | 35.0 | April 13 |
5 | 300 | 5.3 | Narino Department, Colombia | 0.0 | December 14 |
6 | 290 | 6.7 | Kerman Province, Iran | 35.0 | September 22 |
7 | 157 | 6.4 | North Khorasan Province, Iran | 0.0 | September 17 |
8 | 51 | 6.8 | Pichincha Province, Ecuador | 0.0 | February 24 |
- Note: At least 10 casualties
By magnitude
Rank | Magnitude | Death toll | Location | Depth (km) | Date |
---|---|---|---|---|---|
1 | 8.5 | 3 | off the east coast of Kamchatka Peninsula, Soviet Union | 35.0 | February 3 |
2 | 7.9 | 186,283 | Kanagawa Prefecture, Honshu, Japan | 35.0 | September 1 |
3 | 7.6 | 0 | off the south coast of Honshu, Japan | 35.0 | September 2 |
4 | 7.3 | 0 | off the south coast of Honshu, Japan | 35.0 | September 1 |
5 | 7.2 | 0 | off the east coast of Kamchatka Peninsula, Russia | 35.0 | February 24 |
5 | 7.2 | 3,500 | Sichuan Province, China | 25.0 | March 24 |
5 | 7.2 | 0 | Shan State, Burma | 25.0 | June 22 |
5 | 7.2 | 0 | Raja Ampat Islands, Indonesia | 35.0 | October 7 |
5 | 7.2 | 0 | northwest of Bougainville Island, Papua New Guinea | 145.1 | November 2 |
6 | 7.1 | 0 | off the coast of northern California | 15.0 | January 22 |
6 | 7.1 | 0 | off the east coast of Kamchatka Peninsula, Russia | 35.0 | February 2 |
6 | 7.1 | 418 | off the east coast of Kamchatka Peninsula, Russia | 35.0 | April 13 |
6 | 7.1 | 0 | Mindanao, Philippines | 86.6 | March 2 |
6 | 7.1 | 0 | south of the Alaska Peninsula | 25.0 | May 4 |
6 | 7.1 | 0 | off the east coast of Honshu, Japan | 35.0 | June 1 |
6 | 7.1 | 0 | off the east coast of Honshu, Japan | 35.0 | June 1 |
6 | 7.1 | 0 | off the south coast of Kyushu, Japan | 35.0 | July 13 |
6 | 7.1 | 0 | off the south coast of Honshu, Japan | 35.0 | September 2 |
6 | 7.1 | 0 | Mymensingh District, Bangladesh | 35.0 | September 9 |
6 | 7.1 | 0 | Ryukyu Islands, Japan | 35.0 | November 5 |
7 | 7.0 | 0 | southeast of Mindanao, Philippines | 35.0 | March 16 |
7 | 7.0 | 0 | Tokyo Bay, Honshu, Japan | 35.0 | September 1 |
- Note: At least 7.0 magnitude
Notable events
January - March
- A magnitude 7.1 earthquake struck off the coast off northern California on January 22 at a depth of 15.0 km.[1]
- A magnitude 6.7 earthquake struck southeast of the Loyalty Islands on February 1 at a depth of 35.0 km.[2]
- A magnitude 7.1 earthquake struck off the east coast of the Kamchatka Peninsula, Russia on February 2 at a depth of 35.0 km.[3] This was a foreshock to a much larger event the next day.
- A giant magnitude 8.5 earthquake struck off the east coast of the Kamchatka Peninsula, Russia on February 3 at a depth of 35.0 km.[4] A large tsunami was generated which caused destruction as far away as Hawaii. 3 deaths were reported. 2 were in Russia with the third being in Hawaii. Damage costs from the tsunami were approximately $1.5 million (1923 rate).[5] The earthquake itself also caused destruction to a few homes.[6]
- A magnitude 6.6 earthquake struck the East Peninsula, Sulawesi, Indonesia on February 23 at a depth of 35.0 km.[7]
- A magnitude 6.8 earthquake struck Pichincha Province, Ecuador on February 24 at an unknown depth. At least 51 deaths were reported in the area.[8]
- A magnitude 7.2 earthquake struck off the east coast of the Kamchatka Peninsula, Russia on February 24 at a depth of 35.0km. [9] This was a little further to the northeast of the larger event on February 3. This event came around 7 hours after the Ecuador earthquake.
- A magnitude 7.1 earthquake struck Mindanao, Philippines on March 2 at a depth of 86.6km. [10]
- A magnitude 7.0 earthquake struck southeast of Mindanao, Philippines on March 16 at a depth of 35.0km. [11]
- A devastating magnitude 7.2 earthquake struck Sichuan Province, China on March 24 at a depth of 25.0km. [12] 3,500 people were killed and scores of homes were destroyed. [13]
April - June
- A magnitude 7.1 earthquake struck off the east coast of the Kamchatka Peninsula, Russia on April 13 at a depth of 35.0km. [14] 18 people were killed with another 400 missing due to a large tsunami striking the coast. On the Kamchatka Peninsula 18 people died whilst near Korea at least 400 were missing presumed dead. Major damage was reported with some buildings being destroyed. [15] [16]
- A magnitude 6.9 earthquake struck Kalimantan, Indonesia on April 19 at a depth of 35.0km. [17]
- A magnitude 6.6 earthquake struck the East China Sea far from neighboring countries on April 23 at a depth of 35.0km. [18]
- A magnitude 6.6 earthquake struck the South Sandwich Islands on May 1 at a depth of 15.0km. [19]
- A magnitude 7.1 earthquake struck south of the Alaska Peninsula on May 4 at a depth of 25.0km. [20]
- A magnitude 6.7 earthquake struck Atacama Region, Chile on May 4 at a depth of 105.8km. [21] Some homes were damaged or destroyed in the area. [22] This event came 6 hours after the Alaska earthquake.
- An earthquake struck off the south coast of central Java, Indonesia on May 15. The magnitude and depth were unknown. Some damage was reported in the area. [23]
- A devastating magnitude 5.7 earthquake struck Razavi Khorasan Province, Iran on May 25 at an unknown depth. 2,200 deaths were caused by the quake, a surprisingly high toll as the magnitude of the event could be considered moderate. [24]
- A magnitude 6.5 earthquake struck the southern Indian Ocean on May 28 at a depth of 35.0km. [25]
- A magnitude 6.0 earthquake struck the Laptev Sea, Russia on May 30 at a depth of 35.0km. [26]
- A magnitude 6.0 earthquake struck the Laptev Sea, Russia on May 30 at a depth of 35.0km. [27] This came just over 9 hours after the last event and can be considered a doublet earthquake.
- A magnitude 7.1 earthquake struck off the east coast of Honshu, Japan on June 1 at a depth of 35.0km. [28]
- A magnitude 7.1 earthquake struck off the east coast of Honshu, Japan on June 1 at a depth of 35.0km. [29] This event came just under 3 hours after the previous one and can be considered a doublet earthquake. Another point to note is that these events came exactly 3 months before the catastrophic 1923 Great Kanto earthquake.
- A magnitude 7.2 earthquake struck Shan State, Burma on June 22 at a depth of 25.0km. [30]
July - September
- A magnitude 6.7 earthquake struck east of Taiwan on July 2 at a depth of 35.0km. [31]
- A magnitude 6.5 earthquake struck Fiji on July 12 at a depth of 50.0km. [32]
- A magnitude 7.1 earthquake struck off the south coast of Kyushu, Japan on July 13 at a depth of 35.0km. [33]
- A magnitude 6.6 earthquake struck just east of Tanegashima, Japan on July 13 at a depth of 35.0km. This appears to have been an aftershock of the earlier event. [34]
- A magnitude 6.5 earthquake struck the central Mid-Atlantic Ridge on July 20 at a depth of 35.0km. [35]
- A magnitude 6.2 earthquake struck south of Loma Linda, California on July 23 at a depth of 35.0km. [36] Two people were injured in the earthquake and some relatively minor damage was caused. [37]
- A magnitude 6.0 earthquake struck to the south of Africa on August 1 at a depth of 35.0km. [38]
- A magnitude 6.5 earthquake struck south of Crete, Greece on August 1 at a depth of 35.0km. [39] This came within 4 hours of the Africa event.
- A magnitude 6.5 earthquake struck Sucre, Venezuela on August 8 at a depth of 110.0km. [40]
- A magnitude 6.2 earthquake struck the central Mid-Atlantic Ridge on August 8 at a depth of 35.0km. This event came just 16 minutes after the Venezuela event. [41]
- A magnitude 6.5 earthquake struck the Sulu Archipelago, Philippines on August 11 at a depth of 35.0km. [42]
- A magnitude 6.6 earthquake struck the Ryukyu Islands, Japan on August 12 at a depth of 35.0km. [43]
- A catastrophic magnitude 7.9 earthquake struck Kanagawa Prefecture, Honshu, Japan on September 1 at a depth of 35.0km. The time of the quake was 02:58 UTC. [44] The human and material cost of the earthquake and subsequent fires was staggering. The death toll was 142,807 with another 43,476 people missing. Another 47,000 were injured. The damage costs were approximately $600 million (1923 rate) and the disaster led to 695,000 homes being destroyed. Many aftershocks followed in the weeks after the mainshock. [45]
- The biggest aftershocks (until December 31 1923) of the 1923 Great Kanto earthquake are displayed in the following table:
Date (YYYY-MM-DD) | Time (UTC) | Latitude | Longitude | Depth | Magnitude |
---|---|---|---|---|---|
1923-09-01 | 03:01:00 | 35.100° N | 139.500° E | 60.0 km (37 mi) | 6.5 |
1923-09-01 | 03:03:00 | 35.100° N | 139.500° E | 35.0 km (22 mi) | 7.3 |
1923-09-01 | 03:23:00 | 35.400° N | 139.400° E | 35.0 km (22 mi) | 6.6 |
1923-09-01 | 03:39:00 | 35.200° N | 139.700° E | 35.0 km (22 mi) | 6.6 |
1923-09-01 | 03:48:00 | 35.400° N | 139.800° E | 35.0 km (22 mi) | 7.0 |
1923-09-01 | 05:23:00 | 35.400° N | 139.000° E | 35.0 km (22 mi) | 6.7 |
1923-09-01 | 06:19:00 | 35.500° N | 140.500° E | 35.0 km (22 mi) | 6.5 |
1923-09-01 | 07:38:00 | 35.500° N | 138.900° E | 5.0 km (3 mi) | 6.8 |
1923-09-02 | 02:46:46 | 34.900° N | 140.200° E | 35.0 km (22 mi) | 7.6 |
1923-09-02 | 09:27:00 | 34.900° N | 140.500° E | 35.0 km (22 mi) | 7.1 |
1923-09-02 | 13:09:00 | 35.300° N | 139.100° E | 5.0 km (3 mi) | 6.5 |
1923-09-26 | 08:24:00 | 34.800° N | 139.400° E | 5.0 km (3 mi) | 6.7 |
[46] [47] [48] [49] [50] [51] [52] [53] [54] [55] [56] [57]
- A magnitude 6.8 earthquake struck Beni Department, Bolivia on September 2 at a depth of 35.0km. [58]
- A magnitude 7.1 earthquake struck Mymensingh District, Bangladesh on September 9 at a depth of 35.0km. [59]
- A magnitude 6.2 earthquake struck Zavkhan Province, Mongolia on September 14 at a depth of 35.0km. [60]
- A magnitude 6.0 earthquake struck the Izu Islands, Japan on September 17 at a depth of 150.0km. [61]
- A magnitude 6.4 earthquake struck North Khorasan Province, Iran on September 17 at an unknown depth. 157 deaths were reported as well as major damage. This earthquake came within 3 and a half hours of the Japan event. [62]
- A magnitude 6.7 earthquake struck Kerman Province, Iran on September 22 at a depth of 35.0km. [63] 290 people died. This was the 2nd fatal earthquake in Iran in 5 days. [64]
- A magnitude 6.0 earthquake struck the central Mid-Atlantic Ridge on September 26 at a depth of 35.0km. [65]
- A magnitude 6.5 earthquake struck the Reykjanes Ridge on September 30 at a depth of 35.0km. [66]
October - December
- A magnitude 7.2 earthquake struck the Raja Ampat Islands, Indonesia on October 7 at a depth of 35.0km. [67]
- A magnitude 6.5 earthquake struck the Greenland Sea on October 10 at a depth of 35.0km. [68]
- A magnitude 7.2 earthquake struck northwest of Bougainville Island, Papua New Guinea on November 2 at a depth of 145.1km. [69]
- A magnitude 6.0 earthquake struck the Gulf of Gonave, Haiti on November 3 at a depth of 35.0km. [70]
- A magnitude 6.8 earthquake struck the Ryukyu Islands, Japan on November 3 at a depth of 35.0km. A larger earthquake followed 2 days later. [71]
- A magnitude 6.9 earthquake struck just southeast of New Ireland, Papua New Guinea on November 4 at a depth of 148.5km. This came 8 hours after the Japan event and could be considered an aftershock of the November 2 earthquake. [72]
- A magnitude 7.1 earthquake struck the Ryukyu Islands, Japan on November 5 at a depth of 35.0km. [73]
- A magnitude 6.2 earthquake struck just off the south coast of Bio-Bio Region, Chile on November 6 at a depth of 35.0km. [74]
- A magnitude 6.5 earthquake struck the Ryukyu Islands, Japan on November 6 at a depth of 35.0km. This appears to have been an aftershock of the last event. This event came just 2 hours after the Chile earthquake. [75]
- A magnitude 6.0 earthquake struck the southwest Indian Ocean on November 26 at a depth of 35.0km. [76]
- A magnitude 6.5 earthquake struck just south of Shikoku, Japan on December 4 at a depth of 5.0km. [77]
- A magnitude 5.3 earthquake struck Narino Department, Colombia on December 14 at an unknown depth. Tragically 300 lives were lost and major damage was caused. [78] The scale of the destruction was high for such a small magnitude earthquake.
- A magnitude 6.0 earthquake struck Sughd Province, Tajikistan on December 28 at a depth of 35.0km. [79]
References
- ↑ "M7.1 - offshore Northern California". United States Geological Survey. June 3, 2014. Retrieved June 3, 2014.
- ↑ "M6.7 - southeast of the Loyalty Islands". United States Geological Survey. June 3, 2014. Retrieved June 3, 2014.
- ↑ "M7.1 - near the east coast of the Kamchatka Peninsula, Russia". United States Geological Survey. June 3, 2014. Retrieved June 3, 2014.
- ↑ "M8.5 - near the east coast of the Kamchatka Peninsula, Russia". United States Geological Survey. June 3, 2014. Retrieved June 3, 2014.
- ↑ "19230203 RUSSIA". National Geophysical Data Center. June 3, 2014. Retrieved June 3, 2014.
- ↑ "19230203 RUSSIA". National Geophysical Data Center. June 3, 2014. Retrieved June 3, 2014.
- ↑ "M6.6 - Sulawesi, Indonesia". United States Geological Survey. June 3, 2014. Retrieved June 3, 2014.
- ↑ "19230224 ECUADOR". National Geophysical Data Center. June 3, 2014. Retrieved June 3, 2014.
- ↑ "M7.2 - near the east coast of the Kamchatka Peninsula, Russia". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M7.1 - Mindanao, Philippines". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M7.0 - Philippine Islands region". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M7.2 - western Sichuan, China". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "19230324 CHINA". National Geophysical Data Center. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M7.1 - near the east coast of the Kamchatka Peninsula, Russia". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "19230413 RUSSIA". National Geophysical Data Center. June 4, 2014. Retrieved June 4, 2014.
- ↑ "19230413 RUSSIA". National Geophysical Data Center. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M6.9 - Kalimantan, Indonesia". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M6.6 - northeast of Taiwan". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M6.6 - South Sandwich Islands region". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M7.1 - south of Alaska". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M6.7 - Atacama, Chile". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "19230504 CHILE". National Geophysical Data Center. June 4, 2014. Retrieved June 4, 2014.
- ↑ "19230515 INDONESIA". National Geophysical Data Center. June 4, 2014. Retrieved June 4, 2014.
- ↑ "19230525 IRAN". National Geophysical Data Center. June 4, 2014. Retrieved June 4, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 6, 2014. Retrieved June 6, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 6, 2014. Retrieved June 6, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 6, 2014. Retrieved June 6, 2014.
- ↑ "M7.1 - near the east coast of Honshu, Japan". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M7.1 - near the east coast of Honshu, Japan". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M7.2 - Myanmar". United States Geological Survey. June 4, 2014. Retrieved June 4, 2014.
- ↑ "M6.7 - Taiwan region". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 6, 2014. Retrieved June 6, 2014.
- ↑ "M7.1 - Kyushu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M6.6 - Kyushu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 6, 2014. Retrieved June 6, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 6, 2014. Retrieved June 6, 2014.
- ↑ "North San Jacinto Fault Earthquake". Southern California Earthquake Data Center. June 6, 2014. Retrieved June 6, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "M6.5 - Crete, Greece". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "M6.6 - Ryukyu Islands, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M7.9 - near the south coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "19230901 JAPAN". National Geophysical Data Center. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M6.5 - near the south coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M7.3 - near the south coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M6.6 - near the south coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M6.6 - near the south coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M7.0 - near the south coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M6.7 - near the south coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M6.5 - near the east coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M6.8 - eastern Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M7.6 - near the east coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M7.1 - near the east coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M6.5 - near the south coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M6.7 - near the south coast of Honshu, Japan". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M6.8 - Beni, Bolivia". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M7.1 - Bangladesh". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "19230917 IRAN". National Geophysical Data Center. June 5, 2014. Retrieved June 5, 2014.
- ↑ "M6.7 - southern Iran". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "19230922 IRAN". National Geophysical Data Center. June 5, 2014. Retrieved June 5, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "M7.2 - Papua region, Indonesia". United States Geological Survey. June 5, 2014. Retrieved June 5, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "M7.2 - Bougainville region, Papua New Guinea". United States Geological Survey. June 6, 2014. Retrieved June 6, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "M6.8 - Ryukyu Islands, Japan". United States Geological Survey. June 6, 2014. Retrieved June 6, 2014.
- ↑ "M6.9 - New Ireland region, Papua New Guinea". United States Geological Survey. June 6, 2014. Retrieved June 6, 2014.
- ↑ "M7.1 - Ryukyu Islands, Japan". United States Geological Survey. June 6, 2014. Retrieved June 6, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "M6.5 - Ryukyu Islands, Japan". United States Geological Survey. June 6, 2014. Retrieved June 6, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
- ↑ "M6.5 - Shikoku, Japan". United States Geological Survey. June 6, 2014. Retrieved June 6, 2014.
- ↑ "19231214 COLOMBIA". National Geophysical Data Center. June 6, 2014. Retrieved June 6, 2014.
- ↑ "On-Line Bulletin". International Seismological Centre. June 7, 2014. Retrieved June 7, 2014.
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