Note that an increase in detected earthquake numbers does not necessarily represent an increase in earthquakes per se. Population increase, habitation spread, and advances in earthquake detection technology all contribute to higher earthquake numbers being recorded over time.
USGS's Website has more information.
A magnitude 6.7 earthquake struck
Fiji, on February 2, at a depth of 600 km.
A magnitude 6.1 earthquake struck
Andaman Islands,
India, on February 3, at a depth of 10 km.
A magnitude 5.7 earthquake struck
Sikkim,
India, on February 14, at a depth of 33 km. Two people were killed by landslides at
Sherathang, and two people were injured in eastern Sikkim. Moderate damage to buildings and roads was reported in the
Gangtok area.
A magnitude 6.3 earthquake struck
Mariana Islands, on February 14, at a depth of 50 km.
A magnitude 4.6 earthquake struck
Kardzhali Province,
Bulgaria, on February 20, at a depth of 10 km. Two people were injured, at least 175 buildings slightly damaged and power and telephone service interrupted in the Murgovo area.
A
magnitude 7.0 earthquake struck
Manica Province,
Mozambique, on February 22, at a depth of 10 km. One person was killed at Espungabera, one at Machaze and two at
Beira. Thirty-six people were injured and at least 294 buildings damaged in the Espungabera-
Beira-
Chimoio area.
A magnitude 6.1 earthquake struck
Bouvet Island, on February 23, at a depth of 2 km.
A magnitude 6.0 earthquake struck
Fiji, on February 24, at a depth of 640 km.
A magnitude 6.4 earthquake struck south of
Fiji Islands, on February 26, at a depth of 500 km.
A magnitude 6.0 earthquake struck
Fiji, on February 26, at a depth of 33 km.
A magnitude 6.0 earthquake struck
Hormozgan Province,
Iran, on February 28, at a depth of 40 km. Six people were injured in
Kahnuj, and many buildings damaged or destroyed at
Faryab.
A magnitude 6.0 earthquake struck the Southern
Mid-Atlantic Ridge on March 3 at a depth of 10 km.
A magnitude 6.1 earthquake struck
Tonga on March 5 at a depth of 205 km.
A magnitude 6.2 earthquake struck the
Mid-Indian Ridge on March 6 at a depth of 10 km.
A magnitude 6.2 struck
Vanuatu on March 7 at a depth of 133 km.
A magnitude 5.5 earthquake struck
Gujarat,
India on March 7 at a depth of 10 km. At least 7 people were injured in the Jatawada-Rapar area and some buildings were damaged at Jatawada.
A magnitude 6.0 earthquake struck the Central
Mid-Atlantic Ridge on March 9 at a depth of 10 km.
A magnitude 4.9 earthquake struck the
Kashmir region on March 10 at a depth of 10 km. One person was killed and 22 injured in
Mirpur.
A magnitude 6.7 earthquake struck
Seram,
Indonesia on March 14 at a depth of 30 km. 3 people died with 1 missing on
Buru due to a localised
tsunami with wave heights of up to 7 meters. 116 homes damaged or destroyed at
Péla, 54 at Bata Jugku, 30 at Waimorot, 25 at Wailawa and 16 at Waimoly.
A magnitude 5.2 earthquake struck
Bejaia Province,
Algeria on March 20 at a depth of 10 km. 4 people died and for 9 were injured at
Kherrata. 30 homes were destroyed soon and 32 damaged.
A magnitude 6.1 earthquake struck off the north coast of the
Papua New Guinea mainland on March 24 at a depth of 12 km.
A magnitude 6.0 earthquake struck
Fiji on March 24 at a depth of 13 km.
A magnitude 5.9 earthquake struck
Hormozgan Province,
Iran on March 25 at a depth of 18 km. 1 person died and 1 was injured at
Fin. Homes were damaged in the area.
A
magnitude 6.1 earthquake struck
Lorestan Province,
Iran on March 31 at a depth of 7 km. Around 70 people died and more than 1,300 were injured in the
Borujerd area. At least 40 villages were flattened in the vicinity.
A magnitude 6.1 earthquake struck off the coast of Tai-tung,
Taiwan on April 1 at a depth of 9 km. There were 42 people injured and some buildings damaged in the area.
A magnitude 6.0 earthquake struck off the coast of
Jalisco,
Mexico on April 4 at a depth of 33 km.
A magnitude 4.8 earthquake struck
Khyber Pukhtoonkhwa,
Pakistan on April 4 at a depth of 10 km. At least 28 people were injured and several houses damaged or destroyed at
Battagram.
A magnitude 6.5 earthquake struck
Fiji on April 7 at a depth of 14 km.
A magnitude 6.0 earthquake struck off the east coast of
Kamchatka,
Russia on April 12 with a depth of 29 km.
A magnitude 6.0 earthquake struck off the coast of
Coquimbo,
Chile on April 15 with a depth of 20 km.
A magnitude 6.1 earthquake struck the
Santa Cruz Islands on April 17 at a depth of 16 km.
A magnitude 6.2 earthquake struck off the west coast of Northern
Sumatra,
Indonesia on April 19 at a depth of 17 km.
A
magnitude 7.6 earthquake struck
Koryak Okrug,
Russia on April 20 at a depth of 22 km. At least 40 people were injured and villages of
Apuka, Khailino and Vyvenka were destroyed. Some buildings and water supply systems badly damaged in the Korf-Tilichiki area.
In late April 2006 large aftershocks struck
Koryak Okrug,
Russia. Among them were a magnitude 6.1 on April 20 (depth 10 km), a magnitude 6.1 on April 21 (depth 9 km), a magnitude 6.0 on April 21 (depth 12 km), and the largest being a magnitude 6.6 on April 29 with a depth of 11 km.
A
mining accident happened in a mine near
Beaconsfield,
Tasmania on April 25. This left one miner dead and two others trapped for two weeks. There had been an earthquake with magnitude 2.2 at the time.
A magnitude 6.3 earthquake struck
Nias,
Indonesia on April 25 with a depth of 21 km.
A magnitude 6.1 earthquake struck in the ocean west of
Macquarie Island on April 26 with a depth of 10 km.
A magnitude 6.1 earthquake struck
Vanuatu on April 30 with a depth of 128 km.
Two large earthquakes struck off the coast of
Atacama,
Chile within 2 and a half hours on April 30. The magnitudes were 6.6 and 6.5 and both had a depth of 12 km.
A magnitude 6.0 earthquake struck
Tonga on April 30 with a depth of 10 km.
A
magnitude 8.0 earthquake struck
Tonga on May 3 with a depth of 55 km. One person was injured, a church was damaged, windows were broken and items knocked from shelves at
Nuku`alofa. A
tsunami was observed at many locations around the
Pacific.
A magnitude 5.0 earthquake struck
Kerman Province,
Iran on May 7 at a depth of 14 km. More than 70 people were injured and some buildings and roads damaged in the
Zarand area.
A magnitude 6.1 earthquake struck the
Mid-Indian Ridge on May 7 at a depth of 10 km.
A magnitude 6.4 earthquake struck the
Fox Islands region of
Alaska on May 10 at a depth of 18 km.
A magnitude 6.8 earthquake struck
Nias,
Indonesia on May 16 at a depth of 12 km.
A magnitude 6.3 earthquake struck the
Molucca Sea,
Indonesia on May 19 at a depth of 35 km.
A magnitude 6.0 earthquake struck in the
Pacific off the coast of
Ecuador on May 21 at a depth of 10 km.
A magnitude 6.6 earthquake struck
Koryak Okrug,
Russia on May 22 at a depth of 19 km. This was one of the largest aftershocks of the April 20th mainshock.
A magnitude 6.1 earthquake struck the
Banda Sea,
Indonesia on May 22 at a depth of 3 km.
A
magnitude 6.3 earthquake struck
Java,
Indonesia on May 26 at a depth of 13 km. At least 5,749 people were killed, 38,568 were injured and as many as 600,000 people were displaced in the
Yogyakarta area. More than 127,000 houses were destroyed and an additional 451,000 were damaged in the area, with the total loss estimated at approximately 3.1 billion U.S. dollars. This was the deadliest earthquake of 2006.
A magnitude 6.0 earthquake struck
Fiji on June 2 at a depth of 592 km.
A magnitude 5.1 earthquake struck
Qeshm,
Hormozgan Province,
Iran on June 3 at a depth of 12 km. 2 people were killed and 4 injured on
Qeshm. Some buildings were damaged at
Ramkan.
A magnitude 6.0 earthquake struck the Central
Mid-Atlantic Ridge on June 5 at a depth of 10 km.
A magnitude 6.1 earthquake struck
Fiji on June 9 at a depth of 564 km, one struck from getting the depth.
A magnitude 4.5 earthquake struck
Gjirokaster County,
Albania on June 13 at a depth of 10 km. One person was slightly injured and 12 homes were damaged at
Tepelene.
A magnitude 6.5 earthquake followed shortly afterwards by a magnitude 6.0 aftershock struck the
Rat Islands,
Alaska on June 14. The mainshock had a depth of 14 km and the aftershock 29 km.
A magnitude 6.0 earthquake struck the Northern
Mid-Atlantic Ridge on June 18 at a depth of 9 km.
A magnitude 4.9 earthquake struck
Gansu,
China on June 20 at a depth of 24 km. Five people injured in
Gansu. Twenty-five houses damaged at Xinsi. At least six buildings damaged at the
Linjiang and
Liping. Two landslides damaged the road between Wen Xian and
Wudu Counties same.
A magnitude 6.0 earthquake struck the
Nicobar Islands,
India on June 21 at a depth of 16 km.
A magnitude 6.0 earthquake struck the
Kuril Islands,
Russia on June 22 at a depth of 95 km.
A magnitude 6.3 earthquake struck
Sulawesi,
Indonesia on June 24 at a depth of 26 km.
A magnitude 6.2 earthquake struck the
Rat Islands,
Alaska on June 27 at a depth of 17 km.
A magnitude 6.2 earthquake struck
Fiji on June 27 at a depth of 570 km.
A magnitude 6.3 earthquake struck the
Nicobar Islands,
India on June 27 at a depth of 20 km.
A magnitude 6.0 earthquake struck
Tonga on July 7 at a depth of 35 km.
A magnitude 6.6 earthquake struck the
Andreanof Islands,
Alaska on July 8 at a depth of 22 km.
A magnitude 6.2 earthquake struck off the coast of
Atacama,
Chile on July 16 at a depth of 10 km.
A
magnitude 7.7 earthquake struck south of
Java,
Indonesia on July 17 at a depth of 20 km. This
tsunami earthquake had a maximum Mercalli intensity of IV (Light) but the large
tsunami that followed caused significant damage. Around seven-hundred were killed and thousands were injured.
Many large aftershocks followed the
Java earthquake. Two of the bigger aftershocks struck on July 17 with magnitudes of 6.0 and 6.1. The depths were 6 km and 20 km respectively.
A magnitude 6.1 earthquake struck the
Sunda Strait,
Indonesia on July 19 at a depth of 45 km.
A magnitude 6.8 earthquake struck
Vanuatu on August 7 at a depth of 150 km.
A magnitude 6.0 earthquake struck
Michoacan,
Mexico on August 11 at a depth of 56 km.
A magnitude 6.2 earthquake struck
Simeulue,
Indonesia on August 11 at a depth of 22 km.
A magnitude 6.1 earthquake struck
Fiji on August 15 at a depth of 154 km.
A magnitude 6.0 earthquake struck the
Kuril Islands,
Russia on August 20 at a depth of 26 km.
A magnitude 7.0 earthquake struck the
Scotia Sea on August 20 at a depth of 13 km.
A magnitude 6.5 earthquake struck off the east coast of
Kamchatka,
Russia on August 24 at a depth of 43 km.
A magnitude 6.6 earthquake struck
Salta,
Argentina on August 25 at a depth of 184 km.
A magnitude 5.0 earthquake struck
Sichuan,
China on August 25 at a depth of 22 km. At least 1 person killed, 31 injured, buildings destroyed and landslides damaged roads in the
Doushaguan-Yanjin area.
A magnitude 6.7 earthquake struck
Bougainville,
Papua New Guinea on September 1 at a depth of 38 km. Items knocked from shelves and roads cracked at
Buin.
A magnitude 6.3 earthquake struck the
Flores Sea,
Indonesia on September 9 at a depth of 572 km.
A magnitude 6.3 earthquake struck
Seram,
Indonesia on September 16 at a depth of 17 km.
A magnitude 6.9 earthquake struck
Samoa on September 28 at a depth of 28 km.
A magnitude 6.1 earthquake struck off the coast of
Sucre, Venezuela on September 29 at a depth of 53 km. Three people were injured in the
Port-of-Spain area. One building destroyed and one was damaged at California. Several buildings damaged on
Tobago and in parts of northern
Trinidad, including minor damage to buildings at
Port-of-Spain. Power outages occurred in northern and eastern
Trinidad and parts of
Tobago.
A magnitude 5.5 aftershock struck
Trinidad and Tobago on September 29 at a depth of 52 km. One person was killed at
Gasparillo.
A magnitude 6.0 earthquake struck the
Arequipa Region of
Peru on September 30 at a depth of 107 km.
A magnitude 6.6 earthquake struck the
Kuril Islands,
Russia on September 30 at a depth of 11 km. Minutes later a magnitude 6.0 aftershock struck with a depth of 10 km.
A magnitude 6.5 earthquake struck the
Kuril Islands,
Russia on October 1 at a depth of 19 km.
A magnitude 6.3 earthquake struck beneath
Erromango,
Vanuatu on October 3 at a depth of 161 km.
A magnitude 4.4 earthquake struck
Balochistan,
Pakistan on October 9 at a depth of 10 km. At least three people injured in
Chaman.
A magnitude 6.3 earthquake struck to the north of
Luzon,
Philippines on October 9 at a depth of 14 km.
A magnitude 6.0 earthquake struck the southern
East Pacific Rise on October 10 at a depth of 10 km.
A magnitude 6.0 earthquake struck off the east coast of
Honshu,
Japan on October 10 at a depth of 9 km.
A magnitude 6.3 earthquake struck
Coquimbo,
Chile on October 12 at a depth of 31 km.
A
magnitude 6.7 earthquake struck
Hawaii on October 15 at a depth of 39 km. Numerous people suffered minor injuries, at least 1,173 buildings damaged, roads damaged and landslides blocked roads on
Hawai`i. Power outages occurred throughout the
Hawaiian Islands. Damage estimated at 73 million dollars. A large magnitude 6.0 aftershock struck minutes later.
A magnitude 6.1 earthquake struck the
Banda Sea,
Indonesia on November 14 at a depth of 345 km.
A
magnitude 8.3 earthquake struck the
Kuril Islands,
Russia on November 15 at a depth of 10 km. One person injured at
Waikiki by a tsunami with a recorded wave height of 34 cm at
Honolulu,
Hawaii. One parking lot was flooded at
Nawiliwili,
Hawaii by a tsunami with a recorded wave height of 88 cm. Two docks were destroyed and at least one was damaged at
Crescent City,
California by a tsunami with a recorded wave height of 176 cm. This was the largest earthquake of 2006.
Following the above event were many large aftershocks. At least 7 measured 6.0+ with the largest being a magnitude 6.7 on November 15.
A magnitude 6.1 earthquake struck the southeast
Mid-Indian Ridge on November 16 at a depth of 10 km.
A magnitude 6.2 earthquake struck the
Ryukyu Islands,
Japan on November 17 at a depth of 22 km.
A magnitude 6.1 earthquake struck the central
East Pacific Rise on November 19 at a depth of 16 km.
A magnitude 6.2 earthquake struck
Halmahera,
Indonesia on November 29 at a depth of 39 km.
A magnitude 6.0 earthquake struck
Tonga on November 30 at a depth of 13 km.
A magnitude 6.2 earthquake struck the
Pacific-Antarctic Ridge on November 30 at a depth of 12 km.
A magnitude 6.3 earthquake struck northern
Sumatra,
Indonesia on December 1 at a depth of 204 km.
A magnitude 6.3 earthquake struck
Sumbawa,
Indonesia on December 1 at a depth of 19 km. One person died of a heart attack, 14 people injured and at least 20 houses destroyed and many damaged at
Bima.
A magnitude 6.0 earthquake struck
Guatemala on December 3 at a depth of 61 km.
A magnitude 6.4 earthquake struck the
Kuril Islands,
Russia on December 7 at a depth of 16 km.
A magnitude 6.3 earthquake struck the
Celebes Sea on December 12 at a depth of 214 km.
A magnitude 5.8 earthquake struck northern
Sumatra,
Indonesia on December 17 at a depth of 30 km. Seven people killed, 100 injured and more than 680 homes damaged or destroyed in the
Muarasipongi area. Landslides reported in the
Muarasipongi district.
A magnitude 6.2 earthquake struck the
Andaman Islands,
India on December 22 at a depth of 24 km.
A
magnitude 7.0 earthquake struck just south of
Taiwan on December 26 at a depth of 23 km. Two people killed, over forty injured and several buildings damaged or destroyed. Undersea telecommunication cables were cut, disrupting voice and internet communication in much of East and Southeast Asia. Minutes later another strong earthquake of magnitude 6.9 struck the area. This can be considered an example of a
doublet earthquake.
A magnitude 6.0 earthquake struck the
Kuril Islands,
Russia on December 26 at a depth of 38 km.