Seismic activity - page 87

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Great Tohoku earthquake probably shook Earth's upper atmosphere before it shook the Earth

The devastating earthquake that struck Japan this year may have rattled the highest layer of the atmosphere even before it shook the Earth, a discovery that one day could be used to provide warnings of giant quakes, scientists find.The magnitude 9.0 quake that struck

October 08, 2011

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Volcanic tremors cause alarm in Canary Islands - fear of El Hierro tsunami

Intense swarms of tremors beneath one of the volcanic Canary Islands has placed residents of El Hierro on alert for a possible eruption. Spain’s Instituto Geografico Nacional (IGN) reported the nearly 9,000 seismic movements on the island since July 17 have caused

October 08, 2011

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Magnitude 6.1 (initially 6.5) - South of Kermadec Islands

Strong earthquake magnitude 6.1, initially recorded as 6.5 hit south of Kermadec islands, 106 km (65 miles) S of L'Esperance Rock, Kermadec Islands, 359 km (223 miles) SSW of Raoul Island, Kermadec Islands and 762 km (473 miles) NE of Auckland, New Zealand (32.389°S,

October 07, 2011

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Shallow M6.2 earthquake hits Jujuy, Argentina

A shallow earthquake registered by the USGS as M6.2 has struck Argentina at 11:12 UTC on April 6, 2011. The agency is reporting a depth of 9.5 km (5.9 miles) According to the USGS, the epicenter was located 106 km (65 miles) E of San Salvador de Jujuy, 129 km (80...

October 06, 2011

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Deep M4.8 earthquake hits Vrancea, Romania

At 05:40 UTC on October 4, 2011, a 150 km deep, M4.8 earthquake hit Vrancea, Romania and made the Romanian people nervous. The epicenter was located near Plostina, 2 km W of Focsani, 25 km NE of Nehoiu and 11 km W of Valea râmnicului. Biggest cities in the...

October 04, 2011

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El Hierro awakening?

Earthquakes continue at Hierro volcano in the Canary Islands. Since July 2011 over 8000 small earthquakes have been recorded at the volcano. Deformation has increased significantly at the volcano in the past week. The alert level was raised to YELLOW on 23rd September

September 29, 2011

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15th paroxysm of New SE crater of Mt. Etna volcano

On the evening of 28 September 2011, the New Southeast Crater of Etna has produced its 15th paroxysmal eruptive episode since the beginning of this year. The culminating phase of this episode lasted less than a half hour but was more violent than those of the preceding

September 29, 2011

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Rising volcanic activity prompts evacuations on El Hierro, The Canary Islands

Over 150 earthquakes were recorded on the smallest of the Canary Islands during Tuesday prompting officials to evacuate some local residents, shut El Hierro’s main tunnel, and close local schools. At least 20 earthquakes, exceeding magnitude 3.0 on the Richter

September 27, 2011

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El Hierro - volcanic risk alert increased to “yellow” on Canary Islands

El Cabildo de El Hierro sends a message of calm and security to the population. The president of the Cabildo de El Hierro, Alpidio Armas, and the Minister of Security and Emergency Area, Maria del Carmen Morales, have appeared before the media on Sunday, September 25,

September 26, 2011

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Magnitude 6.2 - Very strong shallow earthquake near Niuafo’ou volcano (Tonga)

Initially magnitude 6.8, later downgraded by USGS to 6.2 and finaly earthquake hit  Tonga archipelago  at 23:07:03 UTC. The epicentre was located  382 km (238 miles) NNW (338°) from Neiafu, Tonga, 423 km (263 miles) WSW (244°) from APIA, Samoa (15.449°S,

September 22, 2011

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Understanding the M6.9 Sikkim earthquake

A magnitude 6.9 earthquake hit Sikkim, India at 12:40 UTC on September 18, 2011, at a depth of 20.7 km. The earthquake caused victims and huge damage in Sikkim (India), India and Nepal. It was also well felt in Bangladesh. The quake occurred near the boundary...

September 20, 2011

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Magnitude 5.8 - Guatemala

A 5.8 magnitude earthquake has struck the country of Guatemala at a depth of 39.4 km (24.5 miles). The epicenter of the earthquake was 53 km (32 miles) SE of  Guatemala City, 74 km (45 miles) WNW of Santa Ana, El Salvador (14.332°N, 90.142°W). The 5.8 magnitude

September 20, 2011

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Etna volcano Sicily, Italy - Compilation video of 4 months eruptions

Klaus Dorschfeldt, alias KdEtna, the Sicilian video maker, has compiled a number of his best shots of his earlier Etna eruptions videos into a new video. The eruptions are from early 2011 until September 2011.Enjoy these beautiful images of 9 months Etna eruptions /

September 18, 2011

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Magnitude 6.9 - Sikkim, India

A magnitude 6.9 earthquake hit India 12:40:48 UT (10:48 PM at epicenter)  68 km (42 miles) NW of Gangtok, Sikkim, India, 119 km (73 miles) NNW of Shiliguri, West Bengal, India, 272 km (169 miles) E of KATHMANDU, Nepal (27.723°N, 88.064°E). The depth of the

September 18, 2011

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Magnitude 6.0 - Off the east coast of Honshu, Japan

Only hour an half after strong 6.6 magnitude earthquake, another 6.0 earthquake followed by half dozen of 5.5+ magnitude earthquakes struck near east coast of Honshu, Japan.USGS reporting that epicenter was 137 km (85 miles) ESE of Hachinohe,  172 km (106 miles)

September 17, 2011

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Magnitude 6.6 - Near east coast of Honshu, Japan

An earthquake magnitude 6.6 struck 108 km (67 miles) ESE of Hachinohe, 149 km (92 miles) ENE of Morioka, 177 km (109 miles) ESE of Aomori, Honshu, 574 km (356 miles) NNE of Tokyo (40.288°N, 142.727°E) according to USGS. Epicenter was 36.3 km (22.6 miles)

September 16, 2011

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Magnitude 7.3 earthquake struck Fiji

Magnitude 7.3 earthquake hit Fiji region, 120 km (74 miles) SSW of Ndoi Island, Fiji, 425 km (264 miles) W of NUKU`ALOFA, Tonga, 453 km (281 miles) SSE of SUVA, Viti Levu, Fiji (21.559°S, 179.369°W). Epicenter was very deep

September 15, 2011