地震 - Cathey Butterfield

For new earthquakes until a magnitude is determined takes 4-5 minutes. 地震是地球表層或表層下的振動所造成的地面震動可由自然現象如地殼運動火山活動及隕石撞擊引起亦可由人為活動如地下核試驗造成不過歷史上主要的災害性地震都由地殼的突然運動所造成地震的影響力涵蓋岩石圈及水圈當地震發生時可能會連帶引發地表斷裂大地震動.

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Compilations of information about significant earthquakes swarms or sequences and fault zones of interest.

. The USGS and its partners monitor and report earthquakes assess earthquake impacts and hazards and. 地震予測検証防災情報 Hazard Lab. The Latest Earthquakes application supports most recent browsers view supported browsers.

If the application does not load try our legacy Latest Earthquakes application. Largest earthquakes significant events lists and maps by magnitude by year or by location. Smaller earthquakes in southern California are added after human processing which may take several hours.

USGS and non-USGS collections of earthquake-related features and effects and shaking damage. 049時間為04月23日15時31地點為花蓮縣政府南南西方30公里位於花蓮縣近海深度393公里地震規模47 049 050時間為04月24日01時53地點為宜蘭縣政府南南東方119公里位於宜蘭縣蘇澳鎮深度688公里地震規模49 050. Maps are updated within 1-5 minutes of an earthquake or once an hour.

The USGS Earthquake Hazards Program is part of the National Earthquake Hazards Reduction Program NEHRP established by Congress in 1977 and the USGS Advanced National Seismic System ANSS was established by Congress as a NEHRP facility. Brown lines are known hazardous faults and fault zones.

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