Earthquake Magnitude Scale Magnitude Earthquake Effects Estimated Number Each Year 2.5 or less Usually not felt, but can be recorded by seismograph. Millions 2.5 to 5.4 Often felt, but only causes ...

An earthquake measuring 6.1 on the Richter scale hit Nepal in the early hours of Friday. The epicentre was in Sindhupalchowk District in the Central Region of the Himalayan nation.

I Felt by very few people; barely noticeable. II Felt by a few people, especially on upper floors. III Noticeable indoors, especially on upper floors, but may not be recognized as an earthquake. IV ...

But their links were basically with the Pacific Rim countries and the initial reports indicated that the magnitude of the earthquake was an 8 on the Richter scale. Stuart A. Weinstein When the ...

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Very mild tremors were felt in Calcutta on Tuesday morning, as an earthquake measuring 5.1 on the Richter scale struck deep inside the Bay of Bengal seabed. The quake occurred at a depth of 91km in ...