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A big quake on the ricter scale should be more than 8.2 to trigger a tsunami.

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Q: How big does a quake on the ricter scale have to be to trigger a tsunami?
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Related questions

What caused the Asian Tsunami to occur?

an earth quake. an earth quake measuring 9.3 on the rectar scale


How are the scales of an earthquake measured?

ricter scale


What was the chile earhquake on the ricter scale?

8.8


How do scientists monitor the shaking caused by an earthquake?

a ricter scale


How do you spell ricter?

If you are referring to the magnitude scale, it is spelt "Richter".


What Richter scale was the haiti earthquake?

The Haiti earthquake was measued at a magnitude of seven on the ricter scale.


How much more on the ricter scale is 4.0 than 1.0?

1000 times more


What is the amount of damage caused by an earthquake is called?

The size of an earthquake is measured on the Ricter scale it can also be measured on the Mercalli scale.For an example the 2008 earthquake in China was 7.8 on the Rictor scale and in was XI on the Mercalli scale


How can a tsunami strike the west coast when the quake is thousands of miles away?

Even though the earth quake was thousands of miles away the quake was a very powerful one. It magnitude was measured to be 8.6 on the ritcher scale. An earth quake with such a high magnitude may cause powerful seismic waves due to which the tsunami was able to cover such a large distance. And also as the moon's going to come the nearest to the earth on 19th of this month due to which there may be high tidal waves caused in the seas. Chances for other destructive tsunamis also!!


What did the 2004 tsunami measure on the Richter scale?

The Richter scale is a measure of the energy released at the focus of the earthquake, which was a magnitude 9.0 quake that triggered the tsunami. A tsunami can be measured in wave height and wave speed and it was reported that the height of a tsunami wave that struck a coastal city in Japan's on March 11 at just over 77 feet high. In most places the waves were up to 4 stories high at 10 meters (33 feet). The wave speed was estimated to be 500mph or 800 kilometers per hour.


What type of scale is used to measure the strength of a tsunami?

the Richter scale


What was the Richter scale of 2004 tsunami?

The Richter scale, was measured to be 9.3, but that was the earthquake that caused the tsunami.