USGS Earthquake Hazard Map . It was estimated to be a magnitude 6.6 on the

Earthquake magnitudes differ in names and scales with varying observation and

Find and compare various earthquake scales including Richter magnitude,

The Richter scale has been modified and now, other scales are often used to

Going up one whole unit on Richter Scale represents about a 30 times greater .

How much damage would each magnitude cause - Mercalli Scale: http://

Mar 15, 2011 . Reports released by the United States Geological Survey (USGS) on . 11

The Richter Scale is logarithmic, meaning that an earthquake of magnitude 5.0

The moment magnitude (Mw) scale, based on the concept of seismic moment, . .

USGS United States Geological Survey. Material is located in .

New York City Consortium for Earthquake Loss Mitigation (NYCEM) http://www.

Magnitude (http://neic.usgs.gov/neis/general/so_many_magnitudes.html).

Mar 11, 2011 .

earthquake activity on the planetary scale using the data of all individual

The Modified Mercalli scale is used to measure the intensity of earthquakes. .

So, for example, an earthquake that measures 5.0 on the Richter scale has a

Nov 3, 2009 . Earthquake Glossary - Richter scale . The Richter magnitude scale was

Earthquakes and Earth's Interior Other Interesting Sites .

Sep 29, 2004 . The Richter Magnitude Scale. Seismic waves are the vibrations from earthquakes

Nov 9, 2011 . 5.0-magnitude quake hits Tonga region — USGS An earthquake measuring 5.0

New earthquake measurement used at USGS. By Charlie Kadado | March 28 ,

2 days ago . The earthquakes, which measured 2.3 and 1.9 on the Richter scale, .

From: USGS National Earthquake Information Center (NEIC) Website, 2000. The

Aug 23, 2011 . These numbers are on the [Modified Mercalli Intensity Scale](http://earthquake.

The moment magnitude is the most common scale on which earthquakes . .. of

An earthquake that measures 5.0 on the Richter scale has a shaking . .. March

The Mercalli intensity scale is a seismic scale used for measuring the . III by the

Oct 27, 2009 . On the average, one earthquake of such size occurs somewhere in the world

The magnitude of most earthquakes is measured on the Richter scale using a . .

The ML scale is often called the “Richter scale” by the press and the public. All of

Feb 22, 2010 . USGS - science for a changing world . Abbreviated Modified Mercalli Intensity

(USGS National Earthquake Information Center, 1999) Intensity scale: The effect

When the surface waves arrived 26 minutes later, they threw the seismograph off-

Seismic Monitoring Page. Seismic scale. This map shows the latest 50

Jan 18, 2002 . In 1935, Charles Richter developed the local magnitude, ML scale for moderate-

National Earthquake Information Center (NEIC) description of the MMI scale .

Mineral Va. Earthquake Rated A 2.1 On the Scale by USGS. 4:31 PM, Dec 12,

Oct 27, 2009 . USGS - science for a changing world . The effect of an earthquake on the Earth's

Nov 15, 2011 . In recent years, an "objective" scale of earthquake magnitude has . .. Survey (

Report an Earthquake to AGS, Report an Earthquake to USGS . The first scale,

With the current database from the USGS, many earthquakes outside of the

What Are Three Scales for Measuring Earthquakes?. The science of measuring

The Richter Magnitude Scale: 3.0-3.5 Minor 4.0-4.9 Light 5.0-5.9 Moderate 6.0-

Dec 3, 2010 . Image Credit: USGS. The earthquake Richter scale, also known as the local

Mar 14, 2011 .

Aug 23, 2011 . Earthquake epicenter: 37.975°N, 77.969°W Richter scale: 5.8 Filmed in .

For example, the United States Geological Survey does not use this scale for

Feb 15, 2011 . (USGS) JMA The Japan Meteorological Agency seismic intensity scale is a

Aug 23, 2011 . Earthquakes - a part of Virginia geology. . Source: USGS World Plate

Nov 5, 2011 . The largest OK quake ever recorded struck on November 6th, magnitude 5.6. .

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