The Rossi–Forel scale was one of the first
seismic scale
Seismic magnitude scales are used to describe the overall strength or "size" of an earthquake. These are distinguished from seismic intensity scales that categorize the intensity or severity of ground shaking (quaking) caused by an earthquake at ...
s to represent earthquake intensities. Developed by
Michele Stefano Conte de Rossi of
Italy
Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical ...
and
François-Alphonse Forel
François-Alphonse Forel (February 2, 1841 – August 7, 1912) was a Swiss physician and scientist who pioneered the study of lakes, and is thus considered the founder, and the Father of limnology.Prof. F. A. Forel. Nature 89, 638–639 (1912). ...
of
Switzerland during the late 19th century, it was used commonly for about two decades until the introduction of the
Mercalli intensity scale in 1902.
The Rossi–Forel scale and/or its modifications is still used in some countries, such as the
Philippines
The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no),
* bik, Republika kan Filipinas
* ceb, Republika sa Pilipinas
* cbk, República de Filipinas
* hil, Republ ...
until 1996 when it was replaced by the
PHIVOLCS Earthquake Intensity Scale
The PHIVOLCS Earthquake Intensity Scale (PEIS) is a seismic scale used and developed by the Philippine Institute of Volcanology and Seismology (PHIVOLCS) to measure the intensity of earthquakes.
It was developed as upon a specific response to t ...
.
Scale
The 1873 version of the Rossi–Forel scale had 10 intensity levels:
See also
*
Richter magnitude scale
The Richter scale —also called the Richter magnitude scale, Richter's magnitude scale, and the Gutenberg–Richter scale—is a measure of the strength of earthquakes, developed by Charles Francis Richter and presented in his landmark 1935 ...
*
Seismic intensity scales
Seismic intensity scales categorize the intensity or severity of ground shaking (quaking) at a given location, such as resulting from an earthquake. They are distinguished from seismic magnitude scales, which measure the magnitude or overall stren ...
*
Seismic magnitude scales
Seismic magnitude scales are used to describe the overall strength or "size" of an earthquake. These are distinguished from seismic intensity scales that categorize the intensity or severity of ground shaking (quaking) caused by an earthquake at ...
Bibliography
*
Seismic intensity scales
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