It will almost certainly take several tens of thousands of years, if the growth rate for L'ihi is comparable to that of other Hawaiian volcanoes (about 0.1 foot per year averaged over geologic time).
A: The Richter scale is used to quantitatively measure the magnitude of an earthquake. This tool was devised by the seismologist Charles F. Richter in 1935. Full Answer >
Earthquakes: 1  The strength or force of an earthquake is measured on a Seismograph. 2  The scale used to describe this force is called the Richter Scale. This scale ranges from 1- 12. 3  People are still unable to predict when earthquakes will occur, but we can predict where the plates meet and could cause an earthquake.