California Earthquakes

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Description

The dataset provides the location of earthquake epicenters within California for the period 1800-2000. All earthquakes are of a magnitude 5.50 or greater.

Usage

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Format

A data frame with 383 observations on the following 4 variables.

Date

a numeric vector giving the date in (yyymmdd) format

Latitude

a numeric vector giving the latitude

Longitude

a numeric vector giving the longitude

Magnitude

a numeric vector giving the magnitude

Source

"California Earthquake History and Catalogs." CA.Gov. California Department of Conservation, n.d. Web. <http://www.consrv.ca.gov/cgs/rghm/quakes/Pages/index.aspx>.

Examples

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data(quake)
plot(quake[,3], quake[,2], main="Quake Locations", xlab = "Long", ylab = "Lat", pch=20)