eq_map: Map and Annotate Earthquakes

In kfull/noaa: Visualize NOAA Earthquake Data

Description

The function eq_map maps the epicenters of earthquakes and annotates each point with a pop up window.

Usage

eq_map(data, annot_col)

Arguments

data	A NOAA data frame with the columns LONGITUDE and LATITUDE of the earthquakes.
annot_col	The column of the data frame depicting the annotation of the earthquakes.

Value

The function outputs a map with epicenters of earthquakes as well as their annotations to the current graphics device.

Examples

# import libraries
library(dplyr)
library(readr)
# set working directory
setwd(system.file("extdata", package = "noaa"))
# read and clean NOAA data
data <- readr::read_delim("signif.txt", "\t") %>%
   eq_clean_data() %>%
   dplyr::filter(COUNTRY == "MEXICO", YEAR > 2000)
# map and annotate NOAA data
eq_map(data, annot_col = "DATE")

kfull/noaa documentation built on May 25, 2019, 8:29 p.m.