## The *list-earthquakes.ps1* PowerShell Script This PowerShell script lists major earthquakes with magnitude >= 6.0 for the last 30 days. ## Parameters ```powershell list-earthquakes.ps1 [] [] This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, WarningVariable, OutBuffer, PipelineVariable, and OutVariable. ``` ## Example ```powershell PS> ./list-earthquakes ``` ## Notes Author: Markus Fleschutz | License: CC0 ## Related Links https://github.com/fleschutz/PowerShell ## Source Code ```powershell <# .SYNOPSIS Lists major earthquakes .DESCRIPTION This PowerShell script lists major earthquakes with magnitude >= 6.0 for the last 30 days. .EXAMPLE PS> ./list-earthquakes .LINK https://github.com/fleschutz/PowerShell .NOTES Author: Markus Fleschutz | License: CC0 #> $Format="csv" # cap, csv, geojson, kml, kmlraw, quakeml, text, xml $MinMagnitude=5.8 $OrderBy="magnitude" # time, time-asc, magnitude, magnitude-asc function ListEarthquakes { Write-Progress "Loading data from earthquake.usgs.gov..." $Quakes = (Invoke-WebRequest -URI "https://earthquake.usgs.gov/fdsnws/event/1/query?format=$Format&minmagnitude=$MinMagnitude&orderby=$OrderBy" -userAgent "curl" -useBasicParsing).Content | ConvertFrom-CSV foreach ($Quake in $Quakes) { [int]$Depth = $Quake.depth New-Object PSObject -Property @{ Mag=$Quake.mag; Depth="$Depth km"; Location=$Quake.place; Time=$Quake.time } } } try { ListEarthquakes | Format-Table -property @{e='Mag';width=5},@{e='Location';width=42},@{e='Depth';width=12},Time exit 0 # success } catch { "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])" exit 1 } ``` *Generated by convert-ps2md.ps1 using the comment-based help of list-earthquakes.ps1*