Get-WmiObject -query "SELECT *FROM Win32_NTLogEvent WHERE (logfile='Application' and SourceName='Something')

$query = "Select * from __InstanceCreationEvent Where TargetInstance ISA 'Win32_NTLogEvent' And (TargetInstance.LogFile = 'HardwareEvents')"
$Eventwatcher = New-Object management.managementEventWatcher $Query
$Event = $Eventwatcher.waitForNextEvent()