In the current news feed: the massive gas leak/explosion IN Lawerence, Andover, and North Andover, MA.
One internet writer has suggested that their readers monitor radio activity about the event with an internet scanner app.
Nice idea at first, but wrong.
You should be monitoring radio traffic for events occurring in your area of operations. If you live in, say, Montana, Massachusetts is definitely not in your area of operations. You should instead be concentrating efforts on keeping an ear on stuff in your region. Is the COMINT coming out of Eastern Massachusetts
You also should be using your own receiving equipment. Scanner apps use the internet via wireless phone systems, and as we've seen in the past both like to go down in disasters.