If you signed with Chesapeake you can go to their offices outside Towanda and they will tell you if you are going to be in a unit soon.
Go to this website www.landex.com and click on Webstore Search. Then click on search. Choose the county from the menu on the left and then type in a last name and a first name or first intial or an asterik and click search. On the next page you will see a list of all records related to that name in that county. If the type is listed as miscellaneous it is likely something related to drilling activity. Click on the instrument number to get more information. I played around and typed in names of neighbors for a while.
I did this the other day and to my surprise I saw that I was listed in a unit for a well that is being drilled near our home! We haven't been notified by the energy company yet but are waiting anxiously to hear from them.