For those of you in Ohio that have your part 107, you may be interested in a program that ODNR is sponsoring. Their objective is to locate old well so they can deal with them appropriately. I pasted the link below if you want to check it out. I DO NOT have any other information other than the link below, so please don't ask me for any additional info. Thanks!
https://ohiodnr.gov/discover-and-learn/safety-conservation/about-ODNR/oil-gas/orphan-wells
https://ohiodnr.gov/discover-and-learn/safety-conservation/about-ODNR/oil-gas/orphan-wells