Melissa,  I wasn't able to redline this version, but I added sections 10 and  11 and added futher language to Sections 3 and 6.
Hopefully you can redline  it against your old version.
Let me know what you think about environmental indemnity language.
I think  is is prudent from the view that Black Hills and has been using the Premises  for some time and we are not sure what is out there.

Revised Black Hills