Which doesn’t quite work so well when an explosion cuts your electrics and the fire department cuts the gas.
If you do still decide to depend on another energy grid for an energy grid failure, at least have roll-up generator hookups so you’re not spending a few days figuring out how to wire that up…
Best info I found was on Reddit: https://www.reddit.com/r/sysadmin/comments/kk3j0m/nashville_...