On Monday, June 10, 2019 at 9:14:09 AM UTC-4, wrote:

Until you get a local ground electrode out there I would be careful
bonding anything. It is best to drive 2 rods 6 feet or more apart.


Ground rods alone are not a good substitute for the the 4th ground WIRE.

I think you need to run the 4th wire so the safety ground is WIRED.

Even the best ground rod is many ohms

m


Even connecting to the ground wire back to the panel is then only
as good as whatever grounds that......