Thanks - rather assumed it was there responsibility and no question of disconnecting it (wouldn't want to be without it - though would be happier if the connection looked less ropey!).
I'll see if DNO will come and look at it - if it's a nuisance we can re-site - might be easier by the sounds...
First post - have searched but found nothing quite like this
We're putting in an oil tank and dug into a bank in the garden to put in the base. In the middle of the hole we've got a large earth spike and cable which runs to the nearby electricity pole (marked PME).
We were advised that...