Can't install a septic system . . .

So in an unfortunate turn of events, we've discovered that installing a new septic system will be quite a challenge on this lot.  The Department of Health will not allow us to use the old system because of the unknown condition, and there is very little "virgin" soil on the lot that isn't covered with driveway or trees, so now we have to figure out a new plan.

Tearing down the old house