No, but it is very likely that it will occur anyway. It depends on the water flow used in the house, on the number of occupants, the type of soil covering the drain field (lack of aeration), its size and what it is flushed into it (water softener).
No, but it is very likely that it will occur anyway. It depends on the water flow used in the house, on the number of occupants, the type of soil covering the drain field (lack of aeration), its size and what it is flushed into it (water softener).