When one of the pumps on my aerobic system died a few years back it was less than 24 hours before the drains were backed up. If your soil won't pass a perc test

When one of the pumps on my aerobic system died a few years back it was less than 24 hours before the drains were backed up. If your soil won't pass a perc test I guess you can just go with aerobic which allows you to build pretty much anywhere. The final stage sprays effluent on your yard.