In January the Ohio Department of Health released its 2013 report on failures in household sewage treatment systems. On the surface the report doesn’t look positive. It says almost one in every three household systems is suffering from some degree of failure. Underneath that broad result reported in the popular press is a more complicated picture.For example, the systems with the highest failure rate, 56 percent, are those about which no history is known. The lowest reported rates of failure were for septic or pretreatment systems combined with a leach field, 14 percent, or combined with a mound system, 3
