What Ohio County, IN's soil rates for a septic system

Very limited

In Ohio County, IN, 95.9% of the surveyed land carries a "Very limited" rating for a standard septic drain field. This is the reading that pushes a project toward an engineered system rather than a conventional one, and it covers 95.9% of Ohio County's land. Ohio County covers 86.15 square miles and counts 5,996 residents.

This is a county figure, not a parcel figure

This is a countywide, area-weighted figure across every soil survey map unit in Ohio County, IN - never a reading for one specific parcel. A site-specific perc test, usually $750-$1,850, is what a health department will actually require before permitting a lot in Ohio County.

System cost, conventional vs. engineered

Given Ohio County's rating, plan for the engineered-system range rather than the conventional one. The engineered-system range, $10,000-$40,000 (mound or aerobic treatment), is the more realistic number to plan around, against $3,000-$8,000 for a conventional system on the rare lot that passes.

Ohio County's rank among Indiana counties

Nationally, Ohio County, IN is the 551-most-constrained of 3,058 rated counties for septic soil. Within Indiana alone it ranks 34 of 90.

Further reading

How this rating is built, and its real limits · Conventional vs. engineered septic systems