Champaign County, OH Septic Rating
Champaign County, OH: the USDA septic-suitability picture
Very limited
Champaign County, OH's SSURGO dominant class comes back "Very limited", covering 99.3% of the county. This is the reading that pushes a project toward an engineered system rather than a conventional one, covering that same share of Champaign County's land. The county spans 429 square miles, home to 38,907 people.
What this number does and doesn't tell you
Nothing about Champaign County, OH's SSURGO figure applies to a specific address - it's a county-wide average. Budget $750-$1,850 for a real perc test on any specific parcel - that's the only figure a permit application accepts.
Champaign County: conventional vs. engineered cost
99.3% of Champaign County carrying a "Very limited" reading changes the realistic budget here. Conventional systems run $3,000-$8,000 where they pass; where they don't, engineered alternatives (mound or aerobic treatment, whichever the health department requires) run $10,000-$40,000 - budget toward the higher figure until a perc test says otherwise.
Champaign County's rank among Ohio counties
Among the 3,058 rated counties on this site, Champaign County, OH ranks 47 most-constrained nationally, and 10 of 87 within Ohio.
Related guides
How this rating is built, and its real limits · Conventional vs. engineered septic systems