Septic suitability in Scott County, KY
Very limited
Scott County, KY: USDA's soil survey calls 88.8% of the county "Very limited" for a septic leach field. This is the reading that pushes a project toward an engineered system rather than a conventional one, and it covers 88.8% of Scott County's land. The county spans 282.194 square miles, home to 61,700 people.
What this number does and doesn't tell you
USDA's survey covers the whole of Scott County, KY at once, not any single address. Budget $750-$1,850 for a real perc test on any specific parcel - that's the only figure a permit application accepts.
Scott County: conventional vs. engineered cost
88.8% of Scott 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.
How Scott County, KY compares
Among the 3,058 rated counties on this site, Scott County, KY ranks 1,390 most-constrained nationally, and 67 of 119 within Kentucky.
Further reading
How this rating is built, and its real limits · Conventional vs. engineered septic systems