Septic suitability in Ozark County, MO
Very limited
Ozark County, MO's SSURGO dominant class comes back "Very limited", covering 80.7% of the county. That reading means a conventional system is a poor bet here - 80.7% of Ozark County lands in the strictest "very limited" bucket USDA uses. The county spans 745.006 square miles, home to 9,090 people.
What this number does and doesn't tell you
Two lots a mile apart in Ozark County can carry different soil, even though they share one countywide rating. Budget $750-$1,850 for a real perc test on any specific parcel - that's the only figure a permit application accepts.
Ozark County: conventional vs. engineered cost
80.7% of Ozark 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.
Where this sits nationally
Among the 3,058 rated counties on this site, Ozark County, MO ranks 2,007 most-constrained nationally, and 100 of 114 within Missouri.
Related guides
How this rating is built, and its real limits · Conventional vs. engineered septic systems