Ozark County, MO Septic Rating
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 - it's already USDA's strictest "very limited" bucket, not a partial constraint. The county spans 745 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