Wichita County's SSURGO septic rating
Very limited
Wichita County, KS's SSURGO dominant class comes back "Very limited", covering 79.2% of the county. That reading means a conventional system is a poor bet here - 79.2% of Wichita County lands in the strictest "very limited" bucket USDA uses. The county spans 718.566 square miles, home to 2,072 people.
What this number does and doesn't tell you
Two lots a mile apart in Wichita 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.
Wichita County: conventional vs. engineered cost
79.2% of Wichita 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 Wichita County, KS compares
Among the 3,058 rated counties on this site, Wichita County, KS ranks 2,085 most-constrained nationally, and 58 of 105 within Kansas.
Further reading
How this rating is built, and its real limits · Conventional vs. engineered septic systems