Jasper County's SSURGO septic rating

Very limited

Jasper County, IA: USDA's soil survey calls 96.3% of the county "Very limited" for a septic leach field. That reading means a conventional system is a poor bet here - 96.3% of Jasper County lands in the strictest "very limited" bucket USDA uses. For scale: 730.428 square miles and 38,107 people call Jasper County home.

Before you rely on this for one lot

Nothing about Jasper County, IA's SSURGO figure applies to a specific address - it's a county-wide average. The real answer for one lot is still a site-specific perc test, running about $750-$1,850 (typically near $1,300).

Budgeting for a system in Jasper County, IA

Jasper County's soil reading pushes the likely outcome toward an engineered system rather than a conventional one. 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 Jasper County, IA compares

Among the 3,058 rated counties on this site, Jasper County, IA ranks 482 most-constrained nationally, and 34 of 99 within Iowa.

Further reading

How this rating is built, and its real limits · Conventional vs. engineered septic systems