Jefferson County's SSURGO septic rating

Very limited

Jefferson County, OH's SSURGO dominant class comes back "Very limited", covering 93.8% of the county. A standard gravity system routinely fails on ground like this; the same share of the county falls in USDA's worst absorption-field bucket outright. For scale: 408.124 square miles and 63,900 people call Jefferson County home.

Before you rely on this for one lot

This is a countywide, area-weighted figure across every soil survey map unit in Jefferson County, OH - never a reading for one specific parcel. 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 Jefferson County, OH

Jefferson 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 Jefferson County, OH compares

Among the 3,058 rated counties on this site, Jefferson County, OH ranks 815 most-constrained nationally, and 65 of 87 within Ohio.

Related guides

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