Septic soil in Trumbull County, OH, by the numbers

Very limited

Soil across 89.1% of Trumbull County, OH rates "Very limited" in USDA's septic-absorption-field interpretation. That reading means a conventional system is a poor bet here - 89.1% of Trumbull County lands in the strictest "very limited" bucket USDA uses. Trumbull County, OH is 617.592 square miles with a population of 200,300.

What Trumbull County's reading doesn't cover

Two lots a mile apart in Trumbull County can carry different soil, even though they share one countywide rating. A local percolation test, typically $750-$1,850 (around $1,300 typical), is the only way to know what one lot in Trumbull County will actually do.

What a system would cost here

With 89.1% of Trumbull County rating "Very limited", a standard gravity system is not a safe assumption here. The engineered-system range, $10,000-$40,000 (mound or aerobic treatment), is the more realistic number to plan around, against $3,000-$8,000 for a conventional system on the rare lot that passes.

Trumbull County's rank among Ohio counties

Nationally, Trumbull County, OH is the 1,362-most-constrained of 3,058 rated counties for septic soil. Within Ohio alone it ranks 74 of 87.

Before you act on this

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