What Hot Spring County, AR's soil rates for a septic system

Very limited

In Hot Spring County, AR, 83.4% of the surveyed land carries a "Very limited" rating for a standard septic drain field. Practically, that rules out a simple gravity system for most of the county - 83.4% of it sits in USDA's most-constrained bucket. Hot Spring County covers 614.944 square miles and counts 33,313 residents.

This is a county figure, not a parcel figure

Two lots a mile apart in Hot Spring County can carry different soil, even though they share one countywide rating. A site-specific perc test, usually $750-$1,850, is what a health department will actually require before permitting a lot in Hot Spring County.

System cost, conventional vs. engineered

Given Hot Spring County's rating, plan for the engineered-system range rather than the conventional one. 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.

How Hot Spring County, AR compares

Nationally, Hot Spring County, AR is the 1,830-most-constrained of 3,058 rated counties for septic soil. Within Arkansas alone it ranks 66 of 75.

Further reading

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