Septic suitability in Monroe County, AR
Very limited
USDA puts Monroe County, AR at "Very limited" for septic absorption fields, the dominant reading across 96.4% of the county's soil. That reading means a conventional system is a poor bet here - 96.4% of Monroe County lands in the strictest "very limited" bucket USDA uses. For scale: 607.461 square miles and 6,415 people call Monroe County home.
Before you rely on this for one lot
Monroe County's rating is an average across the whole county, not a promise about any one lot inside it. 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 Monroe County, AR
Monroe 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.
Monroe County's rank among Arkansas counties
Among the 3,058 rated counties on this site, Monroe County, AR ranks 476 most-constrained nationally, and 8 of 75 within Arkansas.
Related guides
How this rating is built, and its real limits · Conventional vs. engineered septic systems