Pocahontas County, WV: the USDA septic-suitability picture
Very limited
USDA puts Pocahontas County, WV at "Very limited" for septic absorption fields, the dominant reading across 94.3% of the county's soil. This is the reading that pushes a project toward an engineered system rather than a conventional one, and it covers 94.3% of Pocahontas County's land. For scale: 940.239 square miles and 7,653 people call Pocahontas County home.
Before you rely on this for one lot
Nothing about Pocahontas County, WV'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 Pocahontas County, WV
Pocahontas 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.
Pocahontas County's rank among West Virginia counties
Among the 3,058 rated counties on this site, Pocahontas County, WV ranks 748 most-constrained nationally, and 34 of 55 within West Virginia.
Further reading
How this rating is built, and its real limits · Conventional vs. engineered septic systems