Septic suitability in Mineral County, WV
Very limited
Mineral County, WV's SSURGO dominant class comes back "Very limited", covering 97.2% of the county. Expect the ground itself to work against a plain gravity system; USDA's strictest bucket alone covers 97.2% of the county. The county spans 327.882 square miles, home to 26,778 people.
What this number does and doesn't tell you
This is a countywide, area-weighted figure across every soil survey map unit in Mineral County, WV - never a reading for one specific parcel. Budget $750-$1,850 for a real perc test on any specific parcel - that's the only figure a permit application accepts.
Mineral County: conventional vs. engineered cost
97.2% of Mineral County carrying a "Very limited" reading changes the realistic budget here. 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.
Mineral County's rank among West Virginia counties
Among the 3,058 rated counties on this site, Mineral County, WV ranks 355 most-constrained nationally, and 16 of 55 within West Virginia.
Before you act on this
How this rating is built, and its real limits · Conventional vs. engineered septic systems