Septic suitability in Howard County, TX
Very limited
Howard County, TX's SSURGO dominant class comes back "Very limited", covering 50.9% of the county. Expect the ground itself to work against a plain gravity system; USDA's strictest bucket alone covers 50.9% of the county. For scale: 900.79 square miles and 30,833 people call Howard County home.
Before you rely on this for one lot
This is a countywide, area-weighted figure across every soil survey map unit in Howard County, TX - never a reading for one specific parcel. 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 Howard County, TX
Howard 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.
How Howard County, TX compares
Among the 3,058 rated counties on this site, Howard County, TX ranks 2,862 most-constrained nationally, and 229 of 253 within Texas.
Related guides
How this rating is built, and its real limits · Conventional vs. engineered septic systems