Beckham County, OK: the USDA septic-suitability picture
Very limited
Beckham County, OK: USDA's soil survey calls 89.6% of the county "Very limited" for a septic leach field. That reading means a conventional system is a poor bet here - 89.6% of Beckham County lands in the strictest "very limited" bucket USDA uses. For scale: 901.675 square miles and 22,248 people call Beckham County home.
Before you rely on this for one lot
Nothing about Beckham County, OK'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 Beckham County, OK
Beckham 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.
Beckham County's rank among Oklahoma counties
Among the 3,058 rated counties on this site, Beckham County, OK ranks 1,312 most-constrained nationally, and 20 of 77 within Oklahoma.
Related guides
How this rating is built, and its real limits · Conventional vs. engineered septic systems