Crowley County's SSURGO septic rating
Very limited
Crowley County, CO: USDA's soil survey calls 50.2% of the county "Very limited" for a septic leach field. Expect the ground itself to work against a plain gravity system; USDA's strictest bucket alone covers 50.2% of the county. For scale: 787.428 square miles and 5,600 people call Crowley County home.
Before you rely on this for one lot
This is a countywide, area-weighted figure across every soil survey map unit in Crowley County, CO - 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 Crowley County, CO
Crowley 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.
Crowley County's rank among Colorado counties
Among the 3,058 rated counties on this site, Crowley County, CO ranks 2,883 most-constrained nationally, and 58 of 63 within Colorado.
Related guides
How this rating is built, and its real limits · Conventional vs. engineered septic systems