Septic suitability in Chase County, NE
Very limited
USDA puts Chase County, NE at "Very limited" for septic absorption fields, the dominant reading across 79% of the county's soil. Practically, that rules out a simple gravity system for most of the county - 79% of it sits in USDA's most-constrained bucket. The county spans 894.425 square miles, home to 3,764 people.
What this number does and doesn't tell you
USDA's survey covers the whole of Chase County, NE at once, not any single address. Budget $750-$1,850 for a real perc test on any specific parcel - that's the only figure a permit application accepts.
Chase County: conventional vs. engineered cost
79% of Chase 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.
Chase County's rank among Nebraska counties
Among the 3,058 rated counties on this site, Chase County, NE ranks 2,092 most-constrained nationally, and 47 of 93 within Nebraska.
Related guides
How this rating is built, and its real limits · Conventional vs. engineered septic systems