Greene County's SSURGO septic rating

Very limited

Greene County, NC's SSURGO dominant class comes back "Very limited", covering 59.8% of the county. Practically, that rules out a simple gravity system for most of the county - 59.8% of it sits in USDA's most-constrained bucket. The county spans 266.736 square miles, home to 20,671 people.

What this number does and doesn't tell you

Greene County's rating is an average across the whole county, not a promise about any one lot inside it. Budget $750-$1,850 for a real perc test on any specific parcel - that's the only figure a permit application accepts.

Greene County: conventional vs. engineered cost

59.8% of Greene 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.

Greene County's rank among North Carolina counties

Among the 3,058 rated counties on this site, Greene County, NC ranks 2,728 most-constrained nationally, and 73 of 97 within North Carolina.

Before you act on this

How this rating is built, and its real limits · Conventional vs. engineered septic systems