Septic suitability in Nicollet County, MN
Very limited
Nicollet County, MN's SSURGO dominant class comes back "Very limited", covering 91.4% of the county. That reading means a conventional system is a poor bet here - 91.4% of Nicollet County lands in the strictest "very limited" bucket USDA uses. The county spans 448.504 square miles, home to 34,493 people.
What this number does and doesn't tell you
Nothing about Nicollet County, MN's SSURGO figure applies to a specific address - it's a county-wide average. Budget $750-$1,850 for a real perc test on any specific parcel - that's the only figure a permit application accepts.
Nicollet County: conventional vs. engineered cost
91.4% of Nicollet 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.
How Nicollet County, MN compares
Among the 3,058 rated counties on this site, Nicollet County, MN ranks 1,119 most-constrained nationally, and 37 of 86 within Minnesota.
Related guides
How this rating is built, and its real limits · Conventional vs. engineered septic systems