Environmental
Karst topography in Tennessee (common in Middle and East Tennessee) creates real estate concerns because:
AKarst areas have higher than average radon levels
BSinkholes and subsidence risk can affect foundations and property values✓ Correct
CKarst areas are always in FEMA flood zones
DLimestone formations prevent deep well drilling for water
Explanation
Karst topography (formed by dissolution of limestone) creates sinkholes, caves, and subsidence risk in Tennessee. Properties in karst areas may face foundation problems, increased earthquake sensitivity, and unpredictable ground conditions, all of which affect value and insurability.
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Key Terms to Know
Zoning
Local government regulations that control land use by dividing areas into zones specifying permitted uses, building sizes, and densities.
Comparable Sales (Comps)Recently sold properties similar in size, condition, and location used by appraisers and agents to estimate a property's market value.
VarianceOfficial permission to use land in a way that does not conform to the applicable zoning ordinance, granted by a zoning board when strict enforcement would cause undue hardship.
Eminent DomainThe power of government to take private property for public use, with the requirement to pay the owner just compensation.
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