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Tennessee parcel risk screen

Tennessee Parcel Risk Screen: Wetlands, Flood & Elevation

Use one address to run a fast public-data screen, then continue into the Tennessee-specific records that control water, wastewater, access, land use and other project decisions.

Open Tennessee hub National parcel workflow
Written and reviewed by Landeia Research DeskPublished August 9, 2026 · Updated August 9, 2026 · Sources reviewed August 9, 2026

Reviewed for Tennessee source accuracy, current 2026 program details and explicit parcel-level limits.

Tennessee public-data screen

Start with a street address

The Census Geocoder converts the address to a point. The screen checks that point against federal NWI wetlands, FEMA flood-hazard data and USGS elevation. It does not know the surveyed parcel boundary.

No account or paid API required.

Current state context · verified August 2026

Three Tennessee facts to carry into the screen

Before dirt workSeptic timing. TDEC says a septic-system permit should be obtained before starting dirt work or construction of a building, including the building pad.9 local septic jurisdictionsTDEC online-service exceptions. TDEC lists Blount, Davidson, Hamilton, Jefferson, Knox, Madison, Sevier, Shelby and Williamson as counties with their own groundwater-protection service routes.86 of 95 countiesState property-search coverage. Tennessee Property Assessment Data serves 86 counties and links to the nine counties that operate their own assessment systems.

After the federal screen

Open the Tennessee records that the map cannot answer

RecordsWater, wastewater and property evidence

Move from national screening into the state and local record systems.

State-specific riskTennessee Septic Permit Search & Land-Buyer Record Check

Find Tennessee septic permits and understand what an old approval does—and does not—prove for vacant land.

Before closingTrack every unresolved item

Keep documents, calls, quotes and professional reports tied to your contingency dates.