⟁ Tennessee Well Data field records · 2026 survey

Tennessee Well Data › Grundy County

Grundy County, Tennessee: well depth, water level & drilling cost

✓ 1,266 TDEC records · verified 2026-09-28

115 ftmedian well depth
92 ft–162 fttypical depth range
40 ftmedian static water level
10 gpmmedian yield (1,006 tests)

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How deep are wells in Grundy County, Tennessee?

The median drilled well depth in Grundy County is 115 ft, based on 1,252 wells with recorded depths in the state TDEC database. Half of all wells fall between 92 ft and 162 ft; 90% are shallower than 220 ft. Wells drilled since 2016 have a median depth of 124 ft.

How much does it cost to drill a well in Grundy County?

Applying published per-foot rates to the local median depth of 124 ft: drilling and casing alone typically runs $3,100–$8,060; a complete system including pump, pressure tank, and hookup typically runs $7,440–$12,400. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Grundy County?

The median static water level is 40 ft below ground surface (middle half of wells: 28 ft–60 ft), from 1,095 measurements.

How much water do wells in Grundy County produce?

The median tested yield is 10 gpm (middle half: 4 gpm–20 gpm), from 1,006 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 15 50–100 ft 332 100–150 ft 509 150–200 ft 197 200–300 ft 142 300–400 ft 43 400–600 ft 8 600+ ft 6
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Well records by ZIP code in Grundy County

Median depth, water level, and yield for each ZIP code with recorded wells.

Method: medians computed from TDEC records (TDEC reported water wells; depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.