Tennessee Well Data › Sumner County
Sumner County, Tennessee: well depth, water level & drilling cost
✓ 3,473 TDEC records · verified 2026-09-28
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How deep are wells in Sumner County, Tennessee?
The median drilled well depth in Sumner County is 100 ft, based on 3,354 wells with recorded depths in the state TDEC database. Half of all wells fall between 70 ft and 150 ft; 90% are shallower than 260 ft. Wells drilled since 2016 have a median depth of 160 ft.
How much does it cost to drill a well in Sumner County?
Applying published per-foot rates to the local median depth of 160 ft: drilling and casing alone typically runs $4,000–$10,400; a complete system including pump, pressure tank, and hookup typically runs $9,600–$16,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Sumner County?
The median static water level is 35 ft below ground surface (middle half of wells: 25 ft–50 ft), from 1,993 measurements.
How much water do wells in Sumner County produce?
The median tested yield is 6 gpm (middle half: 3 gpm–10 gpm), from 2,481 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
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Well records by ZIP code in Sumner County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Westmoreland (37186) — 799 wells, median 95 ft
- Bethpage (37022) — 510 wells, median 94 ft
- Portland (37148) — 388 wells, median 85 ft
- Gallatin (37066) — 381 wells, median 160 ft
- Cottontown (37048) — 269 wells, median 85 ft
- Castalian Springs (37031) — 235 wells, median 160 ft
- Hendersonville (37075) — 150 wells, median 250 ft
- Mitchellville (37119) — 114 wells, median 100 ft
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.