Tennessee Well Data › Blount County
Blount County, Tennessee: well depth, water level & drilling cost
✓ 4,399 TDEC records · verified 2026-09-28
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How deep are wells in Blount County, Tennessee?
The median drilled well depth in Blount County is 240 ft, based on 4,364 wells with recorded depths in the state TDEC database. Half of all wells fall between 150 ft and 380 ft; 90% are shallower than 560 ft. Wells drilled since 2016 have a median depth of 305 ft.
How much does it cost to drill a well in Blount County?
Applying published per-foot rates to the local median depth of 305 ft: drilling and casing alone typically runs $7,625–$19,825; a complete system including pump, pressure tank, and hookup typically runs $18,300–$30,500. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Blount County?
The median static water level is 60 ft below ground surface (middle half of wells: 35 ft–100 ft), from 4,006 measurements.
How much water do wells in Blount County produce?
The median tested yield is 15 gpm (middle half: 7 gpm–30 gpm), from 4,045 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
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Well records by ZIP code in Blount County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Maryville (37803) — 570 wells, median 240 ft
- Tallassee (37878) — 405 wells, median 245 ft
- Walland (37886) — 382 wells, median 230 ft
- Friendsville (37737) — 360 wells, median 240 ft
- Maryville (37801) — 331 wells, median 220 ft
- Maryville (37804) — 248 wells, median 250 ft
- Knoxville (37922) — 153 wells, median 280 ft
- Louisville (37777) — 140 wells, median 240 ft
- Maryville (37802) — 134 wells, median 278 ft
- Alcoa (37701) — 85 wells, median 210 ft
- Rockford (37853) — 77 wells, median 250 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.