Ohio Well Data › Fairfield County
Fairfield County, Ohio: well depth, water level & drilling cost
✓ 15,119 ODNR records · verified 2026-08-13
How deep are wells in Fairfield County, Ohio?
The median drilled well depth in Fairfield County is 102 ft, based on 15,112 wells with recorded depths in the state ODNR database. Half of all wells fall between 68 ft and 156 ft; 90% are shallower than 225 ft. Wells drilled since 2016 have a median depth of 120 ft.
How much does it cost to drill a well in Fairfield County?
Applying published per-foot rates to the local median depth of 120 ft: drilling and casing alone typically runs $3,000–$7,800; a complete system including pump, pressure tank, and hookup typically runs $7,200–$12,000. Actual quotes depend on site access, geology, and casing requirements.
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What is the static water level in Fairfield County?
The median static water level is 39 ft below ground surface (middle half of wells: 20 ft–65 ft), from 14,185 measurements.
How much water do wells in Fairfield County produce?
The median tested yield is 15 gpm (middle half: 10 gpm–20 gpm), from 14,387 pump tests. A typical household needs 5–10 gpm.
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Drilled depth distribution
Who drills wells in Fairfield County?
Companies by number of wells completed in this county since 2016, per filed well logs (ODNR Division of Geological Survey).
| Driller | Wells since 2016 |
|---|---|
| BAPST INC | 777 |
| WARTHMAN DRILLING INC | 612 |
| MOUNT WATER WELL DRILLING | 150 |
| KEEN WELL AND PUMP | 94 |
| SMITH'S WELL DRILLING LLC | 85 |
| J E WRIGHT WELL DRILLING | 68 |
| BLAIR DRILLING & PUMP SERV LLC | 55 |
| CENTRAL SOFT WATER | 47 |
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Median depth, water level, and yield for each ZIP code with recorded wells.
- Lancaster (43130) — 1,731 wells, median 136 ft
- Canal Winchester (43110) — 895 wells, median 108 ft
- Carroll (43112) — 788 wells, median 88 ft
- Baltimore (43105) — 768 wells, median 101 ft
- Amanda (43102) — 461 wells, median 120 ft
- Pickerington (43147) — 443 wells, median 83 ft
- Sugar Grove (43155) — 333 wells, median 260 ft
- Millersport (43046) — 249 wells, median 96 ft
- Rushville (43150) — 246 wells, median 125 ft
- Bremen (43107) — 213 wells, median 200 ft
- Pleasantville (43148) — 177 wells, median 87 ft
- Stoutsville (43154) — 139 wells, median 102 ft
Method: medians computed from ODNR records (water-supply wells only (domestic, public/municipal, commercial, industrial, agricultural/irrigation, fire protection) — monitoring, test/boring, heat-pump, injection, abandoned/sealed and unclassified wells excluded; depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.