Texas Water Well Reports › Medina County
Medina County, Texas: well depth, water level & drilling cost
✓ 2,661 TDLR SDR records · verified 2026-07-30
How deep are wells in Medina County, Texas?
The median drilled well depth in Medina County is 460 ft, based on 2,661 wells with recorded depths in the state TDLR SDR database. Half of all wells fall between 200 ft and 800 ft; 90% are shallower than 1,020 ft. Wells drilled since 2016 have a median depth of 510 ft.
How much does it cost to drill a well in Medina County?
Applying published per-foot rates to the local median depth of 510 ft: drilling and casing alone typically runs $12,750–$33,150; a complete system including pump, pressure tank, and hookup typically runs $30,600–$51,000. Actual quotes depend on site access, geology, and casing requirements.
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What is the static water level in Medina County?
The median static water level is 180 ft below ground surface (middle half of wells: 64 ft–295 ft), from 2,462 measurements.
How much water do wells in Medina County produce?
The median tested yield is 20 gpm (middle half: 15 gpm–60 gpm), from 2,057 pump tests. A typical household needs 5–10 gpm.
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Drilled depth distribution
Who drills wells in Medina County?
Companies by number of water wells completed in this county since 2016, per filed driller reports (SDR).
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Median depth, water level, and yield for each ZIP code with recorded wells.
- Hondo (78861) — 668 wells, median 440 ft
- Mico (78056) — 447 wells, median 830 ft
- Devine (78016) — 415 wells, median 240 ft
- D'Hanis (78850) — 149 wells, median 520 ft
- Castroville (78009) — 116 wells, median 633 ft
- Rio Medina (78066) — 106 wells, median 78 ft
- Natalia (78059) — 99 wells, median 220 ft
- Yancey (78886) — 58 wells, median 293 ft
Method: medians computed from TDLR SDR records (water-supply wells only (domestic, irrigation, stock, public supply, industrial) — monitoring, environmental borings, test holes, injection and geothermal 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.