Texas Water Well Reports › Gonzales County
Gonzales County, Texas: well depth, water level & drilling cost
✓ 2,231 TDLR SDR records · verified 2026-10-19
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How deep are wells in Gonzales County, Texas?
The median drilled well depth in Gonzales County is 372 ft, based on 2,230 wells with recorded depths in the state TDLR SDR database. Half of all wells fall between 260 ft and 480 ft; 90% are shallower than 592 ft. Wells drilled since 2016 have a median depth of 370 ft.
How much does it cost to drill a well in Gonzales County?
Applying published per-foot rates to the local median depth of 370 ft: drilling and casing alone typically runs $9,250–$24,050; a complete system including pump, pressure tank, and hookup typically runs $22,200–$37,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Gonzales County?
The median static water level is 73 ft below ground surface (middle half of wells: 49 ft–107 ft), from 2,101 measurements.
How much water do wells in Gonzales County produce?
The median tested yield is 70 gpm (middle half: 40 gpm–100 gpm), from 2,176 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Gonzales County?
Companies by number of water wells completed in this county since 2016, per filed driller reports (SDR).
| Driller | Wells since 2016 |
|---|---|
| Deharde Water Well Service | 183 |
| Friedel Drilling Company | 154 |
| Drillink, Inc. | 152 |
| CHANDLER DRILLING INC | 117 |
| Maresh Drilling Co. | 58 |
| WB Southern Drilling LLC | 37 |
| Lone Star Drlg & Pump Serv | 32 |
| Hazelett Drilling | 30 |
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Well records by ZIP code in Gonzales County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Gonzales (78629) — 634 wells, median 320 ft
- Waelder (78959) — 333 wells, median 400 ft
- Nixon (78140) — 276 wells, median 400 ft
- Harwood (78632) — 210 wells, median 380 ft
- Smiley (78159) — 181 wells, median 340 ft
- Leesville (78122) — 112 wells, median 385 ft
- Belmont (78604) — 72 wells, median 340 ft
- Cost (78614) — 60 wells, median 440 ft
- Wrightsboro (78677) — 50 wells, median 415 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.