Texas Water Well Reports › Dallam County
Dallam County, Texas: well depth, water level & drilling cost
✓ 1,832 TDLR SDR records · verified 2026-09-22
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How deep are wells in Dallam County, Texas?
The median drilled well depth in Dallam County is 508 ft, based on 1,831 wells with recorded depths in the state TDLR SDR database. Half of all wells fall between 440 ft and 573 ft; 90% are shallower than 687 ft. Wells drilled since 2016 have a median depth of 515 ft.
How much does it cost to drill a well in Dallam County?
Applying published per-foot rates to the local median depth of 515 ft: drilling and casing alone typically runs $12,875–$33,475; a complete system including pump, pressure tank, and hookup typically runs $30,900–$51,500. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Dallam County?
The median static water level is 334 ft below ground surface (middle half of wells: 252 ft–385 ft), from 1,123 measurements.
How much water do wells in Dallam County produce?
The median tested yield is 350 gpm (middle half: 20 gpm–600 gpm), from 635 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Dallam County?
Companies by number of water wells completed in this county since 2016, per filed driller reports (SDR).
| Driller | Wells since 2016 |
|---|---|
| Hydro Resources Mid Continent Inc. | 269 |
| DB&E Co LTD | 145 |
| JB Drilling | 114 |
| 3T Drilling, Inc. | 105 |
| Fairview Sales & Service | 57 |
| Landowner Drilled | 33 |
| Rocking K Well Industries | 31 |
| Burkett Drilling | 16 |
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Well records by ZIP code in Dallam County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Texline (79087) — 224 wells, median 466 ft
- Kerrick (79051) — 160 wells, median 460 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.