Texas Water Well Reports › Castro County
Castro County, Texas: well depth, water level & drilling cost
✓ 1,790 TDLR SDR records · verified 2026-06-27
How deep are wells in Castro County, Texas?
The median drilled well depth in Castro County is 386 ft, based on 1,790 wells with recorded depths in the state TDLR SDR database. Half of all wells fall between 360 ft and 411 ft; 90% are shallower than 435 ft. Wells drilled since 2016 have a median depth of 395 ft.
How much does it cost to drill a well in Castro County?
Applying published per-foot rates to the local median depth of 395 ft: drilling and casing alone typically runs $9,875–$25,675; a complete system including pump, pressure tank, and hookup typically runs $23,700–$39,500. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Castro County?
The median static water level is 311 ft below ground surface (middle half of wells: 251 ft–348 ft), from 463 measurements.
How much water do wells in Castro County produce?
The median tested yield is 17 gpm (middle half: 12 gpm–150 gpm), from 73 pump tests. A typical household needs 5–10 gpm.
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Drilled depth distribution
Who drills wells in Castro County?
Companies by number of water wells completed in this county since 2016, per filed driller reports (SDR).
| Driller | Wells since 2016 |
|---|---|
| Peter B Loewen | 341 |
| DRILL PRO WATER WELL DRILLING | 254 |
| PETER KLASSEN | 74 |
| Thunder Well Service, LLC | 55 |
| Jacob P Klassen Drilling Co | 51 |
| HI PLAINS DRILLING, INC. | 30 |
| Vanguard Well Resources, LLC | 25 |
| Rodgers Well Service | 21 |
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Median depth, water level, and yield for each ZIP code with recorded wells.
- Dimmitt (79027) — 223 wells, median 393 ft
- Hart (79043) — 187 wells, median 385 ft
- Nazareth (79063) — 80 wells, median 332 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.