Texas Water Well Reports › Zavala County
Zavala County, Texas: well depth, water level & drilling cost
✓ 454 TDLR SDR records · verified 2026-09-22
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How deep are wells in Zavala County, Texas?
The median drilled well depth in Zavala County is 448 ft, based on 452 wells with recorded depths in the state TDLR SDR database. Half of all wells fall between 280 ft and 1,000 ft; 90% are shallower than 1,615 ft. Wells drilled since 2016 have a median depth of 543 ft.
How much does it cost to drill a well in Zavala County?
Applying published per-foot rates to the local median depth of 448 ft: drilling and casing alone typically runs $11,200–$29,120; a complete system including pump, pressure tank, and hookup typically runs $26,880–$44,800. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Zavala County?
The median static water level is 265 ft below ground surface (middle half of wells: 132 ft–342 ft), from 387 measurements.
How much water do wells in Zavala County produce?
The median tested yield is 50 gpm (middle half: 15 gpm–300 gpm), from 350 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Zavala County?
Companies by number of water wells completed in this county since 2016, per filed driller reports (SDR).
| Driller | Wells since 2016 |
|---|---|
| McKinley Drilling | 42 |
| Cross Country Drilling | 18 |
| SPURGEON DRILLING CO. | 13 |
| Dennis Drilling Company | 12 |
| BULLS EYE SERVICES LLC | 9 |
| Bull's Eye Services, LLC | 9 |
| SHEPHERD DRILLING | 8 |
| Artesia Drilling | 8 |
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Well records by ZIP code in Zavala County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Batesville (78829) — 157 wells, median 543 ft
- La Pryor (78872) — 150 wells, median 320 ft
- Crystal City (78839) — 100 wells, median 986 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.