Texas Water Well Reports › Trinity County
Trinity County, Texas: well depth, water level & drilling cost
✓ 375 TDLR SDR records · verified 2026-10-19
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How deep are wells in Trinity County, Texas?
The median drilled well depth in Trinity County is 272 ft, based on 373 wells with recorded depths in the state TDLR SDR database. Half of all wells fall between 185 ft and 390 ft; 90% are shallower than 496 ft. Wells drilled since 2016 have a median depth of 283 ft.
How much does it cost to drill a well in Trinity County?
Applying published per-foot rates to the local median depth of 272 ft: drilling and casing alone typically runs $6,800–$17,680; a complete system including pump, pressure tank, and hookup typically runs $16,320–$27,200. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Trinity County?
The median static water level is 65 ft below ground surface (middle half of wells: 38 ft–100 ft), from 310 measurements.
How much water do wells in Trinity County produce?
The median tested yield is 20 gpm (middle half: 12 gpm–50 gpm), from 329 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Trinity County?
Companies by number of water wells completed in this county since 2016, per filed driller reports (SDR).
| Driller | Wells since 2016 |
|---|---|
| English Drilling Inc. | 28 |
| Geothermal Drilling inc | 26 |
| Holly Water Wells | 21 |
| Ballard Water Well Co. LLC | 17 |
| Bell's Drilling Service | 9 |
| Ballard Water Well Co LLC | 8 |
| WANDA DRILLING & WATER DEV INC | 8 |
| Grays Water Well Svc. | 7 |
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Well records by ZIP code in Trinity County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Trinity (75862) — 183 wells, median 280 ft
- Groveton (75845) — 91 wells, median 250 ft
- Applesprings (75926) — 56 wells, median 213 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.