Best well drillers in Knox County, Texas
Not a pay-to-play list: these are the 10 drilling companies with wells on record in Knox County, ranked by wells actually drilled here — 675 logged wells in the Texas Department of Licensing and Regulation Submitted Driller's Reports (SDR) database, administered by the Texas Water Development Board (records as of 2026-07-28). Every number links back to the public record.
| # | Company | In Knox Co. since 2016 | All-time in county | Statewide |
|---|---|---|---|---|
| 1 | Leonard Drilling LLC | 182 | 525 | 1,922 |
| 2 | Gillispie Drilling | 29 | 31 | 168 |
| 3 | JB Drilling | 26 | 26 | 2,941 |
| 4 | Franz S Wiebe | 18 | 18 | 208 |
| 5 | E&c Drilling Co. | 5 | 21 | 823 |
| 6 | Leonard Water Services | 4 | 7 | 808 |
| 7 | Eddie W Leonard | — | 40 | 146 |
| 8 | Water Well Drilling And Service | — | 4 | 397 |
| 9 | O'neal Well Service | — | 2 | 168 |
| 10 | Mullen & Son | — | 1 | 41 |
Ranked by wells drilled in Knox County since 2016 (then all-time), from the full TDLR SDR record. A ★ marks a featured sponsor — sponsors must appear in the county record to be listed, and the ranking below them is never reordered.
Who drills the most wells in Knox County?
Leonard Drilling LLC has drilled the most Knox County wells in the recent record — 182 since 2016, 525 in the county all-time.
How many well drilling companies work in Knox County?
10 companies in the TDLR SDR record have drilled wells in Knox County; 6 of them have drilled somewhere in Texas since 2022. Smaller operators below the record threshold may also serve the area.
How deep is a typical well in Knox County?
The median drilled depth in Knox County is 57 ft, based on 694 recorded wells. Depths, water levels, and yields are on the Knox County wells page.
Well depths, static water levels, tested yields, and drilling cost estimates for this county live on the Knox County wells page.
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Claim your profileFree to claim · built from TDLR SDR public well-log records.