# Well grid 78-31, Texas — Live Oak — how deep, and through what

> 113 well reports in Texas state well grid 78-31, covering Live Oak. Median depth 55 ft.

## Texas well grid 78-31

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Live Oak County](/county/live-oak.md). **113** reports, median depth **55 ft**.

### What you will drill through in grid 78-31

*Logged in state well grid 78-31, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Surface** 24 , **Tan Clay** 21 , **Topsoil** 8 , **Fill Material - Silty Clay, Brown, Dry, Medium Plasticity, O** 8 , **Silty Sand; Gray** 5 , **Clayey Sand, Gray, Dry, Low Plasticity, Odor, Trace Caliche.** 7 |
| 25–50 ft | **Gray Clay** 8 , **Clay, Silty, Tan, Stiff, Dry With Gray Streaks, Color Change** 4 , **Sandy Clay; Gray** 3 , **Silty Sand; Gray** 2 , **Clayey Sand, Grayish Tan With Iron Staining, Dense, Moist, M** 2 , **Sandy Lean Clay, Tan, Slightly Moist To Moist, Very Stiff, F** 2 |
| 50–100 ft | **Blue Shale** 3 , **Gray Clay** 3 , **Gray Sandy Clay** 2 , **Clay** 1 , **Blue Clay** 1 , **Tan Clay** 1 |
| 100–200 ft | **Sand** 5 , **Blue Shale** 4 , **Gray Sand** 3 , **Grey Clay** 2 , **Grey Sand** 2 , **Sandy Shale** 2 |
| 200–300 ft | **Shale** 3 , **Sand** 3 , **Gray Clay** 3 , **Clay** 2 , **Grey Clay** 1 , **Gray Sand** 2 |
| 300–500 ft | **Gray Clay** 8 , **Sand** 4 , **Gray Sand W/Strips Clay** 4 , **Gray Sand** 4 , **Grey Clay** 1 , **Silty Gray Sand W/Strips Clay** 2 |
| 500–1000 ft | **Gray Clay** 10 , **Grey Clay** 3 , **Clay** 4 , **Gray Sand** 5 , **Cemented Grey Sand** 1 , **Shale** 4 |
| 1000–5000 ft | **Shale** 5 , **Sand** 5 , **Sand & Shale** 2 , **Gray Shale** 2 , **Sandy Shale** 1 , **Clay** 2 |

### Who drills here

*Licensed firms in state well grid 78-31, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Vortex Drilling, Inc.](/driller/vortex-drilling-inc.md) | 16 | 35 | — | 2011–2016 |
| [Envirotech Drilling Services LLC](/driller/envirotech-drilling-services-llc.md) | 13 | 35 | — | 2014–2022 |
| [EDWARD PAWLIK & SON W S](/driller/edward-pawlik-son-w-s.md) | 13 | 545 | 80 | 2010–2013 |
| [Tolunay-Wong Engineers,Inc](/driller/tolunay-wong-engineers-inc.md) | 8 | 15 | — | 2020 |
| [Vortex Drilling Partners, LP](/driller/vortex-drilling-partners-lp.md) | 7 | 20 | — | 2019 |
| [Strata Core Services, LLC](/driller/strata-core-services-llc.md) | 7 | 40 | — | 2018 |
| [EnviroCore, Inc.](/driller/envirocore-inc.md) | 6 | 36 | — | 2022 |
| [Water Well Services, Inc.](/driller/water-well-services-inc.md) | 4 | 1,572 | 300 | 2009–2015 |
| [Edward Pawlik & Son Well Service](/driller/edward-pawlik-son-well-service.md) | 4 | 600 | 150 | 2006–2013 |
| [Friedel Drilling Company](/driller/friedel-drilling-company.md) | 4 | — | 300 | 2011–2013 |
| [Gainco, Inc.](/driller/gainco-inc.md) | 4 | 100 | — | 2012 |
| [J & S Water Wells - Tomas Salinas](/driller/j-s-water-wells-tomas-salinas.md) | 3 | — | 120 | 2012 |
| [Bull's Eye Services, LLC](/driller/bull-s-eye-services-llc.md) | 2 | 385 | 1,050 | 2017–2023 |
| [CHANDLER DRILLING INC](/driller/chandler-drilling-inc.md) | 2 | 700 | 60 | 2012–2022 |
| [James Pawlik Water Wll Service, Inc.](/driller/james-pawlik-water-wll-service-inc.md) | 2 | 630 | 24 | 2019–2022 |
| [BULLS EYE SERVICES LLC](/driller/bulls-eye-services-llc.md) | 2 | 1,602 | 168 | 2019–2020 |
| [PAWLIK & SON W.S.](/driller/pawlik-son-w-s.md) | 2 | 395 | 20 | 2015–2017 |
| [Drillink, Inc.](/driller/drillink-inc.md) | 2 | — | 200 | 2014–2015 |
| [Motal Well Service](/driller/motal-well-service.md) | 2 | 340 | 110 | 2012 |
| [Moy's Water Well Drilling & Services of Texas](/driller/moy-s-water-well-drilling-services-of-texas.md) | 1 | — | — | 2025 |
| [James Pawlik Water Well Service, Inc.](/driller/james-pawlik-water-well-service-inc.md) | 1 | 925 | 40 | 2025 |
| [4H Drilling Company](/driller/4h-drilling-company.md) | 1 | 300 | 11 | 2024 |
| [Moy's Water Well Services](/driller/moy-s-water-well-services.md) | 1 | 382 | 50 | 2019 |
| [Unison Drilling Inc](/driller/unison-drilling-inc.md) | 1 | — | 450 | 2013 |
| [Thomas Moy and Sons](/driller/thomas-moy-and-sons.md) | 1 | 560 | — | 2011 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Monitor | 36 | 31.9% | 35 |
| Environmental Soil Boring | 25 | 22.1% | 20 |
| Industrial | 15 | 13.3% | 575 |
| Domestic | 11 | 9.7% | 265 |
| Stock | 10 | 8.8% | 600 |
| Rig Supply | 9 | 8.0% | 560 |
| Fracking Supply | 6 | 5.3% | 705 |
| Other | 1 | 0.9% | 1,572 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 7 | 220 | 52 |
| 2010s | 75 | 100 | 59 |
| 2020s | 31 | 35 | 120 |

### The deepest reports on file

*Deepest reports in state well grid 78-31. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 518108 | 2019 | 1,602 | 34 | 168 | Industrial |
| 408299 | 2015 | 1,572 | 59 | 300 | Other |
| 703606 | 2025 | 925 | 130 | 40 | Stock |
| 558820 | 2020 | 705 | 80 | 150 | Fracking Supply |
| 329408 | 2013 | 705 | 53 | 150 | Industrial |
| 297813 | 2012 | 700 | 93 | 50 | Rig Supply |
| 292193 | 2012 | 670 | 76 | 40 | Industrial |
| 351353 | 2013 | 660 | 32 | 150 | Stock |
| 610421 | 2022 | 630 | 145 | 24 | Stock |
| 247070 | 2011 | 620 | — | 250 | Industrial |

Every figure here comes from a report a licensed driller filed on the day the work ended — sometimes decades ago. It describes what was found then, not what a well yields today, and it is not a statement that any well is sound, potable or still in use.

### Drilling a well near grid 78-31?

Depth is only half the quote. What it costs depends on the rock, the casing and the pump. Tell us where and we pass the request to licensed Texas drillers.

We are nobody's agent and have no arrangement with any firm today. [What we do with this](/privacy.md).

This grid falls in [Live Oak County](/county/live-oak.md).

### Grids with a comparable number of reports

- [34-05](/area/34-05.md)
- [34-61](/area/34-61.md)
- [39-29](/area/39-29.md)
- [39-49](/area/39-49.md)
- [43-05](/area/43-05.md)
- [43-24](/area/43-24.md)
- [67-15](/area/67-15.md)
- [87-08](/area/87-08.md)
- [11-48](/area/11-48.md)
- [13-44](/area/13-44.md)
- [13-45](/area/13-45.md)
- [19-22](/area/19-22.md)
- [20-32](/area/20-32.md)

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Página: https://texas-water-wells.pages.dev/area/78-31/
Fonte: Texas Submitted Driller's Report Database — Texas Water Development Board, from reports filed with the Texas Department of Licensing and Regulation
Recolha: 2026-08-23