# Well grid 39-61, Texas — Robertson — how deep, and through what

> 216 well reports in Texas state well grid 39-61, covering Robertson. Median depth 380 ft.

## Texas well grid 39-61

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Robertson County](/county/robertson.md). **216** reports, median depth **380 ft**.

### What you will drill through in grid 39-61

*Logged in state well grid 39-61, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Sand** 41 , **Clay** 26 , **Red Clay** 28 , **Gray Clay** 19 , **Grey Clay** 14 , **Sandy Clay** 12 |
| 25–50 ft | **Grey Clay** 9 , **Sand** 7 , **Gray Clay** 7 , **Sandy Grey Clay** 6 , **Shale** 5 , **Clay** 5 |
| 50–100 ft | **Shale** 13 , **Sand** 14 , **Grey Clay** 13 , **Gray Clay** 9 , **Clay** 7 , **Lignite** 7 |
| 100–200 ft | **Sand** 33 , **Shale** 28 , **Gray Clay** 18 , **Grey Clay** 20 , **Sandy Grey Clay** 15 , **Sandy Shale** 13 |
| 200–300 ft | **Shale** 25 , **Sand** 20 , **Sandy** 17 , **Grey Clay** 15 , **Sandy Shale** 10 , **Rock** 6 |
| 300–500 ft | **Shale** 28 , **Sand** 26 , **Sandy** 28 , **Rock** 10 , **Sandy Shale** 11 , **Clay** 7 |
| 500–1000 ft | **Sand** 15 , **Shale** 10 , **Clay** 5 , **Rock** 5 , **Sandy Shale** 4 , **Gray Clay** 4 |
| 1000–5000 ft | **Sand** 5 , **Clay** 3 , **Shale** 4 , **Hard Shale** 1 , **Hard Lignite** 1 , **Clay & Sand** 1 |

### Who drills here

*Licensed firms in state well grid 39-61, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Bennett Drilling](/driller/bennett-drilling.md) | 56 | 380 | 80 | 2003–2009 |
| [Brien Water Wells](/driller/brien-water-wells.md) | 30 | 410 | 30 | 2003–2023 |
| [Pinnergy, LTD](/driller/pinnergy-ltd.md) | 18 | 280 | 70 | 2007–2022 |
| [Double J Drilling Company](/driller/double-j-drilling-company.md) | 15 | 320 | 60 | 2004–2008 |
| [Williams Water Wells LLC](/driller/williams-water-wells-llc.md) | 12 | 430 | 20 | 2018–2024 |
| [MagnaCore Drilling & Environmental Services](/driller/magnacore-drilling-environmental-services.md) | 9 | 8 | — | 2007 |
| [Double J Drig. Co.](/driller/double-j-drig-co.md) | 8 | 340 | 70 | 2005–2006 |
| [CLEARWATER WELL SERVICE INC](/driller/clearwater-well-service-inc.md) | 6 | 515 | 40 | 2011–2022 |
| [M/W DRILLING COMPANY LLC](/driller/m-w-drilling-company-llc.md) | 5 | 520 | 25 | 2012–2026 |
| [LTW Services, LP](/driller/ltw-services-lp.md) | 5 | 320 | 25 | 2008–2025 |
| [Siegert Water Wells, Inc](/driller/siegert-water-wells-inc.md) | 5 | 411 | 37 | 2008–2024 |
| [J&S WATER WELLS](/driller/j-s-water-wells.md) | 5 | 1,436 | 80 | 2009–2017 |
| [WOMBLE DRILLING CO. INC.](/driller/womble-drilling-co-inc.md) | 4 | 680 | 105 | 2011–2014 |
| [Limestone Water Well Drilling](/driller/limestone-water-well-drilling.md) | 3 | 425 | 30 | 2022–2024 |
| [M&M Water Well, LLC](/driller/m-m-water-well-llc.md) | 3 | 476 | 11 | 2017–2024 |
| [Gainco, Inc.](/driller/gainco-inc.md) | 3 | 15 | — | 2021 |
| [J & S Water Wells - Tomas Salinas](/driller/j-s-water-wells-tomas-salinas.md) | 3 | — | 140 | 2010–2011 |
| Bennett Drilling Serv. | 3 | 385 | 80 | 2003–2005 |
| [Main Stream Environmental](/driller/main-stream-environmental.md) | 2 | 400 | 45 | 2024 |
| [Ballard Water Well Co. LLC](/driller/ballard-water-well-co-llc.md) | 2 | 355 | 50 | 2022 |
| [Weisinger Incorporated](/driller/weisinger-incorporated.md) | 2 | 1,450 | 807 | 2010–2019 |
| [J & S Drilling, LLC](/driller/j-s-drilling-llc.md) | 2 | 600 | 30 | 2016–2017 |
| [Ark-La-Tex Boring, Inc.](/driller/ark-la-tex-boring-inc.md) | 2 | 460 | 60 | 2004 |
| SYNERGEN DRILLING LLC | 1 | 440 | — | 2026 |
| Chris Siegert | 1 | 550 | — | 2021 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Rig Supply | 109 | 50.5% | 340 |
| Domestic | 57 | 26.4% | 432 |
| Stock | 20 | 9.3% | 520 |
| Environmental Soil Boring | 12 | 5.6% | 12 |
| Industrial | 11 | 5.1% | 460 |
| Public Supply | 3 | 1.4% | 1,436 |
| Irrigation | 2 | 0.9% | 620 |
| Monitor | 2 | 0.9% | 30 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 116 | 350 | 90 |
| 2010s | 59 | 476 | 104 |
| 2020s | 41 | 400 | 115 |

### The deepest reports on file

*Deepest reports in state well grid 39-61. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 233296 | 2010 | 1,450 | 256 | 807 | Public Supply |
| 457092 | 2017 | 1,436 | 228 | 317 | Public Supply |
| 525589 | 2019 | 1,180 | 196 | 300 | Public Supply |
| 209438 | 2008 | 1,110 | 169 | 12 | Domestic |
| 192188 | 2008 | 1,060 | 200 | 30 | Domestic |
| 209441 | 2008 | 1,030 | 296 | 30 | Domestic |
| 253471 | 2011 | 918 | 208 | 30 | Stock |
| 261226 | 2011 | 880 | 265 | 30 | Domestic |
| 480059 | 2018 | 778 | 140 | — | Domestic |
| 129660 | 2007 | 740 | 191 | 40 | Domestic |

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 39-61?

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 [Robertson County](/county/robertson.md).

### Grids with a comparable number of reports

- [19-39](/area/19-39.md)
- [80-26](/area/80-26.md)
- [35-31](/area/35-31.md)
- [57-09](/area/57-09.md)
- [79-22](/area/79-22.md)
- [10-45](/area/10-45.md)
- [10-64](/area/10-64.md)
- [56-56](/area/56-56.md)
- [59-20](/area/59-20.md)
- [79-24](/area/79-24.md)
- [10-46](/area/10-46.md)
- [19-25](/area/19-25.md)
- [27-06](/area/27-06.md)

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Página: https://texas-water-wells.pages.dev/area/39-61/
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