# Well grid 27-47, Texas — Martin, Andrews — how deep, and through what

> 165 well reports in Texas state well grid 27-47, covering Martin, Andrews, Hockley. Median depth 100 ft.

## Texas well grid 27-47

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Martin County](/county/martin.md) and [Andrews County](/county/andrews.md). **165** reports, median depth **100 ft**.

### What you will drill through in grid 27-47

*Logged in state well grid 27-47, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Caliche** 67 , **Top Soil** 41 , **Topsoil** 40 , **Limestone** 15 , **Limestone Layers** 9 , **Limestone/Caliche Layers** 11 |
| 25–50 ft | **Sand** 10 , **Wet Sand** 8 , **Sandstone** 7 , **Dry Sand** 7 , **Limestone** 7 , **Water Sand** 5 |
| 50–100 ft | **Red Bed** 21 , **Sand** 18 , **Redbed** 16 , **Gravel** 6 , **Wet Sand** 7 , **Water Sand** 6 |
| 100–200 ft | **Red Bed** 17 , **Redbed** 16 , **Red Clay** 4 , **Red Shale** 6 , **Sandstone** 4 , **Gray Clay** 2 |
| 200–300 ft | **Red Bed** 2 , **Clay** 1 , **Red Shale** 1 , **Sand** 1 , **Sand/Shale** 1 , **Broken Sand** 1 |
| 300–500 ft | **Red Shale** 4 , **Red Clay** 3 , **Red Sand** 3 , **Brown Shale** 3 , **Sand** 1 , **Red Bed** 2 |
| 500–1000 ft | **Red Clay** 5 , **Brown Shale** 3 , **Shale** 2 , **Red Sand** 3 , **Red & Gray Clay** 3 , **Dolomite, Shale** 1 |
| 1000–5000 ft | **Red Clay** 6 , **Shale** 3 , **Sand** 4 , **Sand, Shale** 1 , **Shale/Mudstone** 2 , **Red Bed** 2 |

### Who drills here

*Licensed firms in state well grid 27-47, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Straub Corporation](/driller/straub-corporation.md) | 56 | 70 | — | 2002–2021 |
| [DARRELL CRASS DRILLING](/driller/darrell-crass-drilling.md) | 20 | 125 | — | 2008–2013 |
| [Wheeler Drilling](/driller/wheeler-drilling.md) | 18 | 115 | 15 | 2005–2022 |
| [Santa Rosa Well Service](/driller/santa-rosa-well-service.md) | 13 | 100 | 6 | 2017–2019 |
| [WEST TEXAS WATER WELL SERVICE](/driller/west-texas-water-well-service.md) | 9 | 1,732 | — | 2013–2014 |
| [CASE DRILLING & PUMP SERVICE, LLC](/driller/case-drilling-pump-service-llc.md) | 8 | 120 | 45 | 2011–2012 |
| [CASE DRILLING AND PUMP SERVICE, LLC](/driller/case-drilling-and-pump-service-llc.md) | 6 | 110 | 10 | 2013–2014 |
| DT Oasis | 6 | — | — | 2013 |
| [Goertzen Drilling](/driller/goertzen-drilling.md) | 4 | 100 | — | 2019 |
| [R DARRELL CRASS](/driller/r-darrell-crass.md) | 4 | 165 | — | 2011 |
| [PC Drilling & Service, LLC](/driller/pc-drilling-service-llc.md) | 3 | 1,805 | — | 2015–2017 |
| [Mark's Water Well](/driller/mark-s-water-well.md) | 3 | 140 | 30 | 2008 |
| [Dubose Drilling Inc](/driller/dubose-drilling-inc.md) | 3 | 92 | 8 | 2008 |
| [Neufeld Family Drilling llc](/driller/neufeld-family-drilling-llc.md) | 2 | 100 | — | 2019 |
| Diversified Drilling and Pump Service | 2 | 76 | 7 | 2018 |
| [PRO OILFIELD](/driller/pro-oilfield.md) | 2 | 1,800 | 85 | 2014–2016 |
| DARRELL CRASS DRILLNG COMPANY, INC | 2 | 135 | — | 2013 |
| Pro Oilfield Services | 1 | 1,880 | 140 | 2014 |
| PRO OILFIELS | 1 | 1,800 | 15 | 2014 |
| GARY L WHITING | 1 | 1,926 | — | 2012 |
| [dba Universal Drilling Services](/driller/dba-universal-drilling-services.md) | 1 | 160 | — | 2003 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Rig Supply | 70 | 42.4% | 125 |
| Environmental Soil Boring | 29 | 17.6% | 23 |
| Monitor | 28 | 17.0% | 75 |
| Domestic | 19 | 11.5% | 115 |
| Irrigation | 7 | 4.2% | 90 |
| Fracking Supply | 7 | 4.2% | 1,800 |
| Stock | 4 | 2.4% | 90 |
| Unknown | 1 | 0.6% | 70 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 52 | 75 | 60 |
| 2010s | 109 | 118 | 60 |
| 2020s | 4 | 70 | — |

### The deepest reports on file

*Deepest reports in state well grid 27-47. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 332048 | 2012 | 1,926 | 800 | — | Rig Supply |
| 385859 | 2014 | 1,880 | 893 | 140 | Fracking Supply |
| 249612 | 2011 | 1,843 | — | — | Rig Supply |
| 408580 | 2015 | 1,830 | — | — | Fracking Supply |
| 421631 | 2015 | 1,805 | — | — | Fracking Supply |
| 455419 | 2017 | 1,800 | 998 | — | Fracking Supply |
| 442424 | 2016 | 1,800 | 1,080 | 85 | Fracking Supply |
| 381623 | 2014 | 1,800 | — | — | Fracking Supply |
| 380374 | 2014 | 1,800 | 625 | 15 | Fracking Supply |
| 368008 | 2014 | 1,732 | — | — | Rig Supply |

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 27-47?

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 [Martin County](/county/martin.md), [Andrews County](/county/andrews.md), [Hockley County](/county/hockley.md).

### Grids with a comparable number of reports

- [41-07](/area/41-07.md)
- [43-43](/area/43-43.md)
- [59-07](/area/59-07.md)
- [61-41](/area/61-41.md)
- [66-38](/area/66-38.md)
- [67-35](/area/67-35.md)
- [87-21](/area/87-21.md)
- [29-18](/area/29-18.md)
- [37-29](/area/37-29.md)
- [39-40](/area/39-40.md)
- [57-27](/area/57-27.md)
- [67-21](/area/67-21.md)
- [76-13](/area/76-13.md)

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Página: https://texas-water-wells.pages.dev/area/27-47/
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