# Well grid 31-47, Texas — Erath — how deep, and through what

> 514 well reports in Texas state well grid 31-47, covering Erath. Median depth 375 ft.

## Texas well grid 31-47

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Erath County](/county/erath.md). **514** reports, median depth **375 ft**.

### What you will drill through in grid 31-47

*Logged in state well grid 31-47, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Topsoil** 133 , **Tan Sandy Clay** 61 , **Caliche** 64 , **Top Soil** 62 , **Sand** 48 , **Red Clay** 45 |
| 25–50 ft | **Grey Shale And Limestone** 21 , **Sand** 17 , **Blue Sandy Clay** 17 , **Gray Clay, Shale, Limestone** 14 , **Shale** 12 , **Tan Sandy Clay** 10 |
| 50–100 ft | **Grey Shale And Limestone** 28 , **Blue Sandy Clay** 25 , **Shale** 13 , **Sand** 12 , **Lime** 10 , **Red & Blue Clay** 9 |
| 100–200 ft | **Blue Sandy Clay** 54 , **Sand** 48 , **Red Clay** 43 , **Red & Blue Clay** 20 , **Sandy Blue Clay** 25 , **Blue Sandy Clay And Sand** 18 |
| 200–300 ft | **Red Clay** 76 , **Sand** 62 , **Blue Sandy Clay** 43 , **Red & Blue Clay** 31 , **Blue And Red Clay** 39 , **Red And Blue Clay** 33 |
| 300–500 ft | **Red Clay** 152 , **Yellow Clay** 96 , **Sand** 39 , **Sand And Sandstone** 33 , **Sand And Gravel** 27 , **Tan Clay** 23 |

### Who drills here

*Licensed firms in state well grid 31-47, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Associated Well Services, Inc.](/driller/associated-well-services-inc.md) | 146 | 390 | 30 | 2006–2026 |
| [Dowell Well Service](/driller/dowell-well-service.md) | 142 | 375 | 30 | 2003–2026 |
| [Associated Services](/driller/associated-services.md) | 66 | 415 | 16 | 2003–2012 |
| [Moore's Water Well](/driller/moore-s-water-well.md) | 29 | 360 | 20 | 2023–2026 |
| [Riley Drilling](/driller/riley-drilling.md) | 29 | 120 | 20 | 2005–2024 |
| [BENNETT WATER WELL DRILLING, INC.](/driller/bennett-water-well-drilling-inc.md) | 22 | 375 | 20 | 2003–2023 |
| [Moore Drilling](/driller/moore-drilling.md) | 10 | 300 | — | 2024 |
| [Moore's Water Well Service](/driller/moore-s-water-well-service.md) | 9 | 360 | 40 | 2021–2025 |
| [Walden Drilling Inc](/driller/walden-drilling-inc.md) | 6 | 300 | — | 2023 |
| [Associated Well Services Inc- Colton Aardal](/driller/associated-well-services-inc-colton-aardal.md) | 5 | 418 | — | 2014–2016 |
| [Assoicated Services](/driller/assoicated-services.md) | 5 | 347 | 75 | 2006–2011 |
| Associated Services - Russell Langford | 5 | 397 | 60 | 2009–2010 |
| Associated Services - Josh Aardal | 4 | 510 | 10 | 2009–2010 |
| [Sunbelt Industrial Services](/driller/sunbelt-industrial-services.md) | 4 | 35 | — | 2010 |
| [Vanguard Well Resources, LLC](/driller/vanguard-well-resources-llc.md) | 3 | 300 | — | 2025 |
| [Associated Well Services Inc- Russell Langford](/driller/associated-well-services-inc-russell-langford.md) | 3 | 399 | — | 2014–2015 |
| [Erwin Water Well Drilling](/driller/erwin-water-well-drilling.md) | 2 | 460 | — | 2022 |
| [F&F Drilling](/driller/f-f-drilling.md) | 2 | 470 | 50 | 2010–2016 |
| Associated Services-Gary Aardal | 2 | 280 | 75 | 2004 |
| [M5 Drilling](/driller/m5-drilling.md) | 1 | 320 | 20 | 2026 |
| [GAP DRILLING & SERIVICE](/driller/gap-drilling-serivice.md) | 1 | 400 | — | 2025 |
| [HAD Drilling Co.](/driller/had-drilling-co.md) | 1 | 380 | 40 | 2020 |
| [Erwin Drilling](/driller/erwin-drilling.md) | 1 | 260 | — | 2022 |
| [WATTS DRILLING CO](/driller/watts-drilling-co.md) | 1 | 432 | 30 | 2022 |
| [MALONE WELL SERVICE](/driller/malone-well-service.md) | 1 | 280 | 10 | 2015 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 456 | 88.7% | 375 |
| Stock | 26 | 5.1% | 345 |
| Public Supply | 9 | 1.8% | 415 |
| Irrigation | 7 | 1.4% | 440 |
| Industrial | 5 | 1.0% | 424 |
| Other | 4 | 0.8% | 400 |
| Monitor | 4 | 0.8% | 35 |
| Rig Supply | 3 | 0.6% | 375 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 1970s | 1 | 400 | 300 |
| 2000s | 129 | 380 | 250 |
| 2010s | 167 | 396 | 262 |
| 2020s | 217 | 360 | 225 |

### The deepest reports on file

*Deepest reports in state well grid 31-47. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 627883 | 2022 | 516 | 394 | — | Domestic |
| 677717 | 2024 | 514 | 359 | — | Domestic |
| 302946 | 2012 | 510 | 370 | — | Domestic |
| 220557 | 2009 | 510 | 350 | 10 | Domestic |
| 220554 | 2009 | 510 | — | — | Domestic |
| 681803 | 2024 | 500 | — | 30 | Domestic |
| 499268 | 2017 | 498 | 340 | — | Other |
| 203363 | 2008 | 498 | 360 | 40 | Domestic |
| 665638 | 2024 | 497 | 303 | 135 | Public Supply |
| 523284 | 2019 | 497 | 351 | — | 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 31-47?

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 [Erath County](/county/erath.md).

### Grids with a comparable number of reports

- [30-34](/area/30-34.md)
- [66-54](/area/66-54.md)
- [28-17](/area/28-17.md)
- [45-25](/area/45-25.md)
- [68-24](/area/68-24.md)
- [66-16](/area/66-16.md)
- [68-08](/area/68-08.md)
- [68-21](/area/68-21.md)
- [79-57](/area/79-57.md)
- [31-08](/area/31-08.md)
- [57-14](/area/57-14.md)
- [68-26](/area/68-26.md)
- [80-20](/area/80-20.md)

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Página: https://texas-water-wells.pages.dev/area/31-47/
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