# Well grid 31-56, Texas — Erath, Eastland — how deep, and through what

> 328 well reports in Texas state well grid 31-56, covering Erath, Eastland, Somervell. Median depth 160 ft.

## Texas well grid 31-56

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Erath County](/county/erath.md) and [Eastland County](/county/eastland.md). **328** reports, median depth **160 ft**.

### What you will drill through in grid 31-56

*Logged in state well grid 31-56, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Topsoil** 96 , **Caliche** 54 , **Sand** 40 , **Top Soil** 36 , **Clay** 24 , **Gray Clay, Shale, Limestone** 21 |
| 25–50 ft | **Sand** 19 , **Shale** 10 , **Blue Shale** 8 , **Blue Sandy Clay** 7 , **Gray Clay, Shale, Limestone** 7 , **Limestone** 7 |
| 50–100 ft | **Sand** 44 , **Water Sand** 18 , **Blue Sandy Clay** 16 , **Gray Clay, Shale, Limestone** 13 , **Grey Shale And Limestone** 9 , **Limestone** 9 |
| 100–200 ft | **Limestone** 21 , **Gray Clay, Shale, Limestone** 22 , **Grey Shale And Limestone** 16 , **Sand** 15 , **Shale** 12 , **Blue Sandy Clay** 9 |
| 200–300 ft | **Sand** 20 , **Red Clay** 18 , **Blue Sandy Clay** 16 , **Blue Sandy Clay And Sand** 6 , **Red & Blue Clay** 4 , **Red, Blue Clay** 3 |
| 300–500 ft | **Red Clay** 54 , **Sand** 21 , **Blue And Red Clay** 17 , **Red, Blue Clay** 9 , **Red & Blue Clay** 10 , **Yellow Clay** 16 |
| 500–1000 ft | **Yellow Clay** 10 , **Red Clay** 9 , **Yellow Clay And Shale** 6 , **Sand And Gravel** 3 , **Sand And Sandstone** 4 , **Tan Clay** 4 |

### Who drills here

*Licensed firms in state well grid 31-56, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Associated Well Services, Inc.](/driller/associated-well-services-inc.md) | 99 | 180 | 20 | 2005–2026 |
| [Dowell Well Service](/driller/dowell-well-service.md) | 65 | 175 | 25 | 2003–2025 |
| [Associated Services](/driller/associated-services.md) | 37 | 138 | 10 | 2003–2013 |
| [Riley Drilling](/driller/riley-drilling.md) | 32 | 120 | 25 | 2004–2021 |
| [BENNETT WATER WELL DRILLING, INC.](/driller/bennett-water-well-drilling-inc.md) | 18 | 200 | 20 | 2003–2022 |
| [Moore's Water Well](/driller/moore-s-water-well.md) | 15 | 440 | 20 | 2023–2026 |
| [BoreTek LLC](/driller/boretek-llc.md) | 7 | 180 | — | 2025 |
| [HAD Drilling Co.](/driller/had-drilling-co.md) | 6 | 111 | 12 | 2022 |
| [F&F Drilling](/driller/f-f-drilling.md) | 6 | 120 | 40 | 2003–2017 |
| [Spencer's Water Well Service](/driller/spencer-s-water-well-service.md) | 6 | 140 | 40 | 2013–2015 |
| [Hydro Resources Mid Continent Inc.](/driller/hydro-resources-mid-continent-inc.md) | 5 | 570 | 250 | 2022–2023 |
| [GAP DRILLING & SERIVICE](/driller/gap-drilling-serivice.md) | 4 | 160 | — | 2024–2026 |
| [Lucy Creek Water Well Service](/driller/lucy-creek-water-well-service.md) | 3 | 620 | — | 2023–2024 |
| [Vanguard Well Resources, LLC](/driller/vanguard-well-resources-llc.md) | 3 | 505 | — | 2023 |
| [Associated Well Services Inc- Russell Langford](/driller/associated-well-services-inc-russell-langford.md) | 3 | 139 | 15 | 2014–2015 |
| [Associated Well Services Inc- Colton Aardal](/driller/associated-well-services-inc-colton-aardal.md) | 3 | 138 | 15 | 2014–2015 |
| [POLLOCK WATER WELL DRILLING](/driller/pollock-water-well-drilling.md) | 2 | 459 | 15 | 2003 |
| [dba Universal Drilling Services](/driller/dba-universal-drilling-services.md) | 2 | 20 | — | 2003 |
| [Straub Corporation](/driller/straub-corporation.md) | 2 | 600 | — | 2000 |
| [Moore's Water Well Service](/driller/moore-s-water-well-service.md) | 1 | 500 | — | 2025 |
| [Double J Water Wells, LLC](/driller/double-j-water-wells-llc.md) | 1 | 200 | — | 2025 |
| [POLLOCK WATER WELL DRILLING & SVC INC](/driller/pollock-water-well-drilling-svc-inc.md) | 1 | 520 | 15 | 2023 |
| [Walden Drilling Inc](/driller/walden-drilling-inc.md) | 1 | 350 | 13 | 2022 |
| Associated Services - Russell Langford | 1 | 590 | — | 2013 |
| [Assoicated Services](/driller/assoicated-services.md) | 1 | 90 | 40 | 2011 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 251 | 76.5% | 160 |
| Stock | 27 | 8.2% | 155 |
| Irrigation | 26 | 7.9% | 160 |
| Test Well | 10 | 3.0% | 580 |
| Public Supply | 6 | 1.8% | 570 |
| Rig Supply | 4 | 1.2% | 450 |
| Monitor | 2 | 0.6% | 20 |
| Industrial | 1 | 0.3% | 139 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 86 | 138 | 80 |
| 2010s | 116 | 159 | 90 |
| 2020s | 126 | 400 | 210 |

### The deepest reports on file

*Deepest reports in state well grid 31-56. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 685490 | 2024 | 655 | — | — | Irrigation |
| 685493 | 2024 | 620 | — | — | Irrigation |
| 366541 | 2014 | 620 | 445 | 100 | Irrigation |
| 346 | 2000 | 600 | — | — | Test Well |
| 707261 | 2025 | 597 | 438 | — | Domestic |
| 549898 | 2020 | 596 | 456 | — | Domestic |
| 504652 | 2019 | 595 | — | — | Test Well |
| 637921 | 2022 | 590 | 449 | 250 | Public Supply |
| 331154 | 2013 | 590 | 400 | — | Irrigation |
| 720079 | 2025 | 588 | — | — | Irrigation |

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 31-56?

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), [Eastland County](/county/eastland.md), [Somervell County](/county/somervell.md).

### Grids with a comparable number of reports

- [35-52](/area/35-52.md)
- [66-24](/area/66-24.md)
- [32-41](/area/32-41.md)
- [65-43](/area/65-43.md)
- [28-53](/area/28-53.md)
- [35-61](/area/35-61.md)
- [80-10](/area/80-10.md)
- [68-40](/area/68-40.md)
- [27-08](/area/27-08.md)
- [29-33](/area/29-33.md)
- [59-36](/area/59-36.md)
- [64-08](/area/64-08.md)
- [32-42](/area/32-42.md)

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Página: https://texas-water-wells.pages.dev/area/31-56/
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