# Well grid 18-34, Texas — Grayson, Collin — how deep, and through what

> 145 well reports in Texas state well grid 18-34, covering Grayson, Collin, Denton. Median depth 420 ft.

## Texas well grid 18-34

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Grayson County](/county/grayson.md) and [Collin County](/county/collin.md). **145** reports, median depth **420 ft**.

### What you will drill through in grid 18-34

*Logged in state well grid 18-34, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Yellow Clay** 50 , **Gray Shale** 43 , **Topsoil** 24 , **Black Topsoil** 17 , **Clay** 15 , **Shale** 8 |
| 25–50 ft | **Gray Shale** 20 , **Shale** 5 , **Blue Shale** 5 , **Gray Clay** 2 , **Green Shale** 1 , **Sandy Shale** 1 |
| 50–100 ft | **Gray Shale** 6 , **Sand** 4 , **Sandy Shale** 2 , **Gray Shale With Sand Streaks** 1 , **Clay And Bits Of Shale Layer** 1 , **Gray Clay/Shale** 1 |
| 100–200 ft | **Sand** 32 , **Shale** 10 , **Gray Shale** 7 , **Blue Shale** 5 , **Sandy Shale** 4 , **Rock** 4 |
| 200–300 ft | **Sand** 65 , **Gray Shale** 39 , **Shale** 6 , **Sandy Shale** 8 , **Rock** 4 , **Grey Shale** 2 |
| 300–500 ft | **Sand** 61 , **Gray Shale** 37 , **Shale** 16 , **Sandy Shale** 14 , **Grey Clay** 6 , **Rock** 3 |
| 500–1000 ft | **Sand** 23 , **Shale** 8 , **Gray Shale** 6 , **Sand And Shale** 4 , **Gray Shale/Sand** 2 , **Sand/Gray Shale** 2 |
| 1000–5000 ft | **Sand** 3 , **Gray Shale/Sand** 1 , **Shale** 2 , **Light Gray Clay** 2 , **Shale, Sandstone Stks** 1 , **Limestone** 1 |

### Who drills here

*Licensed firms in state well grid 18-34, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Earth Tech](/driller/earth-tech.md) | 25 | 460 | 27 | 2004–2017 |
| [Double D Drilling](/driller/double-d-drilling.md) | 22 | 450 | 23 | 2011–2025 |
| [Strittmatter Irrigation](/driller/strittmatter-irrigation.md) | 9 | 350 | 22 | 2004–2013 |
| [Axis Drilling](/driller/axis-drilling.md) | 7 | 380 | 25 | 2019–2023 |
| [Subterra Environmental Services, LLC.](/driller/subterra-environmental-services-llc.md) | 7 | 10 | — | 2020 |
| [Barco Well Service, LP](/driller/barco-well-service-lp.md) | 6 | 800 | 40 | 2015–2024 |
| [Roddy Qualls Environmental Drilling](/driller/roddy-qualls-environmental-drilling.md) | 6 | 35 | — | 2022 |
| [A.L. Moser Drilling, Inc.](/driller/a-l-moser-drilling-inc.md) | 6 | 760 | 15 | 2004–2008 |
| [FAULKNER & SON](/driller/faulkner-son.md) | 5 | 497 | 20 | 2016–2026 |
| [SEA-LITE DRILLING CO](/driller/sea-lite-drilling-co.md) | 5 | 320 | 22 | 2002–2009 |
| [THI WATER WELL](/driller/thi-water-well.md) | 4 | 720 | 114 | 2020–2025 |
| [Erwin Drilling](/driller/erwin-drilling.md) | 4 | 400 | — | 2019–2025 |
| Associated Services - Russell Langford | 3 | 451 | — | 2010 |
| [Jimmy D. Miller](/driller/jimmy-d-miller.md) | 3 | 420 | 10 | 2003–2007 |
| [Lonestar Underground](/driller/lonestar-underground.md) | 3 | 390 | 25 | 2003–2006 |
| [Triangle J Water Wells](/driller/triangle-j-water-wells.md) | 2 | 300 | 15 | 2022–2025 |
| Davis Water Well, LLC | 2 | 315 | — | 2022 |
| [Erwin Water Well Drilling](/driller/erwin-water-well-drilling.md) | 2 | 355 | 20 | 2016 |
| [Miller Drilling Co.](/driller/miller-drilling-co.md) | 2 | 485 | 15 | 2009–2012 |
| Drown Drilling Inc. | 2 | 360 | 27 | 2004 |
| [MagnaCore Drilling & Environmental Services](/driller/magnacore-drilling-environmental-services.md) | 2 | 30 | — | 2003 |
| [Savage Excavation](/driller/savage-excavation.md) | 1 | 40 | — | 2025 |
| DFW Well Services LLC | 1 | 420 | 15 | 2024 |
| [ENERCORP](/driller/enercorp.md) | 1 | 475 | 14 | 2022 |
| [Eagle Remediation](/driller/eagle-remediation.md) | 1 | 45 | — | 2022 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 68 | 46.9% | 367 |
| Irrigation | 37 | 25.5% | 455 |
| Environmental Soil Boring | 9 | 6.2% | 10 |
| Monitor | 8 | 5.5% | 35 |
| Industrial | 8 | 5.5% | 800 |
| Stock | 7 | 4.8% | 460 |
| Other | 3 | 2.1% | 400 |
| Test Well | 3 | 2.1% | 451 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 54 | 420 | 237 |
| 2010s | 44 | 450 | 278 |
| 2020s | 47 | 315 | 260 |

### The deepest reports on file

*Deepest reports in state well grid 18-34. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 444077 | 2017 | 1,850 | 637 | 500 | Public Supply |
| 466669 | 2017 | 1,700 | 1,162 | 90 | Irrigation |
| 108370 | 2004 | 1,137 | — | — | Public Supply |
| 604151 | 2019 | 900 | 520 | 60 | Irrigation |
| 106513 | 2007 | 863 | 350 | 7 | Irrigation |
| 76133 | 2006 | 860 | 380 | 20 | Industrial |
| 557521 | 2020 | 800 | — | 114 | Industrial |
| 522068 | 2019 | 800 | — | 50 | Industrial |
| 445025 | 2017 | 800 | 420 | — | Irrigation |
| 420603 | 2016 | 800 | — | 50 | 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 18-34?

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 [Grayson County](/county/grayson.md), [Collin County](/county/collin.md), [Denton County](/county/denton.md), [Dallas County](/county/dallas.md).

### Grids with a comparable number of reports

- [57-37](/area/57-37.md)
- [59-24](/area/59-24.md)
- [78-16](/area/78-16.md)
- [83-43](/area/83-43.md)
- [88-63](/area/88-63.md)
- [03-45](/area/03-45.md)
- [06-56](/area/06-56.md)
- [44-62](/area/44-62.md)
- [23-12](/area/23-12.md)
- [30-26](/area/30-26.md)
- [37-32](/area/37-32.md)
- [43-47](/area/43-47.md)
- [49-14](/area/49-14.md)

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Página: https://texas-water-wells.pages.dev/area/18-34/
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