# Well grid 18-57, Texas — Denton, Dallas — how deep, and through what

> 753 well reports in Texas state well grid 18-57, covering Denton, Dallas, Collin. Median depth 25 ft.

## Texas well grid 18-57

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Denton County](/county/denton.md) and [Dallas County](/county/dallas.md). **753** reports, median depth **25 ft**.

### What you will drill through in grid 18-57

*Logged in state well grid 18-57, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Concrete** 82 , **Brown Clay** 47 , **Gray Shale** 37 , **Tan Clay** 33 , **Black Clay** 32 , **Brown Silty Clay** 25 |
| 25–50 ft | **Gray Shale** 21 , **Dark Gray Shale** 11 , **Shale** 11 , **Shale, Unwea., Gray** 8 , **Shale - Gray** 7 , **Shale, Wea., Gray** 6 |
| 50–100 ft | **Shale** 3 , **Gray Shale** 3 , **Sandstone** 2 , **Shale And Sandstone** 2 , **Light Gray Sandstone** 1 , **Shale - Sandy And Silty, Gray, Wet** 1 |
| 100–200 ft | **Sandstone - Brown** 4 , **Sand** 3 , **Sandstone** 2 , **Sandstone -Brown** 2 , **Lime** 2 , **Shale W Sand Stks.** 1 |
| 200–300 ft | **Sand** 6 , **Sand Shale Sequence** 2 , **Shale** 2 , **Brown Shale** 1 , **Gummy Charcoal Shale** 1 , **Gray Shale W/Sand Strks.** 1 |
| 300–500 ft | **Sand** 5 , **Gray Shale** 4 , **Clay** 2 , **Lime** 2 , **Sandy Shale** 1 , **Black Lignite** 1 |
| 500–1000 ft | **Sand** 3 , **Gray Clay** 1 , **Rock** 1 , **Gray Shale** 5 , **Sandy Shale** 2 , **Sand And Shale** 1 |
| 1000–5000 ft | **Rock And Shale** 1 , **Rock** 1 , **Sand** 1 , **Sand And Shale** 1 , **White Shale** 1 , **White Clay** 1 |

### Who drills here

*Licensed firms in state well grid 18-57, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Sunbelt Industrial Services](/driller/sunbelt-industrial-services.md) | 104 | 25 | — | 2007–2021 |
| [WEST Drilling](/driller/west-drilling.md) | 79 | 20 | — | 2015–2023 |
| [Roddy Qualls Environmental Drilling](/driller/roddy-qualls-environmental-drilling.md) | 74 | 20 | — | 2014–2023 |
| [Environmental Logistics Company, LLC](/driller/environmental-logistics-company-llc.md) | 56 | 18 | — | 2017–2025 |
| [Strata Core Drilling Co.](/driller/strata-core-drilling-co.md) | 45 | 29 | — | 2009–2011 |
| [MagnaCore Drilling & Environmental Services](/driller/magnacore-drilling-environmental-services.md) | 35 | 23 | — | 2006–2016 |
| [Strata Core Services, LLC](/driller/strata-core-services-llc.md) | 32 | 29 | — | 2011–2018 |
| [W.E.S.T. Drilling](/driller/w-e-s-t-drilling.md) | 30 | 25 | — | 2002–2015 |
| [SCI](/driller/sci.md) | 19 | 25 | — | 2005–2011 |
| [Total Support Services](/driller/total-support-services.md) | 18 | 20 | — | 2002–2009 |
| [Groundwater Monitoring Inc.](/driller/groundwater-monitoring-inc.md) | 16 | 30 | — | 2005–2007 |
| [SLA](/driller/sla.md) | 15 | 24 | — | 2005–2010 |
| [LandTec Engineers, LLC](/driller/landtec-engineers-llc.md) | 14 | 35 | — | 2010–2016 |
| [Savage Excavation](/driller/savage-excavation.md) | 11 | 28 | — | 2025–2026 |
| [CM2, Inc.](/driller/cm2-inc.md) | 11 | 25 | — | 2002–2005 |
| [Pacific West Environmental and Infrastructure](/driller/pacific-west-environmental-and-infrastructure.md) | 10 | 33 | — | 2024–2026 |
| [H/ET](/driller/h-et.md) | 10 | 27 | — | 2015–2026 |
| [RQ Drilling](/driller/rq-drilling.md) | 10 | 25 | — | 2014–2018 |
| [Associated Environmental Industries, Corp.](/driller/associated-environmental-industries-corp.md) | 10 | 30 | — | 2003–2007 |
| [BEST DRILLING SERVICES, INC.](/driller/best-drilling-services-inc.md) | 9 | 30 | — | 2005–2009 |
| [Wel-Mat Drilling LLP](/driller/wel-mat-drilling-llp.md) | 8 | 30 | — | 2002–2009 |
| [Envirotech Drilling Services LLC](/driller/envirotech-drilling-services-llc.md) | 7 | 15 | — | 2024–2026 |
| [GM Enterprises](/driller/gm-enterprises.md) | 7 | 40 | — | 2023–2024 |
| [Eagle Remediation](/driller/eagle-remediation.md) | 6 | 25 | — | 2020–2022 |
| [Apex Geoscience Inc.](/driller/apex-geoscience-inc.md) | 6 | 48 | — | 2008 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Monitor | 555 | 73.7% | 25 |
| Environmental Soil Boring | 151 | 20.1% | 15 |
| Test Well | 17 | 2.3% | 20 |
| Irrigation | 8 | 1.1% | 1,400 |
| Domestic | 5 | 0.7% | 530 |
| Closed-Loop Geothermal | 4 | 0.5% | 300 |
| Injection | 3 | 0.4% | 30 |
| De-watering | 3 | 0.4% | — |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 205 | 25 | 23 |
| 2010s | 371 | 25 | 23 |
| 2020s | 177 | 23 | 18 |

### The deepest reports on file

*Deepest reports in state well grid 18-57. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 157644 | 2008 | 2,190 | 496 | 550 | Irrigation |
| 260373 | 2011 | 1,550 | 710 | 10 | Domestic |
| 227682 | 2010 | 1,513 | 600 | 110 | Irrigation |
| 104664 | 2004 | 1,470 | 630 | 170 | Irrigation |
| 232436 | 2008 | 1,400 | — | 30 | Irrigation |
| 202019 | 2003 | 1,380 | 564 | 200 | Public Supply |
| 462764 | 2017 | 530 | — | 25 | Domestic |
| 246846 | 2010 | 520 | 280 | 30 | Stock |
| 633855 | 2023 | 480 | 320 | 17 | Domestic |
| 312260 | 2012 | 380 | 170 | 22 | 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 18-57?

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

### Grids with a comparable number of reports

- [79-16](/area/79-16.md)
- [19-51](/area/19-51.md)
- [65-53](/area/65-53.md)
- [83-21](/area/83-21.md)
- [20-04](/area/20-04.md)
- [68-19](/area/68-19.md)
- [37-43](/area/37-43.md)
- [18-50](/area/18-50.md)
- [57-42](/area/57-42.md)
- [28-43](/area/28-43.md)
- [83-25](/area/83-25.md)
- [35-35](/area/35-35.md)
- [32-26](/area/32-26.md)

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Página: https://texas-water-wells.pages.dev/area/18-57/
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