# Well grid 17-20, Texas — Lamar — how deep, and through what

> 278 well reports in Texas state well grid 17-20, covering Lamar. Median depth 20 ft.

## Texas well grid 17-20

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Lamar County](/county/lamar.md). **278** reports, median depth **20 ft**.

### What you will drill through in grid 17-20

*Logged in state well grid 17-20, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Tan Clay** 29 , **Clay** 21 , **Brown Sandy Clay** 19 , **Concrete** 17 , **Tan Sandy Clay** 14 , **Sandy Clay** 10 |
| 25–50 ft | **-Gray, Moist** 4 , **Color Change To Dark Gray, Very Dense, Very Stiff, Fine Sand** 4 , **-Brown, Moist** 2 , **Dark Gray Shale** 2 , **Silty Clay** 2 , **Gray To Dark Gray, Dense To Very Stiff, Slightly Moist** 2 |
| 100–200 ft | **Sand** 2 , **Shale W/ Sand Strks** 1 , **Sand W/ Shale Strks** 1 , **Rock** 1 , **Sandy Blue** 1 |
| 200–300 ft | **Shale** 2 |

### Who drills here

*Licensed firms in state well grid 17-20, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Sunbelt Industrial Services](/driller/sunbelt-industrial-services.md) | 48 | 10 | — | 2007–2020 |
| [Vortex Drilling, Inc.](/driller/vortex-drilling-inc.md) | 42 | 30 | — | 2016–2018 |
| [MagnaCore Drilling & Environmental Services](/driller/magnacore-drilling-environmental-services.md) | 27 | 14 | — | 2004–2010 |
| [W.E.S.T. Drilling](/driller/w-e-s-t-drilling.md) | 20 | 25 | — | 2003–2005 |
| [SCI](/driller/sci.md) | 16 | 20 | — | 2003–2011 |
| [ETTL Engineers & Consultants Inc.](/driller/ettl-engineers-consultants-inc.md) | 14 | 25 | — | 2003–2015 |
| [Environmental Logistics Company, LLC](/driller/environmental-logistics-company-llc.md) | 12 | 20 | — | 2020–2021 |
| [Total Support Services](/driller/total-support-services.md) | 11 | 15 | — | 2002–2009 |
| [WEST Drilling](/driller/west-drilling.md) | 10 | 25 | — | 2015–2023 |
| [Roddy Qualls Environmental Drilling](/driller/roddy-qualls-environmental-drilling.md) | 10 | 25 | — | 2015–2020 |
| [WALKER HILL ENVIRONMENTAL INC](/driller/walker-hill-environmental-inc.md) | 10 | 29 | — | 2018–2019 |
| [Vista GeoScience](/driller/vista-geoscience.md) | 9 | 26 | — | 2017 |
| [Groundwater Monitoring Inc.](/driller/groundwater-monitoring-inc.md) | 8 | 8 | — | 2005–2006 |
| [Eagle Remediation](/driller/eagle-remediation.md) | 5 | 25 | — | 2020–2023 |
| [RIOMAR DRILLING INC](/driller/riomar-drilling-inc.md) | 5 | 18 | — | 2020 |
| [Pacific West](/driller/pacific-west.md) | 3 | 30 | — | 2024 |
| [ETTL Engineers & Consulants Inc.](/driller/ettl-engineers-consulants-inc.md) | 3 | 20 | — | 2022 |
| [C. Miller Drilling](/driller/c-miller-drilling.md) | 3 | 302 | 20 | 2010–2016 |
| [Universal Drilling Services of Texas, LLC](/driller/universal-drilling-services-of-texas-llc.md) | 3 | — | — | 2007 |
| [Wel-Mat Drilling LLP](/driller/wel-mat-drilling-llp.md) | 3 | — | — | 2006 |
| [dba Universal Drilling Services](/driller/dba-universal-drilling-services.md) | 3 | 25 | — | 2003–2004 |
| [GM Enterprises](/driller/gm-enterprises.md) | 2 | — | — | 2006 |
| [Precision Probe and Drilling](/driller/precision-probe-and-drilling.md) | 2 | — | — | 2002 |
| GA Services | 1 | 250 | — | 2014 |
| [Roddy Qualls Drilling](/driller/roddy-qualls-drilling.md) | 1 | 18 | — | 2013 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Monitor | 155 | 55.8% | 25 |
| Environmental Soil Boring | 114 | 41.0% | 15 |
| Domestic | 4 | 1.4% | 242 |
| Irrigation | 3 | 1.1% | 302 |
| Other | 1 | 0.4% | 29 |
| Closed-Loop Geothermal | 1 | 0.4% | 250 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 96 | 20 | 19 |
| 2010s | 145 | 25 | 20 |
| 2020s | 37 | 20 | 4 |

### The deepest reports on file

*Deepest reports in state well grid 17-20. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 227788 | 2010 | 362 | — | — | Irrigation |
| 425928 | 2016 | 302 | — | 20 | Irrigation |
| 375959 | 2014 | 250 | — | — | Closed-Loop Geothermal |
| 339812 | 2013 | 242 | — | — | Domestic |
| 312938 | 2013 | 195 | 30 | 40 | Irrigation |
| 560967 | 2020 | 55 | — | — | Monitor |
| 484000 | 2018 | 52 | — | — | Monitor |
| 484005 | 2018 | 50 | — | — | Monitor |
| 484002 | 2018 | 50 | — | — | Monitor |
| 477389 | 2018 | 50 | — | — | Monitor |

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 17-20?

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 [Lamar County](/county/lamar.md).

### Grids with a comparable number of reports

- [32-33](/area/32-33.md)
- [59-27](/area/59-27.md)
- [84-08](/area/84-08.md)
- [19-11](/area/19-11.md)
- [43-28](/area/43-28.md)
- [60-28](/area/60-28.md)
- [06-12](/area/06-12.md)
- [19-45](/area/19-45.md)
- [23-28](/area/23-28.md)
- [44-53](/area/44-53.md)
- [46-36](/area/46-36.md)
- [80-23](/area/80-23.md)
- [24-18](/area/24-18.md)

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Página: https://texas-water-wells.pages.dev/area/17-20/
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