# Well grid 33-17, Texas — Dallas, Travis — how deep, and through what

> 1,108 well reports in Texas state well grid 33-17, covering Dallas, Travis, Tarrant. Median depth 20 ft.

## Texas well grid 33-17

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Dallas County](/county/dallas.md) and [Travis County](/county/travis.md). **1,108** reports, median depth **20 ft**.

### What you will drill through in grid 33-17

*Logged in state well grid 33-17, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Concrete** 112 , **Silty Clay** 46 , **Brown Clay** 72 , **Clay** 53 , **Gray Limestone** 57 , **Clayey Silt** 31 |
| 25–50 ft | **Tan Clay** 8 , **Tan Silty Clay** 8 , **Gravel** 7 , **Gray Shale** 7 , **Gravely Clayee Sand Tan** 6 , **Orange-Brown Sand** 5 |
| 50–100 ft | **Shale** 10 , **Gray Shale** 3 , **Gravel** 2 , **Tan Silty Clay** 1 , **Coarse Sand With Few Medium Sized Gravels. Wet. Loose.** 1 , **Competent Shale With Few Small Gravels From 53-53.5'. Gray B** 1 |
| 100–200 ft | **Gray Shale** 6 , **Lime** 2 , **Sand** 1 , **Gray Shale & Lime** 1 , **Sandy Gray Shale** 1 , **Shale** 1 |
| 200–300 ft | **Sand** 7 , **Gray Shale/Sand** 1 , **Grey Shale With Sand Streaks** 1 , **Sand With Shale Streaks** 1 , **Sandy Gray Shale** 1 , **Gray Shale With Lime Layers** 1 |
| 300–500 ft | **Gray Shale** 7 , **Sand** 6 , **Sandy Shale** 5 , **Sandy Gray Shale** 2 , **Shale** 1 , **Gray Shale/Sand** 1 |
| 500–1000 ft | **Sand** 4 , **Gray Shale** 2 , **Sand And Sandy Clay** 1 , **Sand Black & White** 2 , **Clay Gray** 2 , **Clay Lime Shale** 1 |
| 1000–5000 ft | **Shale** 2 , **Shale And Lime** 2 , **Limestone, Clay** 1 , **Shale, Clay** 1 , **Shale Lime Streaks** 1 , **Sandy Shale** 1 |

### Who drills here

*Licensed firms in state well grid 33-17, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Sunbelt Industrial Services](/driller/sunbelt-industrial-services.md) | 165 | 22 | — | 2007–2026 |
| [Groundwater Monitoring Inc.](/driller/groundwater-monitoring-inc.md) | 129 | 21 | — | 2005–2008 |
| [Environmental Logistics Company, LLC](/driller/environmental-logistics-company-llc.md) | 120 | 17 | — | 2016–2026 |
| [WEST Drilling](/driller/west-drilling.md) | 91 | 15 | — | 2015–2026 |
| [W.E.S.T. Drilling](/driller/w-e-s-t-drilling.md) | 68 | 20 | — | 2001–2014 |
| [Total Support Services](/driller/total-support-services.md) | 64 | 20 | — | 2002–2012 |
| [MagnaCore Drilling & Environmental Services](/driller/magnacore-drilling-environmental-services.md) | 61 | 20 | — | 2006–2015 |
| [Roddy Qualls Environmental Drilling](/driller/roddy-qualls-environmental-drilling.md) | 55 | 29 | — | 2015–2023 |
| [Strata Core Services, LLC](/driller/strata-core-services-llc.md) | 42 | 15 | — | 2011–2018 |
| [SCI](/driller/sci.md) | 42 | 28 | — | 2004–2013 |
| [Wel-Mat Drilling LLP](/driller/wel-mat-drilling-llp.md) | 31 | 30 | — | 2005–2009 |
| [ESN-South](/driller/esn-south.md) | 25 | 18 | — | 2003–2008 |
| [Savage Excavation](/driller/savage-excavation.md) | 20 | 25 | — | 2024–2025 |
| [Strata Core Drilling Co.](/driller/strata-core-drilling-co.md) | 15 | 20 | — | 2009–2011 |
| [MagnaCore Drilling & Env Svcs](/driller/magnacore-drilling-env-svcs.md) | 10 | 8 | — | 2009–2014 |
| [ENVIRONMENTAL DRILLERS](/driller/environmental-drillers.md) | 9 | 30 | — | 2005–2006 |
| [Jones Environmental Drilling, Inc.](/driller/jones-environmental-drilling-inc.md) | 9 | — | — | 2003–2004 |
| [Cascade Drilling](/driller/cascade-drilling.md) | 8 | 35 | — | 2024 |
| [RIOMAR DRILLING INC](/driller/riomar-drilling-inc.md) | 8 | 9 | — | 2017–2020 |
| Geo-Marine, Inc. | 8 | 12 | — | 2003 |
| [Subterra Environmental Services, LLC.](/driller/subterra-environmental-services-llc.md) | 7 | 15 | — | 2017–2022 |
| [qualls drilling](/driller/qualls-drilling.md) | 7 | 25 | — | 2013–2015 |
| [Reed Engineering Group, Ltd.](/driller/reed-engineering-group-ltd.md) | 7 | 13 | — | 2006–2014 |
| [Texplor of Dallas, Inc.](/driller/texplor-of-dallas-inc.md) | 6 | 30 | — | 2006–2015 |
| [Next-Gen Solutions, Inc.](/driller/next-gen-solutions-inc.md) | 6 | — | — | 2003–2008 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Monitor | 790 | 71.3% | 23 |
| Environmental Soil Boring | 275 | 24.8% | 10 |
| Irrigation | 18 | 1.6% | 580 |
| Injection | 7 | 0.6% | 15 |
| Closed-Loop Geothermal | 7 | 0.6% | 300 |
| Test Well | 6 | 0.5% | 25 |
| Domestic | 4 | 0.4% | 741 |
| Industrial | 1 | 0.1% | 550 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 488 | 20 | 21 |
| 2010s | 318 | 17 | 26 |
| 2020s | 302 | 24 | 14 |

### The deepest reports on file

*Deepest reports in state well grid 33-17. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 255992 | 2011 | 2,440 | 656 | 595 | Irrigation |
| 669777 | 2023 | 2,420 | 727 | — | Irrigation |
| 141419 | 2008 | 1,590 | 650 | 125 | Irrigation |
| 126313 | 2007 | 925 | 420 | 20 | Irrigation |
| 526464 | 2019 | 860 | 560 | 10 | Domestic |
| 172518 | 2008 | 763 | 225 | 160 | Irrigation |
| 523267 | 2019 | 741 | 475 | — | Domestic |
| 172514 | 2008 | 730 | 280 | 150 | Irrigation |
| 213173 | 2010 | 585 | 230 | 46 | Irrigation |
| 575030 | 2019 | 580 | — | — | 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 33-17?

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 [Dallas County](/county/dallas.md), [Travis County](/county/travis.md), [Tarrant County](/county/tarrant.md).

### Grids with a comparable number of reports

- [65-40](/area/65-40.md)
- [27-11](/area/27-11.md)
- [28-45](/area/28-45.md)
- [68-45](/area/68-45.md)
- [57-21](/area/57-21.md)
- [60-53](/area/60-53.md)
- [32-02](/area/32-02.md)
- [40-50](/area/40-50.md)
- [79-64](/area/79-64.md)
- [32-03](/area/32-03.md)
- [23-34](/area/23-34.md)
- [60-50](/area/60-50.md)
- [60-60](/area/60-60.md)

---

Página: https://texas-water-wells.pages.dev/area/33-17/
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