# Well grid 77-58, Texas — Webb, La Salle — how deep, and through what

> 207 well reports in Texas state well grid 77-58, covering Webb, La Salle. Median depth 18 ft.

## Texas well grid 77-58

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Webb County](/county/webb.md) and [La Salle County](/county/la-salle.md). **207** reports, median depth **18 ft**.

### What you will drill through in grid 77-58

*Logged in state well grid 77-58, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Sand And Clay** 28 , **Backfill** 21 , **Clay** 20 , **Brown Sandy Clay** 19 , **Topsoil** 18 , **Shale** 13 |
| 25–50 ft | **Shaley Clay, Dark Gray** 5 , **Grey Shale** 4 , **Gray Shale** 3 , **90% Clay & 10% Silty Sands (Cl) 2.5 Y 5/3, Light Olive Brown** 1 , **90% Clay & 10% Silty Sands (Cl) 2.5 Y 5/4, Light Olive Brown** 1 , **Clayey Silt, Gray** 1 |
| 50–100 ft | **Light Gray Clayey Silt, Dry.** 1 , **Grey Shale** 1 , **Light Gray Silty Clay, Dry.** 1 , **Gray Silty Clay, Some Caliche, Dry.** 1 , **Dark Gray Silty Clay, Dry.** 1 , **Light Gray Clayey Silt, Some Caliche, Dry.** 1 |
| 100–200 ft | **Sand/Shale** 9 , **Rock** 3 , **Shale** 1 , **Gray Shale** 1 , **Fine Sand** 1 , **Sand / Shale** 1 |
| 200–300 ft | **Shale/Clay** 1 , **Gray, Blue Shale** 1 |
| 300–500 ft | **Clay** 11 , **Shale** 3 , **Shale W/ Sand Mix** 1 , **Shale/Sand/Clay** 1 , **Fine Sand** 1 , **Gray Shale** 1 |
| 500–1000 ft | **Clay/Shale** 10 , **Clay/Sand/Shale** 10 , **Clay** 4 , **Sand** 3 , **Shale** 2 , **Sandy Shale Mix** 1 |
| 1000–5000 ft | **Sand (Carrizo)** 14 , **Shale** 13 , **Clay** 6 , **Carrizo Sand** 4 , **Sand** 3 , **Sand (Queen City)** 2 |

### Who drills here

*Licensed firms in state well grid 77-58, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Vortex Drilling, Inc.](/driller/vortex-drilling-inc.md) | 107 | 10 | — | 2014–2025 |
| [Talon/LPE](/driller/talon-lpe.md) | 32 | 25 | — | 2018–2024 |
| [Envirotech Drilling Services LLC](/driller/envirotech-drilling-services-llc.md) | 29 | 5 | — | 2022–2024 |
| [Dennis Drilling Company](/driller/dennis-drilling-company.md) | 13 | 1,717 | — | 2009–2017 |
| [Alamo1 Drilling](/driller/alamo1-drilling.md) | 6 | 5 | — | 2025 |
| [Vortex Drilling Partners, LP](/driller/vortex-drilling-partners-lp.md) | 4 | 19 | — | 2020 |
| [Burleson Services, Inc.](/driller/burleson-services-inc.md) | 4 | 1,274 | 150 | 2010 |
| [Jones Environmental Drilling, Inc.](/driller/jones-environmental-drilling-inc.md) | 4 | 35 | — | 2004 |
| [Thomas Moy and Sons](/driller/thomas-moy-and-sons.md) | 2 | 1,788 | — | 2011–2014 |
| [BULLS EYE SERVICES LLC](/driller/bulls-eye-services-llc.md) | 1 | 1,849 | 200 | 2022 |
| [Bull's Eye Services, LLC](/driller/bull-s-eye-services-llc.md) | 1 | 1,952 | — | 2017 |
| [McKinley Drilling](/driller/mckinley-drilling.md) | 1 | 1,634 | — | 2010 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Environmental Soil Boring | 173 | 83.6% | 12 |
| Rig Supply | 18 | 8.7% | 1,690 |
| Monitor | 9 | 4.3% | 35 |
| Domestic | 4 | 1.9% | 1,690 |
| Fracking Supply | 2 | 1.0% | 1,952 |
| Stock | 1 | 0.5% | 1,849 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 5 | 35 | 254 |
| 2010s | 151 | 20 | 293 |
| 2020s | 51 | 5 | 497 |

### The deepest reports on file

*Deepest reports in state well grid 77-58. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 445134 | 2017 | 1,952 | 700 | — | Fracking Supply |
| 436233 | 2016 | 1,867 | 250 | — | Rig Supply |
| 619701 | 2022 | 1,849 | 497 | 200 | Stock |
| 413428 | 2016 | 1,800 | 240 | — | Rig Supply |
| 367586 | 2014 | 1,788 | 340 | — | Fracking Supply |
| 338637 | 2010 | 1,788 | 295 | — | Domestic |
| 378755 | 2014 | 1,778 | 376 | — | Rig Supply |
| 375236 | 2014 | 1,770 | 376 | — | Rig Supply |
| 364008 | 2014 | 1,757 | 347 | — | Rig Supply |
| 375233 | 2014 | 1,739 | 374 | — | Rig Supply |

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 77-58?

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 [Webb County](/county/webb.md), [La Salle County](/county/la-salle.md).

### Grids with a comparable number of reports

- [19-37](/area/19-37.md)
- [35-42](/area/35-42.md)
- [37-07](/area/37-07.md)
- [61-62](/area/61-62.md)
- [07-16](/area/07-16.md)
- [27-23](/area/27-23.md)
- [69-27](/area/69-27.md)
- [10-04](/area/10-04.md)
- [18-41](/area/18-41.md)
- [80-15](/area/80-15.md)
- [37-11](/area/37-11.md)
- [39-63](/area/39-63.md)
- [46-16](/area/46-16.md)

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Página: https://texas-water-wells.pages.dev/area/77-58/
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