# Well grid 77-57, Texas — Webb — how deep, and through what

> 456 well reports in Texas state well grid 77-57, covering Webb. Median depth 28 ft.

## Texas well grid 77-57

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Webb County](/county/webb.md). **456** reports, median depth **28 ft**.

### What you will drill through in grid 77-57

*Logged in state well grid 77-57, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **(Cl) Clay; 90% Clay, 10% Silt, Low Moisture, Low Plasticity,** 13 , **Tan Silty Clay** 45 , **(Cl) Clay; 90% Clay, 10% Silt, Light Olive Brown, Low Moistu** 19 , **(Cl) Clay; 90% Clay, 10% Silt, Light Olive Brown, Very Low M** 24 , **Gray Clay** 21 , **(Cl) Clay; 90% Clay, 10% Silt, Light Yellowish Brown, Very L** 14 |
| 25–50 ft | **(Cl) Clay; 90% Clay, 10% Silt, Gray, Very Low Moisture, No P** 15 , **(Cl) Clay; 90% Clay, 10% Silt, Low Moisture, Low Plasticity,** 8 , **(Cl) Clay; 90% Clay, 10% Silt, Low Moisture, No Plasticity, ** 7 , **(Cl) Clay; 90% Silty Clay, No Moisture, No Plasticity, Britt** 5 , **(Cl) Clay; 90% Clay, 10% Silt, Gray, Very Low Moisture, Very** 12 , **(Cl) Clay; 90% Clay, 10% Silt, Light Olive Brown, Low Moistu** 11 |
| 50–100 ft | **(Cl) Clay; 90% Clay, 10% Silt, Dark Gray, Very Low Moisture,** 3 , **(Cl) Clay; 90% Silty Clay, No Moisture, No Plasticity, Britt** 2 , **(Cl) Clay; 90% Clay, 10% Silt, Gray, Very Low Moisture, No P** 3 , **(Cl) Clay; 90% Clay, 10% Silt, No Moisture, Brittle, No Plas** 1 , **(Cl) Clay; 90% Clay, 10% Silt, Greenish Gray, Very Low Moist** 3 , **Grey Siltstone And Shale** 7 |
| 100–200 ft | **Gray Shale With Sandy Streaks** 1 , **Sandy Shale** 1 , **Shale** 1 , **Lite Gray Slity Clay** 1 , **Lite Gray & Dark Gray Clay** 1 , **Clay** 1 |
| 200–300 ft | **Grey Shale W/Sand Strks** 1 , **Sandy Shale** 1 , **Shale** 1 , **Gray Shale** 1 , **Lite Gray Silty Clay** 1 , **Hard Rock** 1 |
| 300–500 ft | **Sand** 5 , **Shale** 5 , **Gray Shale** 1 , **Lite Gray Silt** 1 , **Lite Gray Silty Clay** 1 , **Lite Gray Clay** 1 |
| 500–1000 ft | **Sand** 4 , **Shale** 4 , **Carrizo Sand** 2 , **Sandy Shale** 2 , **Sand With Clay** 1 , **Fine Sand** 1 |
| 1000–5000 ft | **Carrizo Sand** 1 , **Hard Gray Shale** 1 , **Sand** 1 , **Shale** 1 |

### Who drills here

*Licensed firms in state well grid 77-57, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Vortex Drilling, Inc.](/driller/vortex-drilling-inc.md) | 323 | 30 | — | 2011–2019 |
| [Talon/LPE](/driller/talon-lpe.md) | 122 | 25 | — | 2018–2025 |
| [Water Well Services, Inc.](/driller/water-well-services-inc.md) | 4 | 1,006 | 400 | 2009 |
| [RIOMAR DRILLING INC](/driller/riomar-drilling-inc.md) | 3 | 15 | — | 2014 |
| [Burleson Services, Inc.](/driller/burleson-services-inc.md) | 1 | 1,211 | — | 2010 |
| [Armadigger, Inc.](/driller/armadigger-inc.md) | 1 | 600 | — | 2008 |
| [R. MOLINA WATER WELL SERVICE, INC.](/driller/r-molina-water-well-service-inc.md) | 1 | 700 | 45 | 2005 |
| [Cruz Drilling](/driller/cruz-drilling.md) | 1 | 340 | 100 | 2003 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Environmental Soil Boring | 345 | 75.7% | 30 |
| Monitor | 94 | 20.6% | 20 |
| Extraction | 7 | 1.5% | 12 |
| Rig Supply | 5 | 1.1% | 1,006 |
| Domestic | 3 | 0.7% | 600 |
| Other | 2 | 0.4% | 50 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 7 | 936 | 168 |
| 2010s | 349 | 30 | 20 |
| 2020s | 100 | 25 | 14 |

### The deepest reports on file

*Deepest reports in state well grid 77-57. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 217629 | 2010 | 1,211 | 175 | — | Rig Supply |
| 204903 | 2009 | 1,070 | 253 | 305 | Rig Supply |
| 203172 | 2009 | 1,006 | 272 | 300 | Rig Supply |
| 166053 | 2009 | 1,000 | 168 | 572 | Rig Supply |
| 167632 | 2009 | 936 | 150 | 400 | Rig Supply |
| 153363 | 2005 | 700 | 62 | 45 | Domestic |
| 160428 | 2008 | 600 | — | — | Domestic |
| 67846 | 2003 | 340 | 125 | 100 | Domestic |
| 480534 | 2018 | 103 | — | — | Environmental Soil Boring |
| 480537 | 2018 | 100 | — | — | Environmental Soil Boring |

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 77-57?

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 [Webb County](/county/webb.md).

### Grids with a comparable number of reports

- [58-41](/area/58-41.md)
- [67-48](/area/67-48.md)
- [66-33](/area/66-33.md)
- [56-63](/area/56-63.md)
- [06-21](/area/06-21.md)
- [24-61](/area/24-61.md)
- [27-17](/area/27-17.md)
- [23-18](/area/23-18.md)
- [84-16](/area/84-16.md)
- [18-49](/area/18-49.md)
- [19-54](/area/19-54.md)
- [35-59](/area/35-59.md)
- [66-17](/area/66-17.md)

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Página: https://texas-water-wells.pages.dev/area/77-57/
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