# Well grid 66-25, Texas — Lavaca, Fort Bend — how deep, and through what

> 363 well reports in Texas state well grid 66-25, covering Lavaca, Fort Bend. Median depth 185 ft.

## Texas well grid 66-25

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Lavaca County](/county/lavaca.md) and [Fort Bend County](/county/fort-bend.md). **363** reports, median depth **185 ft**.

### What you will drill through in grid 66-25

*Logged in state well grid 66-25, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Clay** 85 , **Top Soil** 61 , **Tan Clay** 46 , **Surface** 31 , **Tan Sandrock** 29 , **Tan & Gray Clay** 27 |
| 25–50 ft | **Clay** 26 , **Tan Clay** 15 , **Sandstone** 11 , **Sand** 10 , **Tan Sand** 9 , **Brown Sand** 9 |
| 50–100 ft | **Clay** 64 , **Sand** 21 , **Tan Sand** 25 , **Tan Clay** 27 , **Brown Sand** 18 , **Tan & Gray Clay** 13 |
| 100–200 ft | **Clay** 73 , **Tan Sand** 29 , **Sand** 27 , **Tan Clay** 26 , **Brown Sand** 13 , **Tan Sand And Layered Rock** 14 |
| 200–300 ft | **Clay** 27 , **Tan Sand** 4 , **Tan Sandy Clay** 6 , **Sand** 6 , **Shale** 6 , **Tan Clay** 4 |
| 300–500 ft | **Clay** 4 , **Shale** 3 , **Gr Sand Sandstone Clay** 1 , **Gray Sand And Sandstone (F)** 1 , **Gray Sand And Sandstone And Clay (F)** 1 , **Sand** 2 |
| 500–1000 ft | **Multi Color Shale/Mushy Shale** 1 , **Mushy Sandy Shale** 1 , **Shale** 1 , **Ft. = Gray Sand** 1 , **Ft. = Blue Clay** 1 |
| 1000–5000 ft | **Red Shale** 1 |

### Who drills here

*Licensed firms in state well grid 66-25, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Vrana Well Service Inc.](/driller/vrana-well-service-inc.md) | 157 | 160 | 25 | 2003–2026 |
| [CHANDLER DRILLING INC](/driller/chandler-drilling-inc.md) | 71 | 192 | 30 | 2005–2026 |
| [Friedel Drilling Company](/driller/friedel-drilling-company.md) | 41 | 190 | 40 | 2002–2026 |
| [Maresh Drilling Co., Inc.](/driller/maresh-drilling-co-inc.md) | 38 | 200 | 40 | 2002–2026 |
| [Vrana Well Serv. Inc.](/driller/vrana-well-serv-inc.md) | 13 | 225 | 30 | 2003–2014 |
| [WB Southern Drilling LLC](/driller/wb-southern-drilling-llc.md) | 10 | 190 | 30 | 2023–2026 |
| Vrana's Well Service Inc. | 7 | 189 | 40 | 2011–2014 |
| [Busselman Water Wells, LLC](/driller/busselman-water-wells-llc.md) | 5 | 180 | 25 | 2024–2025 |
| [Cobra Water Well Drilling, LLC.](/driller/cobra-water-well-drilling-llc.md) | 4 | 220 | 80 | 2013–2023 |
| W-5 water well service | 2 | 148 | 25 | 2012 |
| [A C Water Well Service](/driller/a-c-water-well-service.md) | 1 | 215 | — | 2022 |
| [Rangnow Water Well Service](/driller/rangnow-water-well-service.md) | 1 | 160 | 30 | 2021 |
| MoMaresh Drilling Co., Inc. | 1 | 140 | 50 | 2012 |
| [Thomas Moy and Sons](/driller/thomas-moy-and-sons.md) | 1 | 645 | — | 2011 |
| Bruce Vrana | 1 | — | 30 | 2010 |
| [Neuendorff's Water Well Svc., Inc.](/driller/neuendorff-s-water-well-svc-inc.md) | 1 | 165 | 60 | 2009 |
| bVrana Well Service | 1 | 376 | 50 | 2008 |
| [Richter Well Drilling, Inc.](/driller/richter-well-drilling-inc.md) | 1 | 203 | 42 | 2004 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 328 | 90.4% | 180 |
| Stock | 25 | 6.9% | 203 |
| Rig Supply | 6 | 1.7% | 373 |
| Irrigation | 2 | 0.6% | 562 |
| Fracking Supply | 1 | 0.3% | — |
| Industrial | 1 | 0.3% | 645 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 112 | 164 | 75 |
| 2010s | 141 | 185 | 91 |
| 2020s | 110 | 200 | 88 |

### The deepest reports on file

*Deepest reports in state well grid 66-25. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 156947 | 2008 | 720 | 142 | 42 | Domestic |
| 275845 | 2011 | 645 | 80 | — | Industrial |
| 334725 | 2006 | 562 | 100 | 100 | Irrigation |
| 681658 | 2024 | 520 | — | — | Domestic |
| 286713 | 2012 | 470 | 164 | 50 | Rig Supply |
| 336420 | 2011 | 450 | 131 | — | Rig Supply |
| 719492 | 2026 | 440 | — | — | Domestic |
| 681655 | 2024 | 420 | — | — | Domestic |
| 367927 | 2014 | 410 | 151 | 3 | Domestic |
| 582087 | 2021 | 404 | 102 | — | Domestic |

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 66-25?

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 [Lavaca County](/county/lavaca.md), [Fort Bend County](/county/fort-bend.md).

### Grids with a comparable number of reports

- [59-44](/area/59-44.md)
- [59-52](/area/59-52.md)
- [83-15](/area/83-15.md)
- [66-15](/area/66-15.md)
- [68-03](/area/68-03.md)
- [87-47](/area/87-47.md)
- [35-62](/area/35-62.md)
- [67-40](/area/67-40.md)
- [68-10](/area/68-10.md)
- [18-44](/area/18-44.md)
- [57-31](/area/57-31.md)
- [66-02](/area/66-02.md)
- [35-39](/area/35-39.md)

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Página: https://texas-water-wells.pages.dev/area/66-25/
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