# Well grid 65-51, Texas — Brazoria — how deep, and through what

> 584 well reports in Texas state well grid 65-51, covering Brazoria. Median depth 140 ft.

## Texas well grid 65-51

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Brazoria County](/county/brazoria.md). **584** reports, median depth **140 ft**.

### What you will drill through in grid 65-51

*Logged in state well grid 65-51, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Clay** 195 , **Sand** 42 , **Clay, Red** 30 , **Red Clay** 30 , **Silty Clay, Brown** 20 , **Surface Soil** 19 |
| 25–50 ft | **Sand** 64 , **Clay** 46 , **Clay, Red** 6 , **Red Clay** 5 , **Fine Red Sand** 4 , **Silty Clay, Gray** 3 |
| 50–100 ft | **Sand** 157 , **Clay** 102 , **Red Clay** 12 , **Tan Sand (.005-.006)** 5 , **Clay Td** 3 , **Clay Tan** 3 |
| 100–200 ft | **Clay** 153 , **Sand** 122 , **Red Clay** 18 , **Clay Td** 21 , **Clay Red** 4 , **Red And Blue Clay** 3 |
| 200–300 ft | **Sand** 57 , **Clay** 33 , **Red Clay** 3 , **Sand .006** 3 , **Sandy Clay** 2 , **Sand Fine** 2 |
| 300–500 ft | **Sand** 130 , **Clay** 105 , **Clay Td** 28 , **Red Clay** 10 , **Clay Red** 3 , **Sand .006** 3 |
| 500–1000 ft | **Sand** 82 , **Clay** 64 , **Clay Td** 41 , **Red Clay** 7 , **Sand .006** 4 , **Sand & Gravel** 2 |

### Who drills here

*Licensed firms in state well grid 65-51, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [BEST DRILLING SERVICES, INC.](/driller/best-drilling-services-inc.md) | 89 | 25 | — | 2004–2018 |
| [Goolsby Water Well Service LLC](/driller/goolsby-water-well-service-llc.md) | 77 | 650 | 60 | 2015–2026 |
| [RONNIE GOOLSBY WATER WELL](/driller/ronnie-goolsby-water-well.md) | 60 | 365 | 60 | 2002–2015 |
| [Envirotech Drilling Services LLC](/driller/envirotech-drilling-services-llc.md) | 55 | 20 | — | 2015–2025 |
| [RONNIE GOOLSBY WATER WELL SERVICE](/driller/ronnie-goolsby-water-well-service.md) | 46 | 360 | 60 | 2004–2014 |
| [Finch Water Well](/driller/finch-water-well.md) | 28 | 300 | 60 | 2001–2025 |
| [Finch Water Well Service](/driller/finch-water-well-service.md) | 20 | — | 75 | 2004–2009 |
| [Felder Water Well & Pump Service, LLC](/driller/felder-water-well-pump-service-llc.md) | 19 | 398 | 75 | 2005–2025 |
| [Wel-Mat Drilling LLP](/driller/wel-mat-drilling-llp.md) | 18 | 15 | — | 2014–2016 |
| [Chaffin Water Well Service](/driller/chaffin-water-well-service.md) | 15 | 340 | 75 | 2004–2026 |
| [ANCHOR WATER WELL](/driller/anchor-water-well.md) | 15 | 117 | 50 | 1993–2017 |
| [Alliance Maintenance & Services, Inc.](/driller/alliance-maintenance-services-inc.md) | 15 | 15 | — | 2013 |
| [Gotcher Water Well](/driller/gotcher-water-well.md) | 10 | 153 | 85 | 2015–2024 |
| [Almeda Water Well Service](/driller/almeda-water-well-service.md) | 8 | 140 | 50 | 2017–2024 |
| [Sunbelt Industrial Services](/driller/sunbelt-industrial-services.md) | 8 | 20 | — | 2008–2012 |
| [Chaffin Water Wells](/driller/chaffin-water-wells.md) | 7 | 360 | 50 | 2016–2019 |
| [1st Choice Water Wells](/driller/1st-choice-water-wells.md) | 6 | 331 | 25 | 2017–2019 |
| [Advanced Drilling Systems, Inc.](/driller/advanced-drilling-systems-inc.md) | 6 | — | — | 2011 |
| [O'Day Drilling Company, Inc.](/driller/o-day-drilling-company-inc.md) | 5 | 317 | 70 | 2005–2025 |
| [Brazoria Water Well](/driller/brazoria-water-well.md) | 5 | 180 | 80 | 2023–2025 |
| [Mathers Environmental Drilling Inc.](/driller/mathers-environmental-drilling-inc.md) | 5 | 20 | — | 2006–2024 |
| [GOOLSBY WW](/driller/goolsby-ww.md) | 5 | 155 | 60 | 2012–2013 |
| [GWR Windmills & Water Well Services, LLC](/driller/gwr-windmills-water-well-services-llc.md) | 4 | 645 | 100 | 2020–2026 |
| [Vortex Drilling, Inc.](/driller/vortex-drilling-inc.md) | 4 | 15 | — | 2016 |
| [Gotcher Water Wells](/driller/gotcher-water-wells.md) | 4 | 149 | 90 | 2013–2015 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 293 | 50.2% | 402 |
| Monitor | 133 | 22.8% | 25 |
| Environmental Soil Boring | 87 | 14.9% | 15 |
| Stock | 37 | 6.3% | 147 |
| Irrigation | 12 | 2.1% | 145 |
| Rig Supply | 10 | 1.7% | 146 |
| Other | 4 | 0.7% | 150 |
| Industrial | 4 | 0.7% | 200 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 1990s | 1 | 634 | 65 |
| 2000s | 216 | 32 | 50 |
| 2010s | 254 | 130 | 45 |
| 2020s | 113 | 320 | 50 |

### The deepest reports on file

*Deepest reports in state well grid 65-51. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 525071 | 2019 | 705 | 70 | 40 | Domestic |
| 86686 | 2006 | 700 | 70 | 80 | Domestic |
| 155375 | 2008 | 695 | 61 | 75 | Domestic |
| 658652 | 2024 | 690 | 70 | 40 | Domestic |
| 581304 | 2021 | 690 | 66 | 60 | Domestic |
| 581002 | 2021 | 690 | 67 | 60 | Domestic |
| 575200 | 2021 | 690 | 66 | — | Domestic |
| 574884 | 2021 | 690 | 67 | — | Domestic |
| 715623 | 2017 | 685 | 65 | 50 | Domestic |
| 695695 | 2025 | 685 | 74 | 60 | 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 65-51?

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 [Brazoria County](/county/brazoria.md).

### Grids with a comparable number of reports

- [60-45](/area/60-45.md)
- [68-47](/area/68-47.md)
- [80-09](/area/80-09.md)
- [19-59](/area/19-59.md)
- [68-11](/area/68-11.md)
- [24-40](/area/24-40.md)
- [49-13](/area/49-13.md)
- [62-50](/area/62-50.md)
- [60-64](/area/60-64.md)
- [32-29](/area/32-29.md)
- [06-43](/area/06-43.md)
- [57-56](/area/57-56.md)
- [16-38](/area/16-38.md)

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Página: https://texas-water-wells.pages.dev/area/65-51/
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