# Well grid 65-18, Texas — Fort Bend, Harris — how deep, and through what

> 805 well reports in Texas state well grid 65-18, covering Fort Bend, Harris, Waller. Median depth 303 ft.

## Texas well grid 65-18

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Fort Bend County](/county/fort-bend.md) and [Harris County](/county/harris.md). **805** reports, median depth **303 ft**.

### What you will drill through in grid 65-18

*Logged in state well grid 65-18, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Clay** 220 , **Red Clay** 155 , **Top Soil** 120 , **Sand** 108 , **Topsoil** 77 , **Soil** 49 |
| 25–50 ft | **Sand** 113 , **Clay** 47 , **Red Clay** 32 , **Coarse Sand** 23 , **Gravel** 19 , **Clay, Sand** 14 |
| 50–100 ft | **Clay** 155 , **Sand** 124 , **Red Clay** 112 , **Gravel** 31 , **Coarse Sand** 30 , **Sandstone** 22 |
| 100–200 ft | **Sand** 260 , **Clay** 169 , **Coarse Sand** 77 , **White Shale** 66 , **Red Clay** 72 , **Coarse Sand And Sandstone** 35 |
| 200–300 ft | **Sand** 279 , **Clay** 164 , **Coarse Sand** 57 , **White Shale** 51 , **Coarse Sand End Of Hole** 50 , **Red Clay** 36 |
| 300–500 ft | **Sand** 91 , **Clay** 38 , **Clay-Red** 14 , **Rock** 10 , **Coarse Sand End Of Hole** 11 , **Shale** 7 |
| 500–1000 ft | **Sand** 27 , **Clay** 21 , **Shale** 5 , **Blue Clay** 4 , **Sandy Clay** 5 , **Clay (Gray)** 3 |
| 1000–5000 ft | **Sand** 17 , **Clay** 10 , **Clay (Gray)** 3 , **Sandy Clay** 4 , **Blue Clay** 4 , **Sand W/Clay** 3 |

### Who drills here

*Licensed firms in state well grid 65-18, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Geophysical Drilling, Inc.](/driller/geophysical-drilling-inc.md) | 119 | 320 | 80 | 2003–2022 |
| [Mahler Water Well Service](/driller/mahler-water-well-service.md) | 101 | 305 | 75 | 2003–2013 |
| [Almeda Water Well Service](/driller/almeda-water-well-service.md) | 54 | 353 | 100 | 2003–2025 |
| [Ricky Bonds Water Wells](/driller/ricky-bonds-water-wells.md) | 50 | 285 | 80 | 2003–2026 |
| [Ondrey Water Well Service](/driller/ondrey-water-well-service.md) | 44 | 305 | — | 2005–2023 |
| [Scott Drilling Inc.](/driller/scott-drilling-inc.md) | 35 | 300 | 50 | 2003–2025 |
| [Mesecke Water Well](/driller/mesecke-water-well.md) | 30 | 300 | 18 | 2001–2019 |
| [NORTHWEST WATER WELLS](/driller/northwest-water-wells.md) | 27 | 270 | 80 | 2002–2010 |
| [AQUA STAR LLC](/driller/aqua-star-llc.md) | 21 | 305 | 50 | 2011–2025 |
| [Envirotech Drilling Services LLC](/driller/envirotech-drilling-services-llc.md) | 19 | 30 | — | 2013–2021 |
| [Alsay Incorporated](/driller/alsay-incorporated.md) | 16 | 1,330 | 1,500 | 2002–2024 |
| [J&S WATER WELLS](/driller/j-s-water-wells.md) | 15 | 510 | 130 | 2003–2026 |
| [Bussell & Sons LLC](/driller/bussell-sons-llc.md) | 15 | 337 | 100 | 2004–2025 |
| [1st Choice Water Wells](/driller/1st-choice-water-wells.md) | 14 | 320 | 50 | 2014–2021 |
| [O'Day Drilling Company, Inc.](/driller/o-day-drilling-company-inc.md) | 14 | 356 | 80 | 2003–2021 |
| [G.W.Davis Water Well Co LLC](/driller/g-w-davis-water-well-co-llc.md) | 13 | 310 | 50 | 2015–2026 |
| [Soltek LLC](/driller/soltek-llc.md) | 11 | 25 | — | 2016–2022 |
| [Alpine Field Services](/driller/alpine-field-services.md) | 9 | 35 | — | 2011–2014 |
| [Chaffin Water Well Service](/driller/chaffin-water-well-service.md) | 8 | 320 | 85 | 2004–2026 |
| [Front Range Drilling, Inc.](/driller/front-range-drilling-inc.md) | 8 | 20 | — | 2014 |
| [Friedel Drilling Company](/driller/friedel-drilling-company.md) | 8 | 1,610 | 1,600 | 2002–2009 |
| [Felder Water Well & Pump Service, LLC](/driller/felder-water-well-pump-service-llc.md) | 7 | 600 | 320 | 2011–2023 |
| [Ballard Water Well Co. LLC](/driller/ballard-water-well-co-llc.md) | 6 | 260 | 50 | 2014–2026 |
| [Johnstons Water Well Drilling](/driller/johnstons-water-well-drilling.md) | 6 | 470 | 325 | 2016–2023 |
| [Mathers Environmental Drilling Inc.](/driller/mathers-environmental-drilling-inc.md) | 6 | 45 | — | 2017–2022 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 543 | 67.5% | 305 |
| Public Supply | 67 | 8.3% | 700 |
| Irrigation | 57 | 7.1% | 358 |
| Monitor | 46 | 5.7% | 30 |
| Environmental Soil Boring | 22 | 2.7% | 20 |
| Other | 18 | 2.2% | 300 |
| Rig Supply | 17 | 2.1% | 250 |
| Industrial | 17 | 2.1% | 315 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 276 | 305 | 94 |
| 2010s | 367 | 300 | 92 |
| 2020s | 162 | 310 | 90 |

### The deepest reports on file

*Deepest reports in state well grid 65-18. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 44658 | 2004 | 1,820 | 264 | 1,500 | Public Supply |
| 93372 | 2005 | 1,800 | 290 | 1,600 | Public Supply |
| 147898 | 2008 | 1,750 | 292 | 1,700 | Public Supply |
| 60443 | 2004 | 1,610 | 278 | 1,030 | Public Supply |
| 56939 | 2005 | 1,570 | 250 | 1,500 | Public Supply |
| 125230 | 2007 | 1,540 | 295 | 1,700 | Public Supply |
| 104182 | 2006 | 1,506 | 296 | 1,303 | Public Supply |
| 17143 | 2002 | 1,500 | 279 | 1,613 | Public Supply |
| 11890 | 2002 | 1,466 | 270 | 1,600 | Public Supply |
| 727452 | 2026 | 1,450 | 276 | 1,511 | Public 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 65-18?

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 [Fort Bend County](/county/fort-bend.md), [Harris County](/county/harris.md), [Waller County](/county/waller.md), [Matagorda County](/county/matagorda.md).

### Grids with a comparable number of reports

- [83-22](/area/83-22.md)
- [19-64](/area/19-64.md)
- [65-32](/area/65-32.md)
- [27-21](/area/27-21.md)
- [65-26](/area/65-26.md)
- [65-10](/area/65-10.md)
- [65-28](/area/65-28.md)
- [19-55](/area/19-55.md)
- [27-18](/area/27-18.md)
- [32-09](/area/32-09.md)
- [83-12](/area/83-12.md)
- [27-62](/area/27-62.md)
- [79-16](/area/79-16.md)

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Página: https://texas-water-wells.pages.dev/area/65-18/
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