# Well grid 66-08, Texas — Waller, Austin — how deep, and through what

> 394 well reports in Texas state well grid 66-08, covering Waller, Austin, Wharton. Median depth 220 ft.

## Texas well grid 66-08

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Waller County](/county/waller.md) and [Austin County](/county/austin.md). **394** reports, median depth **220 ft**.

### What you will drill through in grid 66-08

*Logged in state well grid 66-08, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Clay** 172 , **Sand** 80 , **Clay, Sand** 40 , **Top Soil** 25 , **Red Clay** 18 , **Topsoil** 15 |
| 25–50 ft | **Sand** 77 , **Clay** 51 , **Gravel** 25 , **Sand & Gravel** 15 , **Sand, Gravel** 14 , **Sand, Clay** 14 |
| 50–100 ft | **Clay** 117 , **Sand** 60 , **Gravel** 25 , **Clay, Sand** 16 , **Sand, Clay** 12 , **Sand, Gravel** 9 |
| 100–200 ft | **Sand** 178 , **Clay** 162 , **Clay, Sand** 42 , **Sand, Clay** 43 , **Rock** 20 , **Clay, Rock** 16 |
| 200–300 ft | **Sand** 88 , **Clay** 40 , **Clay, Sand** 21 , **Rock** 12 , **Sand, Clay** 13 , **Sand And Rock** 6 |
| 300–500 ft | **Sand** 14 , **Clay** 7 , **Shale** 3 , **Rock** 3 , **Rock/Sand** 2 , **Clay Shale Rock** 1 |
| 500–1000 ft | **Sand** 1 , **Clay** 1 , **Sand Clay** 1 , **Fine Sand** 1 , **Caliche** 1 |

### Who drills here

*Licensed firms in state well grid 66-08, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Ricky Bonds Water Wells](/driller/ricky-bonds-water-wells.md) | 88 | 235 | 50 | 2005–2026 |
| [Kenco Water Well Service](/driller/kenco-water-well-service.md) | 32 | 195 | 60 | 1999–2008 |
| [A.W. Flentge Service](/driller/a-w-flentge-service.md) | 29 | 180 | 50 | 2003–2008 |
| [Geophysical Drilling, Inc.](/driller/geophysical-drilling-inc.md) | 25 | 225 | 75 | 2003–2019 |
| [Kenco Water Well Svc](/driller/kenco-water-well-svc.md) | 21 | 218 | 50 | 2009–2023 |
| [AQUA STAR LLC](/driller/aqua-star-llc.md) | 17 | 225 | 45 | 2011–2025 |
| [Main Stream Environmental](/driller/main-stream-environmental.md) | 16 | 240 | 45 | 2021–2026 |
| [Texas Southern Drilling](/driller/texas-southern-drilling.md) | 16 | 185 | 50 | 2021–2025 |
| [HEFLIN WATER WORKS](/driller/heflin-water-works.md) | 12 | 180 | 50 | 2004–2020 |
| [NORTHWEST WATER WELLS](/driller/northwest-water-wells.md) | 11 | 245 | 50 | 2002–2010 |
| [MARAL DRILLING](/driller/maral-drilling.md) | 9 | 220 | 25 | 2015–2022 |
| [Leon Flentge Water Well Drilling and Service](/driller/leon-flentge-water-well-drilling-and-service.md) | 9 | 200 | 45 | 2004–2012 |
| [Petry Water Well](/driller/petry-water-well.md) | 8 | 275 | 40 | 2004–2011 |
| [Busselman Water Wells, LLC](/driller/busselman-water-wells-llc.md) | 6 | 241 | 40 | 2025–2026 |
| [B&R WATER WELL DRILLING, LLC](/driller/b-r-water-well-drilling-llc.md) | 6 | 220 | 60 | 2006–2026 |
| [Burleson Services, Inc.](/driller/burleson-services-inc.md) | 6 | 240 | 90 | 2005–2009 |
| [B&R Water Well Service, LLC](/driller/b-r-water-well-service-llc.md) | 5 | 240 | 30 | 2014–2016 |
| [Scott Drilling Inc.](/driller/scott-drilling-inc.md) | 4 | 245 | 50 | 2004–2025 |
| [J&S WATER WELLS](/driller/j-s-water-wells.md) | 4 | 490 | 115 | 2010–2024 |
| GG Drilling | 3 | 225 | 60 | 2025 |
| [Terra Power Drilling LLC](/driller/terra-power-drilling-llc.md) | 3 | 160 | 30 | 2013–2015 |
| [Bates Drilling Company](/driller/bates-drilling-company.md) | 3 | 200 | — | 2006 |
| [Flentge Water Well Drilling and Service](/driller/flentge-water-well-drilling-and-service.md) | 3 | 240 | 75 | 2005–2006 |
| [Skutca Water Well](/driller/skutca-water-well.md) | 3 | 166 | 40 | 2004–2005 |
| [Neuendorff's Water Well Service, Inc.](/driller/neuendorff-s-water-well-service-inc.md) | 2 | 210 | 50 | 2025–2026 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 355 | 90.1% | 220 |
| Irrigation | 18 | 4.6% | 317 |
| Stock | 7 | 1.8% | 216 |
| Rig Supply | 7 | 1.8% | 240 |
| Public Supply | 4 | 1.0% | 297 |
| Test Well | 3 | 0.8% | 100 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 1990s | 2 | 195 | 60 |
| 2000s | 161 | 208 | 70 |
| 2010s | 131 | 232 | 75 |
| 2020s | 100 | 225 | 80 |

### The deepest reports on file

*Deepest reports in state well grid 66-08. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 336868 | 2003 | 732 | 177 | 2,200 | Irrigation |
| 448185 | 2016 | 500 | 57 | 1,200 | Irrigation |
| 666334 | 2024 | 490 | 120 | 100 | Irrigation |
| 435679 | 2016 | 490 | 70 | 150 | Irrigation |
| 66214 | 2005 | 462 | 115 | — | Domestic |
| 659873 | 2023 | 410 | 122 | 220 | Irrigation |
| 515425 | 2018 | 400 | 40 | 600 | Irrigation |
| 209699 | 2010 | 390 | 78 | 60 | Domestic |
| 83495 | 2006 | 390 | 105 | 50 | Domestic |
| 160805 | 2005 | 378 | 86 | 80 | 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 66-08?

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 [Waller County](/county/waller.md), [Austin County](/county/austin.md), [Wharton County](/county/wharton.md), [Matagorda County](/county/matagorda.md).

### Grids with a comparable number of reports

- [67-60](/area/67-60.md)
- [27-03](/area/27-03.md)
- [60-41](/area/60-41.md)
- [61-46](/area/61-46.md)
- [69-16](/area/69-16.md)
- [46-37](/area/46-37.md)
- [19-57](/area/19-57.md)
- [68-22](/area/68-22.md)
- [06-41](/area/06-41.md)
- [34-26](/area/34-26.md)
- [07-08](/area/07-08.md)
- [68-02](/area/68-02.md)
- [06-01](/area/06-01.md)

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Página: https://texas-water-wells.pages.dev/area/66-08/
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