# Well grid 66-22, Texas — Colorado, Austin — how deep, and through what

> 101 well reports in Texas state well grid 66-22, covering Colorado, Austin, Harris. Median depth 165 ft.

## Texas well grid 66-22

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Colorado County](/county/colorado.md) and [Austin County](/county/austin.md). **101** reports, median depth **165 ft**.

### What you will drill through in grid 66-22

*Logged in state well grid 66-22, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Topsoil** 28 , **Sand** 17 , **Clay** 17 , **Top Soil** 12 , **Yellow Clay** 11 , **White Clay** 11 |
| 25–50 ft | **Sand** 22 , **White Clay** 5 , **Clay** 5 , **Gravel** 3 , **Rock** 2 , **Clay, Sand** 3 |
| 50–100 ft | **Sand** 28 , **Rock** 11 , **Tan Clay** 10 , **Sand & Rock** 10 , **Clay** 6 , **Red Clay** 6 |
| 100–200 ft | **Sand** 43 , **Rock** 17 , **Clay** 11 , **White Clay** 10 , **Wh Clay** 4 , **Tan Clay** 7 |
| 200–300 ft | **Sand** 11 , **Clay** 5 , **Rock** 3 , **Wh Clay** 3 , **White Clay** 2 , **Course Sand** 2 |
| 300–500 ft | **Clay** 5 , **Sand** 5 , **Clay + Rock** 1 , **Sand & Rocks** 1 , **Shale** 1 , **Sand, Clay** 1 |
| 500–1000 ft | **Sand .014** 1 , **Clay** 1 |

### Who drills here

*Licensed firms in state well grid 66-22, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Neuendorff's Water Well Service, Inc.](/driller/neuendorff-s-water-well-service-inc.md) | 21 | 140 | 60 | 2014–2026 |
| [Neuendorff's Water Well Svc., Inc.](/driller/neuendorff-s-water-well-svc-inc.md) | 21 | 155 | 60 | 2004–2013 |
| [Cady's Water wells](/driller/cady-s-water-wells.md) | 8 | 230 | 300 | 2015–2025 |
| [Skutca Water Well](/driller/skutca-water-well.md) | 7 | 136 | 40 | 2002–2013 |
| [Ricky Bonds Water Wells](/driller/ricky-bonds-water-wells.md) | 5 | 200 | 85 | 2013–2017 |
| [Burleson Services, Inc.](/driller/burleson-services-inc.md) | 5 | 200 | 100 | 2003–2008 |
| [Geophysical Drilling, Inc.](/driller/geophysical-drilling-inc.md) | 4 | 480 | 400 | 2009–2012 |
| [Texas Southern Drilling](/driller/texas-southern-drilling.md) | 3 | 145 | 80 | 2020–2023 |
| [BEST DRILLING SERVICES, INC.](/driller/best-drilling-services-inc.md) | 3 | 12 | — | 2011 |
| [MARAL DRILLING](/driller/maral-drilling.md) | 2 | 230 | 40 | 2015–2022 |
| [G.W.Davis Water Well Co LLC](/driller/g-w-davis-water-well-co-llc.md) | 2 | 260 | 70 | 2014–2020 |
| [Cobra Water Well Drilling, LLC.](/driller/cobra-water-well-drilling-llc.md) | 2 | — | 95 | 2011 |
| [Joe Ferguson Water Well Drilling, Inc.](/driller/joe-ferguson-water-well-drilling-inc.md) | 2 | 220 | — | 2010–2011 |
| [ONE STOP SEPTICS & WATER WELLS](/driller/one-stop-septics-water-wells.md) | 1 | 225 | 100 | 2026 |
| [Busselman Water Wells, LLC](/driller/busselman-water-wells-llc.md) | 1 | 141 | 50 | 2025 |
| Bedrock Energy | 1 | 1,115 | — | 2025 |
| [Bluebonnet Water Wells](/driller/bluebonnet-water-wells.md) | 1 | 185 | 50 | 2025 |
| [DELTA DRILLERS](/driller/delta-drillers.md) | 1 | 100 | — | 2025 |
| [Robinson Water Well](/driller/robinson-water-well.md) | 1 | 165 | — | 2024 |
| [Landowner Drilled](/driller/landowner-drilled.md) | 1 | 80 | — | 2023 |
| Meyer water well drilling | 1 | 140 | — | 2021 |
| [Chaffin Water Well Service](/driller/chaffin-water-well-service.md) | 1 | 588 | 2,650 | 2023 |
| [Main Stream Environmental](/driller/main-stream-environmental.md) | 1 | 215 | 50 | 2021 |
| [B&R Water Well Service, LLC](/driller/b-r-water-well-service-llc.md) | 1 | 255 | 100 | 2016 |
| [J&S WATER WELLS](/driller/j-s-water-wells.md) | 1 | 510 | 160 | 2014 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 56 | 55.4% | 160 |
| Irrigation | 16 | 15.8% | 230 |
| Stock | 14 | 13.9% | 130 |
| Rig Supply | 7 | 6.9% | 220 |
| Environmental Soil Boring | 3 | 3.0% | 12 |
| Industrial | 2 | 2.0% | 200 |
| Closed-Loop Geothermal | 1 | 1.0% | 1,115 |
| Other | 1 | 1.0% | 165 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 27 | 160 | 35 |
| 2010s | 46 | 182 | 36 |
| 2020s | 28 | 160 | 39 |

### The deepest reports on file

*Deepest reports in state well grid 66-22. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 708699 | 2025 | 1,115 | — | — | Closed-Loop Geothermal |
| 651498 | 2023 | 588 | 60 | 2,650 | Irrigation |
| 707593 | 2025 | 580 | 70 | 1,200 | Irrigation |
| 367410 | 2014 | 510 | 60 | 160 | Irrigation |
| 281980 | 2012 | 480 | 18 | — | Irrigation |
| 281976 | 2012 | 480 | 18 | 400 | Irrigation |
| 285716 | 2012 | 440 | 18 | 400 | Irrigation |
| 408529 | 2015 | 413 | 32 | 2,500 | Irrigation |
| 203801 | 2008 | 270 | 40 | 100 | Rig Supply |
| 536950 | 2020 | 260 | 44 | 70 | Stock |

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 66-22?

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 [Colorado County](/county/colorado.md), [Austin County](/county/austin.md), [Harris County](/county/harris.md).

### Grids with a comparable number of reports

- [06-38](/area/06-38.md)
- [17-52](/area/17-52.md)
- [29-09](/area/29-09.md)
- [31-07](/area/31-07.md)
- [32-54](/area/32-54.md)
- [38-41](/area/38-41.md)
- [60-19](/area/60-19.md)
- [69-38](/area/69-38.md)
- [77-60](/area/77-60.md)
- [88-34](/area/88-34.md)
- [10-60](/area/10-60.md)
- [20-23](/area/20-23.md)
- [23-64](/area/23-64.md)

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Página: https://texas-water-wells.pages.dev/area/66-22/
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