# Well grid 79-47, Texas — Refugio, Karnes — how deep, and through what

> 131 well reports in Texas state well grid 79-47, covering Refugio, Karnes. Median depth 40 ft.

## Texas well grid 79-47

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Refugio County](/county/refugio.md) and [Karnes County](/county/karnes.md). **131** reports, median depth **40 ft**.

### What you will drill through in grid 79-47

*Logged in state well grid 79-47, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Clay** 77 , **Sand** 26 , **Tan Sand** 21 , **Silty Clay** 7 , **Clay; Tan** 8 , **Clayey Sand** 5 |
| 25–50 ft | **Sand** 18 , **Clay** 12 , **Sand & Clay** 3 , **Clay & Sand** 3 , **Clayey Sand** 3 , **Sandy Clay** 2 |
| 50–100 ft | **Clay** 35 , **Sand** 24 , **Sand & Clay** 15 , **Clay And Sand** 2 , **Sandstone** 2 , **Sand & Gravel** 1 |
| 100–200 ft | **Clay** 41 , **Sand** 35 , **Sand & Clay** 12 , **Sandstone** 5 , **Clay & Sand** 4 , **Sandstone & Clay** 4 |
| 200–300 ft | **Sand** 24 , **Clay** 20 , **Sandstone & Clay** 6 , **Sand & Clay** 6 , **Clay & Sand** 3 , **Clay And Sand** 2 |
| 300–500 ft | **Clay** 8 , **Sand** 8 , **Layered Sand & Shale** 2 , **Hard Clay** 1 , **Sand Mixed With Clay** 1 , **Clay And Sand Streaks** 1 |
| 500–1000 ft | **Clay** 2 , **Sand & Rock** 1 , **Sand** 1 , **Hard Clay** 1 , **Sandy Clay, Stick In Places** 1 , **Sticky Clay** 1 |
| 1000–5000 ft | **Sand** 1 |

### Who drills here

*Licensed firms in state well grid 79-47, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [CARTER WATER WELL DRILLING](/driller/carter-water-well-drilling.md) | 44 | 260 | 75 | 2003–2024 |
| [ESN-South](/driller/esn-south.md) | 28 | 12 | — | 2004 |
| [BEST DRILLING SERVICES, INC.](/driller/best-drilling-services-inc.md) | 17 | 25 | — | 2006–2013 |
| [EnviroCore, Inc.](/driller/envirocore-inc.md) | 10 | 26 | — | 2011–2019 |
| [Vortex Drilling, Inc.](/driller/vortex-drilling-inc.md) | 9 | 30 | — | 2016–2018 |
| [Advanced Drilling Systems, Inc.](/driller/advanced-drilling-systems-inc.md) | 5 | — | — | 2008 |
| [Hydro Resources Mid Continent Inc.](/driller/hydro-resources-mid-continent-inc.md) | 4 | 650 | — | 2018 |
| [Fugro Consultants](/driller/fugro-consultants.md) | 3 | 35 | — | 2013 |
| [BULLS EYE SERVICES LLC](/driller/bulls-eye-services-llc.md) | 2 | 285 | 60 | 2024 |
| [J&S WATER WELLS](/driller/j-s-water-wells.md) | 2 | 1,035 | 500 | 2021 |
| [M&C WATERWELL DRILLING](/driller/m-c-waterwell-drilling.md) | 2 | 420 | 75 | 2009 |
| [dba Universal Drilling Services](/driller/dba-universal-drilling-services.md) | 2 | 68 | — | 2003 |
| [MARTIN WATER WELLS](/driller/martin-water-wells.md) | 1 | 121 | — | 2009 |
| [ESN](/driller/esn.md) | 1 | 27 | — | 2005 |
| dba Universal Drillinmg Services | 1 | 40 | — | 2003 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Monitor | 60 | 45.8% | 25 |
| Rig Supply | 21 | 16.0% | 280 |
| Domestic | 19 | 14.5% | 300 |
| Environmental Soil Boring | 17 | 13.0% | 20 |
| Industrial | 5 | 3.8% | 260 |
| Stock | 4 | 3.1% | 180 |
| Test Well | 3 | 2.3% | 30 |
| Irrigation | 2 | 1.5% | 340 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 76 | 27 | 25 |
| 2010s | 49 | 35 | 35 |
| 2020s | 6 | 300 | 30 |

### The deepest reports on file

*Deepest reports in state well grid 79-47. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 570497 | 2021 | 1,035 | — | 500 | Industrial |
| 481385 | 2018 | 650 | — | — | Monitor |
| 481384 | 2018 | 650 | — | — | Monitor |
| 481382 | 2018 | 650 | — | — | Monitor |
| 481381 | 2018 | 650 | — | — | Monitor |
| 199400 | 2009 | 420 | 120 | 75 | Rig Supply |
| 199397 | 2009 | 420 | 120 | 75 | Rig Supply |
| 570470 | 2021 | 390 | 12 | 80 | Rig Supply |
| 509284 | 2019 | 380 | 21 | 75 | Rig Supply |
| 144651 | 2008 | 368 | 45 | 50 | Rig 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 79-47?

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 [Refugio County](/county/refugio.md), [Karnes County](/county/karnes.md).

### Grids with a comparable number of reports

- [64-04](/area/64-04.md)
- [02-56](/area/02-56.md)
- [10-29](/area/10-29.md)
- [38-59](/area/38-59.md)
- [67-02](/area/67-02.md)
- [69-31](/area/69-31.md)
- [79-32](/area/79-32.md)
- [84-04](/area/84-04.md)
- [03-43](/area/03-43.md)
- [52-43](/area/52-43.md)
- [59-26](/area/59-26.md)
- [61-15](/area/61-15.md)
- [66-55](/area/66-55.md)

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Página: https://texas-water-wells.pages.dev/area/79-47/
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