# Well grid 30-56, Texas — Eastland, Callahan — how deep, and through what

> 140 well reports in Texas state well grid 30-56, covering Eastland, Callahan. Median depth 100 ft.

## Texas well grid 30-56

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Eastland County](/county/eastland.md) and [Callahan County](/county/callahan.md). **140** reports, median depth **100 ft**.

### What you will drill through in grid 30-56

*Logged in state well grid 30-56, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Sand** 65 , **Clay** 48 , **Top Soil** 35 , **Red Clay** 21 , **Sandy Clay** 18 , **Brown Clay** 8 |
| 25–50 ft | **Red Clay** 18 , **Sand** 17 , **Shale** 8 , **Clay** 8 , **Sand And Gravel** 5 , **Red Shale** 4 |
| 50–100 ft | **Shale** 24 , **Red Clay** 16 , **Sand** 17 , **Clay** 15 , **Gravel** 9 , **Sand And Gravel** 9 |
| 100–200 ft | **Shale** 8 , **Red Clay** 7 , **Clay** 5 , **Brown Clay** 3 , **Sand** 2 , **Red Shale** 2 |
| 200–300 ft | **Sand And Gravel** 1 , **Red Clay** 1 |
| 300–500 ft | **Shale** 2 , **Sandy Shale And Sandstone** 1 , **Sand And Sandstone** 1 , **Sandstone** 1 |

### Who drills here

*Licensed firms in state well grid 30-56, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [F&F Drilling](/driller/f-f-drilling.md) | 52 | 95 | 40 | 2002–2025 |
| [SIMMONS WATER WELL SERVICE](/driller/simmons-water-well-service.md) | 13 | 117 | — | 2019–2025 |
| [AAW Services, LLC](/driller/aaw-services-llc.md) | 9 | 60 | 20 | 2026 |
| [Robert Caraway Water Well Drlg.](/driller/robert-caraway-water-well-drlg.md) | 9 | 100 | 25 | 2021–2026 |
| [Simmons Drilling Co.](/driller/simmons-drilling-co.md) | 9 | 100 | 16 | 2006–2011 |
| [Michael Gilliam Consultant Services](/driller/michael-gilliam-consultant-services.md) | 7 | 85 | 15 | 2002–2022 |
| [Jimmy D. Wilson Drilling](/driller/jimmy-d-wilson-drilling.md) | 6 | 83 | 15 | 2002–2007 |
| H2M Utility Construction | 5 | 155 | — | 2006–2009 |
| Foster Water Well Service | 4 | 115 | 40 | 2024–2025 |
| [White Drilling Company, Inc.](/driller/white-drilling-company-inc.md) | 4 | 65 | — | 2012–2025 |
| [Moore's Water Well](/driller/moore-s-water-well.md) | 3 | 140 | 15 | 2024 |
| [Moore's Water Well Service](/driller/moore-s-water-well-service.md) | 3 | 140 | 20 | 2021–2022 |
| [Spencer's Water Well Service](/driller/spencer-s-water-well-service.md) | 3 | 60 | 5 | 2011–2013 |
| Nelson Thomas | 3 | 135 | — | 2006 |
| Clevenger Water Well Services | 1 | 280 | — | 2026 |
| [LEONARD WATER SERVICES](/driller/leonard-water-services.md) | 1 | 59 | 20 | 2018 |
| [HAD Drilling Co.](/driller/had-drilling-co.md) | 1 | 62 | 30 | 2012 |
| [Jones Drilling Inc.](/driller/jones-drilling-inc.md) | 1 | 100 | 5 | 2010 |
| F &F Drilling Inc. | 1 | — | 35 | 2010 |
| [Diversified Water Well Drilling](/driller/diversified-water-well-drilling.md) | 1 | 120 | 14 | 2007 |
| Jimmy D. Wilson | 1 | 140 | 60 | 2007 |
| [Leonard Water Service](/driller/leonard-water-service.md) | 1 | 42 | — | 2003 |
| Robert Caraway Water Well Drilling | 1 | 55 | 10 | 2003 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Irrigation | 51 | 36.4% | 90 |
| Domestic | 43 | 30.7% | 92 |
| Stock | 23 | 16.4% | 104 |
| Public Supply | 12 | 8.6% | 140 |
| Test Well | 11 | 7.9% | 100 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 30 | 100 | 33 |
| 2010s | 55 | 95 | 26 |
| 2020s | 55 | 100 | 22 |

### The deepest reports on file

*Deepest reports in state well grid 30-56. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 651236 | 2023 | 440 | — | — | Stock |
| 398629 | 2015 | 440 | 183 | 40 | Irrigation |
| 729098 | 2026 | 280 | — | — | Stock |
| 259181 | 2011 | 260 | — | — | Test Well |
| 334277 | 2011 | 225 | — | 10 | Domestic |
| 242112 | 2009 | 175 | — | — | Test Well |
| 711845 | 2025 | 160 | — | — | Stock |
| 40306 | 2004 | 160 | 110 | 20 | Domestic |
| 242119 | 2009 | 155 | — | — | Public Supply |
| 242113 | 2009 | 155 | — | — | 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 30-56?

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 [Eastland County](/county/eastland.md), [Callahan County](/county/callahan.md).

### Grids with a comparable number of reports

- [39-16](/area/39-16.md)
- [46-01](/area/46-01.md)
- [57-36](/area/57-36.md)
- [61-10](/area/61-10.md)
- [61-31](/area/61-31.md)
- [68-31](/area/68-31.md)
- [19-38](/area/19-38.md)
- [34-40](/area/34-40.md)
- [38-42](/area/38-42.md)
- [46-40](/area/46-40.md)
- [58-40](/area/58-40.md)
- [66-36](/area/66-36.md)
- [78-11](/area/78-11.md)

---

Página: https://texas-water-wells.pages.dev/area/30-56/
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