Texas well grid 30-36
A 7.5-minute quadrangle of the Texas state well grid, mostly in Callahan County and Concho County. 164 reports, median depth 50 ft.
164Reports
50 ftMedian depth
28 ftWater at
10 gpmMedian yield
What you will drill through in grid 30-36
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Top Soil 52, Sand 40, Sandy Clay 42, Brown Clay 28, Red Clay 26, Sand & Gravel 21 |
| 25–50 ft | Sand & Gravel 28, Yellow Shale 26, Yellow Clay 14, Sand 12, Sand And Gravel 8, Blue Shale 8 |
| 50–100 ft | Yellow Shale 11, Blue Shale 9, Yellow Clay 8, Yellow Limestone. 4, Yellow Clay. 4, Yellow Lime Rock 3 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| Diversified Water Well Drilling | 54 | 53 | 10 | 2003–2017 |
| White Drilling Company, Inc. | 21 | 58 | — | 2002–2025 |
| Zavala Drilling, CO | 14 | 50 | 7 | 2012–2013 |
| T & T Drilling, LTD | 13 | 20 | — | 2006–2007 |
| Moore's Pump & Supply | 11 | 54 | 7 | 2003–2016 |
| DAVIS ENVIRONMENTAL DRILLING | 9 | 40 | — | 2002–2003 |
| LEONARD WATER SERVICES | 8 | 59 | 10 | 2002–2025 |
| DIVERSIFIED WATER WELLS | 6 | 60 | 15 | 2009–2011 |
| Leonard Water Service | 4 | 60 | — | 2002–2004 |
| Roddy Qualls Environmental Drilling | 3 | 40 | — | 2021 |
| SL Co. | 3 | 58 | 8 | 2019–2020 |
| MUNDEN WATER WELL SERVICE | 3 | 46 | 6 | 2018 |
| R&R DRILLING LLC | 2 | 50 | — | 2024 |
| Moore's Pump & Supplies | 2 | 40 | 20 | 2013 |
| Soiltech Services Inc. | 1 | 35 | — | 2024 |
| Michael Gilliam Consultant Services | 1 | 88 | — | 2021 |
| Beaird Water Well | 1 | 50 | 10 | 2020 |
| A&W Drilling Services, Ltd. | 1 | 57 | — | 2011 |
| Joe Harrell Water Well Drilling | 1 | 27 | 1 | 2010 |
| Woehl Drilling | 1 | 93 | 50 | 2009 |
| SOUTHERLAND WATER WELL | 1 | — | 8 | 2002 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Irrigation | 70 | 42.7% | 57 |
| Domestic | 60 | 36.6% | 50 |
| Monitor | 20 | 12.2% | 40 |
| Stock | 5 | 3.0% | 40 |
| Test Well | 4 | 2.4% | 40 |
| Environmental Soil Boring | 3 | 1.8% | 20 |
| Other | 1 | 0.6% | 35 |
| Injection | 1 | 0.6% | 65 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 82 | 50 | 27 |
| 2010s | 59 | 57 | 30 |
| 2020s | 23 | 50 | 26 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 171243 | 2009 | 93 | 55 | 50 | Irrigation |
| 569320 | 2021 | 88 | 26 | — | Domestic |
| 632254 | 2023 | 85 | 31 | — | Irrigation |
| 535638 | 2020 | 80 | 28 | — | Irrigation |
| 394738 | 2015 | 80 | 50 | 10 | Irrigation |
| 183832 | 2004 | 80 | 40 | 15 | Domestic |
| 77077 | 2006 | 78 | 20 | — | Irrigation |
| 77071 | 2006 | 78 | 27 | — | Irrigation |
| 223626 | 2010 | 77 | 29 | — | Irrigation |
| 253020 | 2006 | 75 | 58 | 20 | Irrigation |
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 30-36?
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.
This grid falls in Callahan County, Concho County.