Texas well grid 33-12
A 7.5-minute quadrangle of the Texas state well grid, mostly in Dallas County and Rockwall County. 433 reports, median depth 25 ft.
433Reports
25 ftMedian depth
19 ftWater at
23 gpmMedian yield
What you will drill through in grid 33-12
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Concrete 65, Tan Clay 30, Brown Clay 23, Black Clay 22, Dark Gray Clay 18, Tan Sand 16 |
| 25–50 ft | Gray Shale 12, Shale 11, Sand 4, Dark Tan Clay 3, Gray Clay 3, Clay Shaley Tan Gray 3 |
| 50–100 ft | Shale 6, Gray Shale 2, Blue Shale 2, Blueshell 1, Gravel 1, Sndy Tan Clay 1 |
| 100–200 ft | Blueshell 1 |
| 200–300 ft | Blueshell 1, Blueshell Sand 1 |
| 500–1000 ft | Gray Shale 1 |
| 1000–5000 ft | Sand 1 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| WEST Drilling | 51 | 24 | — | 2015–2023 |
| Environmental Logistics Company, LLC | 36 | 25 | — | 2019–2026 |
| W.E.S.T. Drilling | 35 | 30 | — | 2001–2014 |
| Sunbelt Industrial Services | 27 | 25 | — | 2008–2024 |
| MagnaCore Drilling & Environmental Services | 27 | 20 | — | 2004–2016 |
| Roddy Qualls Environmental Drilling | 21 | 25 | — | 2015–2023 |
| Groundwater Monitoring Inc. | 17 | 30 | — | 2005–2008 |
| Strata Core Services, LLC | 15 | 25 | — | 2011–2016 |
| Texplor of Dallas, Inc. | 15 | 30 | — | 2011–2014 |
| Total Support Services | 15 | 25 | — | 2002–2012 |
| Subterra Environmental Services, LLC. | 14 | 21 | — | 2017–2020 |
| R.L.Wagstaff Co. | 13 | 51 | 30 | 2005–2016 |
| DIXIE DRILLING | 12 | 18 | — | 2003 |
| Eagle Remediation | 11 | 25 | — | 2020–2024 |
| Gropundwater Monitoring Inc. | 11 | 20 | — | 2005 |
| SCI | 10 | 30 | — | 2003–2009 |
| Liberty Drilling | 8 | 40 | 6 | 2006–2012 |
| XL Drilling, Inc. | 8 | 20 | — | 2006 |
| Envirotech Drilling Services LLC | 7 | 25 | — | 2024–2025 |
| Gedco drilling and coring inc | 7 | 55 | — | 2020 |
| Talon Drilling, LP | 6 | 25 | — | 2007–2009 |
| Strata Core, Inc. | 5 | 22 | — | 2003 |
| Mathers Environmental Drilling Inc. | 4 | 30 | — | 2024 |
| Johnson Drilling, Inc. | 4 | — | — | 2007–2011 |
| SLA | 4 | 16 | — | 2011 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Monitor | 255 | 58.9% | 25 |
| Environmental Soil Boring | 132 | 30.5% | 18 |
| Irrigation | 20 | 4.6% | 51 |
| Closed-Loop Geothermal | 8 | 1.8% | 300 |
| Test Well | 7 | 1.6% | 26 |
| Industrial | 4 | 0.9% | 51 |
| Other | 2 | 0.5% | 30 |
| Domestic | 2 | 0.5% | 300 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 168 | 25 | 19 |
| 2010s | 155 | 25 | 20 |
| 2020s | 110 | 25 | 17 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 571705 | 2021 | 1,300 | — | 23 | Stock |
| 447104 | 2017 | 300 | — | — | Closed-Loop Geothermal |
| 425986 | 2016 | 300 | — | — | Closed-Loop Geothermal |
| 318870 | 2012 | 300 | — | — | Closed-Loop Geothermal |
| 230739 | 2010 | 300 | 180 | 25 | Domestic |
| 542987 | 2020 | 105 | 42 | — | Monitor |
| 87072 | 2006 | 69 | — | — | Irrigation |
| 433802 | 2016 | 65 | — | — | Industrial |
| 57515 | 2005 | 65 | — | — | Monitor |
| 144041 | 2008 | 64 | 25 | 47 | 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 33-12?
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 Dallas County, Rockwall County, Kaufman County.