Texas well grid 18-34
A 7.5-minute quadrangle of the Texas state well grid, mostly in Grayson County and Collin County. 145 reports, median depth 420 ft.
145Reports
420 ftMedian depth
250 ftWater at
22 gpmMedian yield
What you will drill through in grid 18-34
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Yellow Clay 50, Gray Shale 43, Topsoil 24, Black Topsoil 17, Clay 15, Shale 8 |
| 25–50 ft | Gray Shale 20, Shale 5, Blue Shale 5, Gray Clay 2, Green Shale 1, Sandy Shale 1 |
| 50–100 ft | Gray Shale 6, Sand 4, Sandy Shale 2, Gray Shale With Sand Streaks 1, Clay And Bits Of Shale Layer 1, Gray Clay/Shale 1 |
| 100–200 ft | Sand 32, Shale 10, Gray Shale 7, Blue Shale 5, Sandy Shale 4, Rock 4 |
| 200–300 ft | Sand 65, Gray Shale 39, Shale 6, Sandy Shale 8, Rock 4, Grey Shale 2 |
| 300–500 ft | Sand 61, Gray Shale 37, Shale 16, Sandy Shale 14, Grey Clay 6, Rock 3 |
| 500–1000 ft | Sand 23, Shale 8, Gray Shale 6, Sand And Shale 4, Gray Shale/Sand 2, Sand/Gray Shale 2 |
| 1000–5000 ft | Sand 3, Gray Shale/Sand 1, Shale 2, Light Gray Clay 2, Shale, Sandstone Stks 1, Limestone 1 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| Earth Tech | 25 | 460 | 27 | 2004–2017 |
| Double D Drilling | 22 | 450 | 23 | 2011–2025 |
| Strittmatter Irrigation | 9 | 350 | 22 | 2004–2013 |
| Axis Drilling | 7 | 380 | 25 | 2019–2023 |
| Subterra Environmental Services, LLC. | 7 | 10 | — | 2020 |
| Barco Well Service, LP | 6 | 800 | 40 | 2015–2024 |
| Roddy Qualls Environmental Drilling | 6 | 35 | — | 2022 |
| A.L. Moser Drilling, Inc. | 6 | 760 | 15 | 2004–2008 |
| FAULKNER & SON | 5 | 497 | 20 | 2016–2026 |
| SEA-LITE DRILLING CO | 5 | 320 | 22 | 2002–2009 |
| THI WATER WELL | 4 | 720 | 114 | 2020–2025 |
| Erwin Drilling | 4 | 400 | — | 2019–2025 |
| Associated Services - Russell Langford | 3 | 451 | — | 2010 |
| Jimmy D. Miller | 3 | 420 | 10 | 2003–2007 |
| Lonestar Underground | 3 | 390 | 25 | 2003–2006 |
| Triangle J Water Wells | 2 | 300 | 15 | 2022–2025 |
| Davis Water Well, LLC | 2 | 315 | — | 2022 |
| Erwin Water Well Drilling | 2 | 355 | 20 | 2016 |
| Miller Drilling Co. | 2 | 485 | 15 | 2009–2012 |
| Drown Drilling Inc. | 2 | 360 | 27 | 2004 |
| MagnaCore Drilling & Environmental Services | 2 | 30 | — | 2003 |
| Savage Excavation | 1 | 40 | — | 2025 |
| DFW Well Services LLC | 1 | 420 | 15 | 2024 |
| ENERCORP | 1 | 475 | 14 | 2022 |
| Eagle Remediation | 1 | 45 | — | 2022 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 68 | 46.9% | 367 |
| Irrigation | 37 | 25.5% | 455 |
| Environmental Soil Boring | 9 | 6.2% | 10 |
| Monitor | 8 | 5.5% | 35 |
| Industrial | 8 | 5.5% | 800 |
| Stock | 7 | 4.8% | 460 |
| Other | 3 | 2.1% | 400 |
| Test Well | 3 | 2.1% | 451 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 54 | 420 | 237 |
| 2010s | 44 | 450 | 278 |
| 2020s | 47 | 315 | 260 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 444077 | 2017 | 1,850 | 637 | 500 | Public Supply |
| 466669 | 2017 | 1,700 | 1,162 | 90 | Irrigation |
| 108370 | 2004 | 1,137 | — | — | Public Supply |
| 604151 | 2019 | 900 | 520 | 60 | Irrigation |
| 106513 | 2007 | 863 | 350 | 7 | Irrigation |
| 76133 | 2006 | 860 | 380 | 20 | Industrial |
| 557521 | 2020 | 800 | — | 114 | Industrial |
| 522068 | 2019 | 800 | — | 50 | Industrial |
| 445025 | 2017 | 800 | 420 | — | Irrigation |
| 420603 | 2016 | 800 | — | 50 | Industrial |
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 18-34?
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 Grayson County, Collin County, Denton County, Dallas County.