Texas well grid 18-20
A 7.5-minute quadrangle of the Texas state well grid, mostly in Grayson County. 408 reports, median depth 20 ft.
408Reports
20 ftMedian depth
39 ftWater at
15 gpmMedian yield
What you will drill through in grid 18-20
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Clay 47, Concrete 43, Topsoil 38, Shale 22, Surface 16, Gray Shale 15 |
| 25–50 ft | Shale 13, Sand 4, Light Brown Sand 3, Blueish Grey Clayey Silt With Orange Mottles. 2, White Shale 2, Clay 2 |
| 50–100 ft | Sand 11, Shale 9, Gray Shale 5, Blue Shale 4, Shale And Sand 3, Sandy Shale 2 |
| 100–200 ft | Shale 13, Sand 12, Sand And Shale 7, Gray Shale 6, Rock 5, Red Shale 3 |
| 200–300 ft | Sand 12, Shale 9, Gray Shale 6, Sandy Shale 2, Sand And Shale 2, Gray Sandy Shale 1 |
| 300–500 ft | Sand 12, Shale 9, Sand And Shale 4, Limestone 3, Sandy Shale 4, Shale And Sand 4 |
| 500–1000 ft | Sand 33, Shale 26, Shale And Sand 11, Sand And Shale 3, Sand And Hard Sand 3, Gray Shale 2 |
| 1000–5000 ft | Shale Grey 1, Sand And Shale 1, Grey Clay 1, White Clay W/Sand Streaks 1, Light Grey, Green 1 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| MagnaCore Drilling & Environmental Services | 91 | 20 | — | 2008–2016 |
| Environmental Logistics Company, LLC | 61 | 10 | — | 2017–2025 |
| A.L. Moser Drilling, Inc. | 43 | 655 | 12 | 2003–2019 |
| Sunbelt Industrial Services | 40 | 25 | — | 2012–2020 |
| WEST Drilling | 21 | 17 | — | 2018–2025 |
| Total Support Services | 20 | 20 | — | 2002–2019 |
| Bassett Drilling | 11 | 102 | 13 | 2006–2022 |
| Roddy Qualls Environmental Drilling | 11 | 15 | — | 2016–2022 |
| Strata Core Services, LLC | 10 | 20 | — | 2012–2017 |
| U. S. T. Services | 10 | — | — | 2009 |
| Talon Drilling, LP | 9 | 24 | — | 2006–2009 |
| FAULKNER & SON | 8 | 360 | 20 | 2012–2025 |
| Axis Drilling | 6 | 600 | 20 | 2020–2023 |
| Faulkner and Son | 5 | 285 | 30 | 2007–2014 |
| qualls drilling | 5 | — | — | 2014 |
| W.E.S.T. Drilling | 5 | 20 | — | 2011 |
| Betts Drilling | 4 | 25 | — | 2025 |
| Tolunay-Wong Engineers,Inc | 4 | 28 | — | 2019 |
| Miller Drilling Co. | 4 | 545 | 15 | 2004–2013 |
| RIOMAR DRILLING INC | 3 | 12 | — | 2014 |
| Sunbelt Industrial Service | 3 | 50 | — | 2014 |
| MagnaCore Drilling & Enviromnental Services | 3 | 15 | — | 2009 |
| SCI | 3 | 25 | — | 2006–2007 |
| BEST DRILLING SERVICES, INC. | 3 | 51 | — | 2004 |
| Wel-Mat Drilling LLP | 2 | — | — | 2010 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Monitor | 172 | 42.2% | 20 |
| Environmental Soil Boring | 142 | 34.8% | 15 |
| Domestic | 70 | 17.2% | 400 |
| Irrigation | 15 | 3.7% | 410 |
| Test Well | 5 | 1.2% | 34 |
| Closed-Loop Geothermal | 2 | 0.5% | — |
| Public Supply | 1 | 0.2% | 1,140 |
| Rig Supply | 1 | 0.2% | 920 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 101 | 51 | 154 |
| 2010s | 219 | 20 | 18 |
| 2020s | 88 | 19 | 20 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 442335 | 2016 | 1,140 | 475 | 160 | Public Supply |
| 46820 | 2004 | 1,044 | 500 | 10 | Domestic |
| 83012 | 2006 | 1,020 | 400 | 20 | Domestic |
| 120100 | 2007 | 1,000 | 520 | 20 | Irrigation |
| 41387 | 2003 | 930 | 240 | 15 | Domestic |
| 266413 | 2011 | 920 | 330 | 20 | Rig Supply |
| 300393 | 2012 | 800 | 500 | 3 | Domestic |
| 83011 | 2006 | 780 | 200 | 15 | Domestic |
| 73802 | 2005 | 770 | 400 | 20 | Domestic |
| 236764 | 2010 | 735 | 320 | 25 | 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 18-20?
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.