Texas well grid 66-42
A 7.5-minute quadrangle of the Texas state well grid, mostly in Lavaca County. 169 reports, median depth 190 ft.
169Reports
190 ftMedian depth
68 ftWater at
60 gpmMedian yield
What you will drill through in grid 66-42
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Clay 72, Sand 57, Top Soil 24, Surface 18, Surface Soil 15, Yellow Clay 15 |
| 25–50 ft | Clay 28, Sand 28, Ft. Clay 4, Clay-Sandstone 3, Sandy Clay 3, Gravel 2 |
| 50–100 ft | Clay 62, Sand 42, Sandstone 8, Sand-Sandstone 8, Red Clay 5, Sandy Clay 5 |
| 100–200 ft | Clay 80, Sand 48, Red Clay 14, Coarse Sand 11, Ft. Sand 6, Sand-Sandstone 6 |
| 200–300 ft | Clay 17, Sand 15, Sandstone 1, Coarse Sand 3, Sand (M-C) 1, Shale 2 |
| 300–500 ft | Clay 3, Sandstone 1, Rock & Red Clay 1, Blue Clay 1, Sand 1, Gravel 1 |
| 500–1000 ft | Clay 1, Hard 1, Sand/Grave 1, Sand/Gravel 1 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| CHANDLER DRILLING INC | 72 | 168 | 50 | 2003–2026 |
| Friedel Drilling Company | 26 | 187 | 50 | 2002–2026 |
| Burleson Services, Inc. | 21 | 240 | 90 | 2003–2010 |
| Joe Ferguson Water Well Drilling, Inc. | 11 | 190 | — | 2007–2022 |
| Everett Carroll Water Well Service | 8 | 180 | 60 | 2004–2007 |
| Joe Ferguson Drilling, Inc. | 6 | 200 | — | 2003–2006 |
| Cobra Water Well Drilling, LLC. | 4 | 190 | 80 | 2011–2017 |
| J & S Water Wells | 3 | 210 | 80 | 2006–2009 |
| Berry Water Well Service | 3 | 220 | 70 | 2009–2010 |
| leeper w.w. | 3 | 163 | 30 | 2006 |
| Maresh Drilling Co., Inc. | 2 | 200 | 70 | 2010–2022 |
| dba Universal Drilling Services | 2 | — | — | 2005 |
| Texas Southern Drilling | 1 | 205 | 25 | 2025 |
| Kight Water Well Service | 1 | 205 | 60 | 2022 |
| Rangnow Water Well Service | 1 | 285 | 100 | 2013 |
| Vrana Well Service Inc. | 1 | 240 | 60 | 2004 |
| Cady's Water wells | 1 | 183 | 50 | 2009 |
| Friedel Drillling Company | 1 | — | 70 | 2009 |
| Crowell Drilling Company, Inc. | 1 | 766 | — | 2006 |
| Everett Carroll Water Well Serv. | 1 | 200 | — | 2003 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 102 | 60.4% | 180 |
| Rig Supply | 37 | 21.9% | 220 |
| Stock | 17 | 10.1% | 181 |
| Industrial | 10 | 5.9% | 200 |
| Monitor | 2 | 1.2% | — |
| Irrigation | 1 | 0.6% | 766 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 83 | 200 | 66 |
| 2010s | 41 | 181 | 75 |
| 2020s | 45 | 179 | 74 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 84772 | 2006 | 766 | 110 | — | Irrigation |
| 531000 | 2019 | 362 | — | 90 | Rig Supply |
| 182085 | 2006 | 360 | 50 | 90 | Rig Supply |
| 160188 | 2008 | 340 | — | — | Rig Supply |
| 192097 | 2005 | 320 | 70 | 100 | Rig Supply |
| 729874 | 2026 | 310 | 111 | 80 | Stock |
| 676156 | 2024 | 300 | 92 | 100 | Stock |
| 182469 | 2004 | 300 | 60 | 100 | Rig Supply |
| 617326 | 2022 | 289 | 110 | 120 | Domestic |
| 349080 | 2013 | 285 | 98 | 100 | Rig 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 66-42?
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 Lavaca County.