Texas well grid 56-39
A 7.5-minute quadrangle of the Texas state well grid, mostly in Gillespie County. 108 reports, median depth 210 ft.
108Reports
210 ftMedian depth
95 ftWater at
20 gpmMedian yield
What you will drill through in grid 56-39
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Topsoil 51, Brown Topsoil 17, Brown Clay 15, Caliche & Limestone 9, Red Clay 8, Caliche & Gravel 7 |
| 25–50 ft | Red Clay 7, Gray Limestone 3, Brown Sand 3, Limestone With Streaks Of Red Clay 2, Red Clay & Limestone W/Sand 2, Gray Shale & Limestone 2 |
| 50–100 ft | Gray Limestone 5, Red Clay 4, Gray Shale & Limestone 3, Lost Circulation 3, Brown Sand 2, Red Sandstone 1 |
| 100–200 ft | Gray Limestone 6, Water 5 Gpm 2, Gray Clay 3, Red Shale & Clay 2, Gray Shale 3, Gray & Brown Limestone 3 |
| 200–300 ft | Gray Limestone 4, Medium & Dark Gray Limestone (San Saba) 2, Dark Gray Limestone 2, Sand (Course) 1, Water-40Gpm 1, Brown Limestone 1 |
| 300–500 ft | Brown And Grey Sandstone 2, Water 50 Gpm 1, Streaks Of Limestone And Sand 1, Fractured Limestone 1, Brown Sandstone 1, Red Green And Brown Sandstone 1 |
| 500–1000 ft | Water-40Gpm 1, Brown Sandstone (H2 0) 2, Red & Gray Limestone 2, Gray Sandstone (Welge) 2, Red, Brown, Grey Sandstone 1, Water-20Gpm 1 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| Virdell Drilling Inc. | 33 | 160 | 20 | 2001–2018 |
| L & L Drilling Co. | 30 | 205 | 23 | 2002–2025 |
| Walden Drilling Inc | 16 | 220 | 15 | 2012–2020 |
| Texan Water | 5 | 200 | 10 | 2019–2023 |
| Magill Drilling & Water Well Service, LLC | 3 | 185 | 35 | 2022–2024 |
| PICKENS DRILLING CO. | 3 | 205 | 4 | 2015–2023 |
| Bollinger Drilling | 3 | 230 | 20 | 2004 |
| Lange Drilling Co | 2 | 920 | 40 | 2020–2023 |
| Edmond's Water Well Drilling | 2 | 200 | — | 2022 |
| Spring Branch Water Well Service | 2 | 219 | 15 | 2017–2021 |
| Edmonds Water Well Drilling | 2 | 840 | — | 2015 |
| J and J Water Wells | 1 | 160 | — | 2024 |
| AQUA DOC WELL SERVICE | 1 | 100 | 25 | 2022 |
| Hill Country Water Well Drilling | 1 | 300 | — | 2021 |
| Zavala Drilling, CO | 1 | 250 | — | 2012 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 70 | 64.8% | 200 |
| Stock | 29 | 26.9% | 230 |
| Irrigation | 4 | 3.7% | 778 |
| Public Supply | 4 | 3.7% | 200 |
| Closed-Loop Geothermal | 1 | 0.9% | 250 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 29 | 190 | 57 |
| 2010s | 54 | 220 | 103 |
| 2020s | 25 | 200 | 120 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 714203 | 2025 | 980 | 58 | — | Irrigation |
| 646111 | 2023 | 920 | 242 | — | Stock |
| 425888 | 2016 | 905 | 328 | 100 | Domestic |
| 439535 | 2016 | 880 | 253 | — | Domestic |
| 696 | 2001 | 880 | 60 | 22 | Public Supply |
| 430985 | 2015 | 840 | 150 | — | Stock |
| 430918 | 2015 | 820 | 150 | — | Stock |
| 303924 | 2012 | 800 | 165 | 75 | Domestic |
| 714212 | 2025 | 778 | 176 | 100 | Irrigation |
| 383101 | 2014 | 700 | — | — | Stock |
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 56-39?
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 Gillespie County.