Texas well grid 78-05
A 7.5-minute quadrangle of the Texas state well grid, mostly in Atascosa County. 416 reports, median depth 25 ft.
416Reports
25 ftMedian depth
63 ftWater at
60 gpmMedian yield
What you will drill through in grid 78-05
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Top Soil 29, Clay 27, Sandy Clay 28, Clay, Silty, Slightly Sandy, Grading To Light Brown Color, S 22, Fill-Sandy Gravelly Clay 22, Clay, Limey, Calcite Common, Buff Color, Dry, No Odor 18 |
| 25–50 ft | Sand Tan 7, Gray Clay 6, Sand 5, Sand Lt Brown 4, Clay, Very Sandy, Tan To Brown Color, Dry, No Odor 1, Grey Clay 2 |
| 50–100 ft | Rock 12, Sand 10, Shale 7, Grey Shale 5, Gray Clay 5, Sand & Clay 5 |
| 100–200 ft | Sand 33, Rock 18, Shale 16, Sandy Shale 7, Grey Shale 5, Gray Clay 6 |
| 200–300 ft | Sand 24, Shale 13, Rock 12, Clay 9, Sand And Shale 6, Gray Clay 5 |
| 300–500 ft | Sand 26, Shale 18, Rock 8, Sandy Shale 10, Clay 6, Gray Clay 4 |
| 500–1000 ft | Sand 11, Shale 7, Gray Clay 4, Sand & Shale 3, Good Sand 1, Sand And Shale 2 |
| 1000–5000 ft | Sand 5, Shale 4, Carrizo Sand 3, Gray Clay 1, Grey Shale 1, Carrizo Formation 1 |
Who drills here
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Environmental Soil Boring | 204 | 49.0% | 5 |
| Monitor | 93 | 22.4% | 35 |
| Domestic | 71 | 17.1% | 460 |
| Stock | 19 | 4.6% | 375 |
| Industrial | 13 | 3.1% | 420 |
| Irrigation | 7 | 1.7% | 700 |
| Other | 3 | 0.7% | 40 |
| Rig Supply | 3 | 0.7% | 430 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 102 | 25 | 58 |
| 2010s | 212 | 25 | 64 |
| 2020s | 102 | 30 | 75 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 387458 | 2014 | 3,210 | 135 | 1,350 | Fracking Supply |
| 371871 | 2014 | 2,494 | 150 | 60 | Rig Supply |
| 261776 | 2011 | 2,333 | 80 | 500 | Industrial |
| 474235 | 2018 | 1,960 | 124 | 1,200 | Public Supply |
| 667717 | 2024 | 1,950 | 91 | — | Irrigation |
| 110620 | 2007 | 1,825 | — | — | Irrigation |
| 578166 | 2021 | 1,512 | 123 | 500 | Public Supply |
| 515398 | 2019 | 1,354 | 60 | — | Domestic |
| 401125 | 2015 | 1,260 | 150 | — | Domestic |
| 577195 | 2021 | 1,200 | 108 | 70 | Domestic |
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 78-05?
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 Atascosa County.