Texas well grid 87-30
A 7.5-minute quadrangle of the Texas state well grid, mostly in Hidalgo County and Starr County. 103 reports, median depth 45 ft.
103Reports
45 ftMedian depth
90 ftWater at
50 gpmMedian yield
What you will drill through in grid 87-30
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Caliche 20, Silty Sand,Fine Loose,Dry/Moist,Reddish Brw. 11, Sand 8, Sandy Clay 8, Sandstone 8, Silt, Some Fine Sand 7 |
| 25–50 ft | Moderately Weathered, Medium Brown To Medium Greenish Gray, 4, Moderately Weathered, Medium Brown, Clay Size Grain, Homogen 5, Limestone, Highly Weathered 7, Moderately Weathered, Medium Brown, Clay Size Grains, Homoge 2, Clay 3, Moderately Weathered, Me4Diium Brown, Clay Size Grain, Homog 2 |
| 50–100 ft | Moderately Weathered, Medium Brown, Clay Size Grain, Homogen 3, Sand & Caliche Mix 2, Shale 2, Light Brown Clay 1, Clay With Strikes Of Sand 1, Sand 1 |
| 100–200 ft | Red Clay 4, Sand 2, Clay 1, Sandy Clay Yellow 2, Brown Clay 2, Tan Clay 1 |
| 200–300 ft | Sand 4, Clay 2, Shale 2, Sand Brown 2, Brown Clay 2, Medium Brown Sand 2 |
| 300–500 ft | Sand 6, Shale 4, Clay 4, Clay Yellow 2, Sandy Brown 2, Sand & Shell 2 |
| 500–1000 ft | Sand 5, Clay 2, Brown Clay 2, Sand & Caliche 1, Red Clay 1, Caliche 1 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| Vortex Drilling, Inc. | 55 | 16 | — | 2007–2014 |
| Killinger's Water Well Drilling | 9 | 500 | 40 | 2006–2026 |
| ECI | 8 | 45 | — | 2006 |
| Geoprojects International, Inc. | 8 | 29 | — | 2005 |
| Cinco E Inc. | 5 | 600 | 50 | 2002–2013 |
| Roddy Qualls Environmental Drilling | 4 | 25 | — | 2020 |
| Jones Environmental Drilling, Inc. | 4 | — | — | 2004 |
| Pursley Drilling Ltd. | 3 | 640 | 60 | 2004–2008 |
| PAGE WATER WELL | 2 | 700 | 100 | 2011–2015 |
| BELL WATERWELL SERVICE | 2 | 1,025 | — | 2011 |
| South Texas Water Well Service LLC | 1 | 610 | 40 | 2025 |
| Mike-N-Sons All-Terrain Well & Pump Service | 1 | 740 | 35 | 2024 |
| PAGE WATERWELL | 1 | — | 50 | 2007 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Monitor | 42 | 40.8% | 45 |
| Environmental Soil Boring | 33 | 32.0% | 10 |
| Stock | 11 | 10.7% | 520 |
| Domestic | 8 | 7.8% | 600 |
| Test Well | 4 | 3.9% | 25 |
| Irrigation | 3 | 2.9% | 594 |
| Rig Supply | 2 | 1.9% | 700 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 37 | 45 | 84 |
| 2010s | 57 | 17 | 118 |
| 2020s | 9 | 160 | 158 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 262016 | 2011 | 1,025 | 50 | — | Irrigation |
| 345393 | 2013 | 785 | 118 | 50 | Domestic |
| 11000 | 2002 | 760 | 104 | 100 | Domestic |
| 666763 | 2024 | 740 | 180 | 35 | Stock |
| 246915 | 2011 | 700 | 57 | 100 | Rig Supply |
| 69776 | 2004 | 640 | 86 | — | Domestic |
| 697872 | 2025 | 610 | 89 | 40 | Stock |
| 675389 | 2024 | 600 | 196 | — | Stock |
| 23600 | 2003 | 600 | 127 | 40 | Domestic |
| 258771 | 2011 | 594 | — | — | 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 87-30?
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 Hidalgo County, Starr County.