Texas well grid 87-37
A 7.5-minute quadrangle of the Texas state well grid, mostly in Hidalgo County and Starr County. 185 reports, median depth 62 ft.
185Reports
62 ftMedian depth
102 ftWater at
40 gpmMedian yield
What you will drill through in grid 87-37
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Caliche 65, Gray Clay 31, Soil 22, Clay 15, Brown Clay 14, Top Soil 12 |
| 25–50 ft | Clay 24, Sandy Clay (Cl), Dry, Brown (10 Yr 5/3), Slightly Plastic, H 3, Sand Brown 5, Sand 4, Brown Clay, Trace Sand, Trace Fine Gravel, Calcium Deposits 1, No Recovery No Recovery Brown Clay, Trace Sand, Trace Fine G 1 |
| 50–100 ft | Clay 10, Sand 7, Clay Yellow 3, Sandy Clay (Cl), Moist To Wet, Brown (7.5 Yr 5/3), Moderatel 2, Cemented Sandy Clay (Cl), Dry, Brown (7.5 Yr 5/4), No Plasti 2, Clay (Cl), Dry To Moist, Brown (7.5 Yr 5/4), No Plasticity, 1 |
| 100–200 ft | Clay 13, Sand 6, Clay Yellow 3, Sand Brown 3, Gravel 2, Shale 2 |
| 200–300 ft | Clay 18, Sand 14, Sand/Shale 11, Sand Brown 4, Shale 5, Sandy/Shale 4 |
| 300–500 ft | Sand 33, Shale 17, Sand/Shale 9, Clay 5, Sand Brown 4, Sandy/Shale 4 |
| 500–1000 ft | Sand 7, Sand Brown 1, Shale Red &Grey 1, Shale Layers Sand Green 1, M/C Black&Gold Sand 1, Hard Sand 1 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| Vortex Drilling, Inc. | 96 | 20 | — | 2010–2017 |
| Killinger's Water Well Drilling | 37 | 500 | 40 | 2004–2023 |
| MARAL DRILLING | 10 | 340 | 30 | 2004–2025 |
| Alamo1 Drilling | 9 | 23 | — | 2025 |
| Alamo Environmental dba Vortex Drilling | 6 | 20 | — | 2024 |
| Vortex Drilling Partners, LP | 5 | 55 | — | 2019–2021 |
| PAGE WATERWELL | 5 | 440 | 75 | 2007–2009 |
| R. MOLINA WATER WELL SERVICE, INC. | 3 | 500 | 45 | 2004–2017 |
| PAGE WATER WELL | 3 | 570 | 75 | 2006 |
| PAGE WATERWELL DRILLING | 3 | 440 | 75 | 2005–2006 |
| Mike-N-Sons All-Terrain Well & Pump Service | 2 | 520 | 30 | 2022–2023 |
| Pursley Drilling Ltd. | 2 | 518 | 80 | 2004–2009 |
| Cinco E Inc. | 1 | 460 | 15 | 2018 |
| Killinger's Water We3ll Drilling | 1 | 145 | 10 | 2012 |
| Harold Pursley Jr | 1 | — | 35 | 2003 |
| EnviroCore, Inc. | 1 | 100 | — | 2004 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Environmental Soil Boring | 78 | 42.2% | 20 |
| Monitor | 39 | 21.1% | 20 |
| Domestic | 26 | 14.1% | 500 |
| Stock | 21 | 11.4% | 480 |
| Rig Supply | 10 | 5.4% | 440 |
| Irrigation | 8 | 4.3% | 350 |
| Industrial | 2 | 1.1% | 500 |
| Injection | 1 | 0.5% | 100 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 28 | 405 | 85 |
| 2010s | 119 | 23 | 100 |
| 2020s | 38 | 380 | 150 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 204245 | 2009 | 720 | 202 | 65 | Rig Supply |
| 388470 | 2015 | 630 | 100 | 50 | Irrigation |
| 254871 | 2011 | 593 | 120 | 60 | Irrigation |
| 78532 | 2004 | 580 | 60 | — | Domestic |
| 101744 | 2006 | 570 | 171 | 60 | Domestic |
| 571999 | 2021 | 540 | — | 50 | Domestic |
| 571543 | 2021 | 540 | — | 50 | Domestic |
| 571309 | 2021 | 540 | — | 50 | Domestic |
| 567331 | 2021 | 540 | 155 | 50 | Domestic |
| 566389 | 2021 | 540 | 152 | 50 | 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 87-37?
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, Webb County, Duval County.