Texas well grid 58-27

A 7.5-minute quadrangle of the Texas state well grid, mostly in Williamson County and Polk County. 355 reports, median depth 30 ft.

355Reports

30 ftMedian depth

100 ftWater at

50 gpmMedian yield

What you will drill through in grid 58-27

Logged in state well grid 58-27, by depth. The figure is how many wells hit it.
Depth, ft	What was logged there
0–25 ft	Topsoil 23, Concrete 21, Asphalt 18, Overburden 16, Gray Limestone 15, Top Soil 15
25–50 ft	Black Shale 9, Gray Limestone 9, Blue Shale 7, Gray Shale 6, Gray Clay 3, Grey Limestone 3
50–100 ft	Blue Clay 10, Gray Limestone 7, Black Shale 7, Blue Shale 7, White Limestone 6, Brown Limestone 6
100–200 ft	Gray Limestone 22, Brown Limestone 13, Gray Lime 9, Blue Shale 8, Blue Clay 5, Grey Limestone 5
200–300 ft	Gray Limestone 12, Brown Limestone 9, Tan & Brown Lime 5, Gray Lime 4, Tan Limestone 3, Grey Limestone 3
300–500 ft	Gray Limestone 10, Brown Limestone 8, White Limestone 3, Gray Tan Limestone 2, Tan Limestone 3, Tan & Brown Lime 3
500–1000 ft	Gray Limestone 6, Tan White Limestone 4, Brown Limestone 4, Gray Sandstone 3, Brown & White Limestone 4, Blue Limestone & Shale 2

Who drills here

Licensed firms in state well grid 58-27, busiest first.
Firm of record	Wells	Median depth, ft	Median yield, gpm	Years
Vortex Drilling, Inc.	92	7	—	2006–2025
Envirotech Drilling Services LLC	38	12	—	2012–2026
TOM ARNOLD DRILLING	33	245	50	2004–2025
Vortex Drilling Partners, LP	18	20	—	2019–2022
Bee Cave Drilling, Inc.	18	350	40	2002–2019
Austin Geo-Logic	16	35	—	2017–2023
Associated Drilling Inc	13	410	42	2009–2023
Tom Lovelace Water Well Service	13	375	45	2004–2018
MagnaCore Drilling & Environmental Services	10	8	—	2006–2008
Roddy Qualls Environmental Drilling	9	17	—	2021–2022
Alpine water well service	8	200	200	2014–2022
BEST DRILLING SERVICES, INC.	8	40	—	2018
Cutting Edge Core Drilling, Inc.	8	20	—	2003–2004
Total Support Services	5	10	—	2009–2015
Sarris drilling	4	340	—	2014–2019
Strata Core Services, LLC	4	71	—	2011–2015
Alpine Water Well	4	340	25	2006–2012
Tom Lovelace Water Well Serv.	4	345	60	2003–2011
Strata Core Drilling Co.	4	—	—	2009–2011
Universal Drilling Services of Texas, LLC	3	—	—	2007
Western Water Wells	2	890	—	2004–2022
Geothermal Drilling inc	2	300	—	2011–2018
Centex Pump & Supply, Inc.	2	430	—	2015–2017
J&S WATER WELLS	2	270	100	2014–2015
Roddy Qualls Drilling	2	—	—	2013

What the wells are for

Purpose, and how deep each went.
Purpose	Wells	Share	Median depth, ft
Environmental Soil Boring	139	39.2%	8
Monitor	77	21.7%	25
Domestic	59	16.6%	345
Irrigation	35	9.9%	373
Test Well	16	4.5%	40
Closed-Loop Geothermal	8	2.3%	300
Stock	7	2.0%	345
Other	5	1.4%	20

By decade drilled.
Decade	Reports	Median depth, ft	Water at, ft
2000s	96	200	108
2010s	171	40	100
2020s	88	24	86

The deepest reports on file

Deepest reports in state well grid 58-27. Column one is the tracking number.
Report	Year	Depth, ft	Water at, ft	Yield, gpm	Purpose
317751	2013	920	161	—	Irrigation
547300	2020	915	440	40	Irrigation
535061	2019	910	468	—	Domestic
441449	2016	910	427	40	Irrigation
373385	2014	910	381	30	Irrigation
194168	2007	905	180	25	Irrigation
335119	2012	900	500	50	Domestic
656880	2023	890	495	15	Domestic
614437	2022	890	469	—	Domestic
408221	2015	890	454	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 58-27?

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 Williamson County, Polk County.