Texas well grid 33-03

A 7.5-minute quadrangle of the Texas state well grid, mostly in Dallas County and Collin County. 1,787 reports, median depth 15 ft.

1,787Reports

15 ftMedian depth

12 ftWater at

18 gpmMedian yield

What you will drill through in grid 33-03

Logged in state well grid 33-03, by depth. The figure is how many wells hit it.
Depth, ft	What was logged there
0–25 ft	Concrete 248, Gray Limestone 156, Tan Limestone 139, Brown Clay 128, Limestone 91, Tan Weathered Limestone 84
25–50 ft	Gray Limestone 15, Tan Clay 11, Gray Shale 6, Gr Ls 6, Gray, Unweathered Limestone 5, Limestone 5
100–200 ft	Gray Shale 1, Black Shale 1
200–300 ft	Black Shale/Lime 1, White And Gray Shale 1
300–500 ft	Black Shale 1, Hard Black Sand, Limestone 1, Dark Gray And Black Shale 1, Black Gray Shale 1
500–1000 ft	Sand/Shale 1, Sand/Sand Stone 1, Sand 1, Gray White Shale, Sandy Shale 1, Blue White Gray Sandy Clay, Sandstone, Sand 1, Blue White Sandy Clay 1
1000–5000 ft	Sand/Blue Shale/ Black Shale 1, Purple Shale/Black Shale 1, Withe Powder Sand, Sandy Clay, Streaks Of Sandstone 1, Red Gray Clay 1, Sandstone, White Sandy Clay 1, Gray Blue White Sandy Clay, Clay 1

Who drills here

Licensed firms in state well grid 33-03, busiest first.
Firm of record	Wells	Median depth, ft	Median yield, gpm	Years
WEST Drilling	214	15	—	2014–2024
MagnaCore Drilling & Environmental Services	194	8	—	2002–2016
Environmental Logistics Company, LLC	155	10	—	2017–2026
W.E.S.T. Drilling	147	18	—	2001–2015
Sunbelt Industrial Services	107	20	—	2006–2026
Roddy Qualls Environmental Drilling	99	19	—	2013–2023
Strata Core Drilling Co.	94	22	—	2008–2011
Strata Core Services, LLC	85	20	—	2011–2018
Groundwater Monitoring Inc.	83	20	—	2004–2008
SCI	74	18	—	2004–2013
DIXIE DRILLING	57	17	—	2002–2005
Total Support Services	51	15	—	2001–2018
GM Enterprises	35	—	—	2002–2003
Envirotech Drilling Services LLC	33	20	—	2023–2026
RIOMAR DRILLING INC	29	16	—	2012–2017
BETTS ENVIRONMENTAL RECOVERY, INC.	20	20	—	2024–2025
Eagle Remediation	20	10	—	2020–2023
Savage Excavation	18	18	—	2025–2026
gedco drilling	15	15	—	2010–2011
CM2, Inc.	15	11	—	2001–2004
Precision Probe and Drilling	14	25	—	2004
Associated Environmental Industries, Corp.	13	30	—	2016
Subterra Environmental Services, LLC.	12	15	—	2017–2019
Texplor of Dallas, Inc.	12	15	—	2006–2015
Wel-Mat Drilling LLP	11	—	—	2004–2006

What the wells are for

Purpose, and how deep each went.
Purpose	Wells	Share	Median depth, ft
Monitor	1,007	56.4%	20
Environmental Soil Boring	698	39.1%	10
Injection	33	1.8%	31
Test Well	31	1.7%	20
Other	8	0.4%	35
Closed-Loop Geothermal	5	0.3%	300
Extraction	2	0.1%	7
Domestic	2	0.1%	1,190

By decade drilled.
Decade	Reports	Median depth, ft	Water at, ft
2000s	725	15	12
2010s	670	15	11
2020s	392	15	14

The deepest reports on file

Deepest reports in state well grid 33-03. Column one is the tracking number.
Report	Year	Depth, ft	Water at, ft	Yield, gpm	Purpose
167627	2007	1,190	290	18	Domestic
550498	2020	1,040	737	38	Irrigation
318874	2012	300	—	—	Closed-Loop Geothermal
445851	2017	60	—	—	Monitor
126097	2007	55	—	—	Environmental Soil Boring
575877	2021	50	—	—	Monitor
314436	2013	50	—	—	Environmental Soil Boring
126098	2007	50	—	—	Environmental Soil Boring
126086	2007	50	—	—	Environmental Soil Boring
34214	2004	50	—	—	Monitor

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 33-03?

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 Dallas County, Collin County.