Texas well grid 35-40

A 7.5-minute quadrangle of the Texas state well grid, mostly in Harrison County and Panola County. 237 reports, median depth 150 ft.

237Reports

150 ftMedian depth

36 ftWater at

41 gpmMedian yield

What you will drill through in grid 35-40

Logged in state well grid 35-40, by depth. The figure is how many wells hit it.
Depth, ft	What was logged there
0–25 ft	Clay 46, Shale 32, Red Clay 15, Brown Sandy Clay 13, Light Gray Sandy Clay 7, Gray To Orange Sandy Clay 8
25–50 ft	Shale 14, Sand 6, Gray Shale 5, Shale/Sand 4, Grey Clay 3, Shale, Sand 2
50–100 ft	Sand 37, Shale 23, Rock 10, Clay 8, Sandy Shale 7, Shale/Sand 6
100–200 ft	Shale 34, Sand 26, Clay 9, Sandy Shale 5, Rock 3, Shale/Sand 3
200–300 ft	Shale 8, Rock 1, Mostly Lignite With A Little Shale 1, Shale/Rock 1, Shale/Rock/Shale 1, Shale/Rock/Sand 1

Who drills here

Licensed firms in state well grid 35-40, busiest first.
Firm of record	Wells	Median depth, ft	Median yield, gpm	Years
LTW Services, LP	41	180	75	2004–2025
Precision Probe and Drilling	30	20	—	2003–2014
Scruggs, Inc.	27	280	41	2003–2011
ETTL Engineers & Consultants Inc.	23	20	—	2002–2017
Fuller Water Well Drilling	16	190	30	2002–2020
Fuller Water Well Service	12	152	17	2015–2023
C. Miller Drilling	10	274	30	2005–2013
Pinnergy, LTD	8	180	60	2007–2026
SCI	7	18	—	2008–2009
Hughes Water Well	6	152	15	2024–2026
HYDROLINE DRILLING LLC	5	210	60	2019–2022
Stateline Well Drilling	5	172	50	2004–2006
Sunbelt Industrial Services	5	19	—	2008–2009
KWS	4	115	60	2022
Keithville Well Drilling & Service, Inc.	4	200	60	2005–2012
Jones Environmental, Inc.	3	45	—	2005–2006
WALKER HILL ENVIRONMENTAL INC	3	—	—	2004
Environmental Logistics Company, LLC	2	25	—	2022
Keithville Well Drilling	2	200	60	2014–2015
Continental Drilling & Service	2	—	—	2013
Keithville Water Well Drilling & Serv.	2	160	60	2006–2007
Keithville Well Service	2	200	70	2003–2005
Keithville Well Drilling & Svc., Inc.	2	220	60	2008
Bennett Drilling	2	260	55	2006
Fas-Line Services Inc.	1	150	50	2021

What the wells are for

Purpose, and how deep each went.
Purpose	Wells	Share	Median depth, ft
Rig Supply	60	25.3%	200
Monitor	60	25.3%	20
Domestic	50	21.1%	152
Fracking Supply	26	11.0%	180
Environmental Soil Boring	15	6.3%	15
Test Well	10	4.2%	300
Industrial	5	2.1%	150
Irrigation	5	2.1%	140

By decade drilled.
Decade	Reports	Median depth, ft	Water at, ft
2000s	88	130	35
2010s	91	122	40
2020s	58	160	43

The deepest reports on file

Deepest reports in state well grid 35-40. Column one is the tracking number.
Report	Year	Depth, ft	Water at, ft	Yield, gpm	Purpose
239415	2010	500	—	—	Rig Supply
238939	2010	500	—	—	Rig Supply
227553	2008	360	—	—	Rig Supply
264971	2011	350	—	—	Rig Supply
172669	2005	350	—	—	Rig Supply
269014	2011	322	—	8	Test Well
168261	2008	320	—	—	Rig Supply
307791	2012	302	—	—	Test Well
307784	2012	302	127	21	Test Well
269009	2011	302	—	10	Test Well

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 35-40?

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 Harrison County, Panola County, Bowie County, Cass County, Smith County.