Petrora

OPERATORS · RRC 328780  · P-5 STATUS Y

Great Western Drlg. Co

Midland, TX

Watch this operator

Great Western Drlg. CO has filed no drilling permits in the past 12 months; its most recent permit was issued April 18, 2024.

The RRC wellbore file lists 172 wells under its operatorship.

408 drilling permits have been issued to this operator number since 1977; its P-5 organization report was last filed February 7, 2025.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
0
producing wells, of 172 of record
74
leases it reports
—
horizontal, 12 months

WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 2026

From permit to spud

FROM THE DATES ON ITS W-1 PERMITS · ALL TIME

A permit is a plan, not a well. These figures count only permits old enough to have spudded, six months and more, and read the spud, cancel, and expiry dates the RRC records on each one.

82%
spud rate · 336 of 408 mature permits
23
median days permit to spud · middle half 9–63
0
spuds, last 180 days
0%
cancelled · 1 permits
69
expired undrilled
9
permits a year over 47 active years

Permits issued by month

LAST 5 MONTHS · BY ISSUE DATE

Last 12 months 5

0120232024

Where

Counties by permits in the last 12 months, with all-time permits and current wells of record there.

County12 moAll timeWellsLast
Terry county →—10143Jun 18, 2019
Hockley county →—8430Jun 17, 2019
Borden county →—1510Nov 18, 2022
Reeves county →—151Oct 5, 2012
Dawson county →—1412Oct 25, 2011
Pecos county →—143Jul 17, 2023
Ward county →—140Apr 6, 2004
Winkler county →—144Oct 12, 2017
Sutton county →—134Mar 23, 2005
Ector county →—110Sep 14, 2004
Kimble county →—110Mar 12, 1981
Nueces county →—117Apr 18, 2024
Crockett county →—82Jul 11, 2014
Loving county →—88Feb 23, 2015
Edwards county →—63Apr 7, 2006
Glasscock county →—61Jul 24, 2000
Yoakum county →—511Mar 16, 2010
Martin county →—45Sep 1, 2004
Colorado county →—30Oct 18, 1982
Gaines county →—36Nov 30, 1994
Garza county →—30May 13, 2013
Kent county →—30May 31, 2018
Reagan county →—33Oct 13, 2003
Schleicher county →—30Mar 20, 2008
Uvalde county →—30Sep 26, 1983
Andrews county →—22Dec 4, 2018
Brazoria county →—20Feb 27, 1986
Fayette county →—20Aug 11, 1980
Fisher county →—20Mar 15, 1985
Kinney county →—20Jun 26, 1981
Midland county →—21Feb 8, 1990
Oldham county →—20Jan 12, 1989
Wharton county →—22Jan 9, 2001
Coke county →—10Nov 30, 1990
Comanche county →—12Jun 24, 1982
Concho county →—10Aug 9, 1989
Crane county →—13May 20, 2014
Culberson county →—10Dec 5, 2001
Dickens county →—10Sep 20, 1979
Hardin county →—11Aug 14, 2008
Howard county →—13Feb 3, 1984
Lynn county →—10Feb 8, 2011
Matagorda county →—10Aug 31, 2001
Montgomery county →—10Jul 14, 2000
Orange county →—10Mar 23, 1983
San Jacinto county →—10Aug 11, 1978
Stonewall county →—10Dec 16, 1977
Tom Green county →—10Feb 29, 1988
Upton county →—10Sep 15, 1998
Zapata county →—11Jul 3, 1978

All 408 permits, searchable → · Leases it reports → · On the map →

Formations in its completed wells

Tops reported on completion filings for wells it operates. RRC wellbore file. About tops →

FormationWellsPermitted last 3 yrs
San Andres1196
Yates1107
Clear Fork895
Rustler727
Glorieta533
Seven Rivers523
Tubb313
Queen180
Delaware170
Santa Rosa170
Canyon130
Devonian100
Grayburg90
Wolfcamp90
Cherry Canyon80

Production by month

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Barrels on leases where this operator filed the production report. Lease-level by design; the latest months are revised upward as late reports arrive. How production is reported →

0
bbl oil, last 12 reported months
-100%
vs the 12 months before
0
mcf gas incl. casinghead, last 12
27.9M
bbl oil since reporting began

Oil, barrels

Last 12 months 0 · prior 12 395,916(-100%)

050K100K202420252026

Gas, mcf

Last 12 months 0 · prior 12 92,692(-100%)

010K20K30K202420252026

Beyond the permit record

RRC wellbore file

Wells of record

172
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
96
plugged

How it got them

99
permitted itself
25
acquired from others
172
permitted, now run by others

Acquired means the well's permit names a different operator than the schedule does today. Transfers and operator numbers →

RRC UIC permits · H-10 reported volumes

Disposal and injection

0
active UIC permits of 62
0
permitted bbl/day, active
0
bbl injected, last 12 reported months
Jun 2025
reported through

By county

Loving0 active0 bbl/d
Terry0 active0 bbl/d
Cochran0 active0 bbl/d
Ward0 active0 bbl/d
Dawson0 active0 bbl/d
Borden0 active0 bbl/d
Hockley0 active0 bbl/d
Ector0 active0 bbl/d

Permitted volume is a ceiling, not throughput. How to read it →

Permit types

Last 12 months against the prior 12, and all time. A type opens the permit history filtered to it. What the types mean →

Type12 moPrior 12All time
Drill00362
Recompletion0026
Reenter0018
Field transfer002

Fields

RRC regulatory fields with the most wells of record under this operator. The field opens its page; the count opens this operator's wells in it.

FieldWellsProducing
Linker (Clear Fork)53759333270
Suntura (Lower Clear Fork)87254240200
Slaughter83991001180
Key (Spraberry Upper)4911375090
Reo (JO Mill Lower)7604350080
Ownby6789900170
Levelland5341100150
Saxet8128300140
Sawyer (Canyon)8126733340
Twofreds (Delaware Lower)9214166640
Carter-New Mexico (San Andres)1601850030
Frances Hill (Penn Lower)3251951030

P-5 organization report

As registered with the RRC. About the P-5 →

Registration
Status code Y
Last filed Feb 7, 2025
Address
700 W Louisiana
Midland, TX 79701
(432) 664-6944
Officers and agents
Triciakae LLC · General Partner
Marsh, Alana · Owner
Brady, Bruce M. · President
Kaufmann, Elizabeth K. · Treasurer,(gwd Ltd &amp
Triciak
Muire, Forest Carter · Secretary
Singer, Donna Marie · Secretary,officer/(gwd Ltd &amp
Hendrix, Dennis L. · Vice President,gen Manager (GWD)
All 9 on the P-5 →

Latest permits

NEWEST FIRST BY ISSUE DATE · FILED OR ON WELLS IT NOW OPERATES

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
898807Apr 18, 2024Apr 18, 2024Great Western Drilling CompanyNuecesPerkins-Lagasse #27,50035533947
891952Jul 17, 2023Jul 17, 2023Great Western Drilling CompanyPecosTunis Creek Univ. Lands Unit #1097,50037140455
891522Jun 28, 2023Jun 28, 2023Great Western Drilling CompanyPecosTunis Creek N Univ 20 5 #17,70037140450
887915May 1, 2023May 1, 2023Great Western Drilling CompanyNuecesIsensee #48,00035534213
885734Nov 18, 2022Nov 18, 2022Great Western Drilling CompanyBordenLott #19,00003332609
865139Oct 8, 2020Oct 8, 2020Great Western Drilling CompanyNuecesIsensee #35,80035533965
865133Oct 8, 2020Oct 8, 2020Great Western Drilling CompanyNuecesDouglas #16,00035534034
854280Jun 18, 2019Jun 18, 2019Great Western Drilling CompanyTerrySuntura (Lower Clear Fork) Unit #5128,50044532265
854058Jun 17, 2019Jun 17, 2019Great Western Drilling CompanyHockleyLinker (Lower Clearfork) Unit #7048,00021937483
854059Jun 13, 2019Jun 13, 2019Great Western Drilling CompanyHockleyLinker (Lower Clearfork) Unit #605W8,00021937482
854057Jun 13, 2019Jun 13, 2019Great Western Drilling CompanyHockleyLinker (Lower Clearfork) Unit #4104W8,00021937481
854056Jun 13, 2019Jun 13, 2019Great Western Drilling CompanyHockleyLinker (Lower Clearfork) Unit #508W8,00021937480
847989Dec 19, 2018Dec 19, 2018Great Western Drilling CompanyNuecesGandy Trust #16,10035534175
847066Dec 4, 2018Dec 4, 2018Great Western Drilling CompanyAndrewsUniversity 42 #24,50000344537
842707Sep 30, 2018Sep 30, 2018Great Western Drilling CompanyAndrewsUniversity 42 #1HH5,00000347863

Full permit history →

About this data

Registration from the RRC P-5 organization report, refreshed weekly. Permits from the OGA049M master and daily daf420 files; wells of record from the EWA wellbore schedule; production from PDQ lease reports at the last vintage; disposal from UIC permits and H-10 reports. Summary figures are rebuilt nightly.

Developers: this page as JSON is GET /v1/data/operators/tx/328780, documented in the API reference.