Petrora

OPERATORS · RRC 521980  · P-5 STATUS Y

Maguire Oil Co

Dallas, TX

Watch this operator

Maguire Oil CO has filed no drilling permits in the past 12 months; its most recent permit was issued June 12, 2003.

The RRC wellbore file lists 65 wells under its operatorship.

274 drilling permits have been issued to this operator number since 1977; its P-5 organization report was last filed April 3, 2009.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
0
producing wells, of 65 of record
90
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.

46%
spud rate · 127 of 274 mature permits
11
median days permit to spud · middle half 6–24
0
spuds, last 180 days
0%
cancelled · 0 permits
146
expired undrilled
11
permits a year over 26 active years

Where

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

County12 moAll timeWellsLast
Brooks county →—13026Jun 12, 2003
Jack county →—4113Feb 5, 1996
Martin county →—260Jun 14, 1994
Harris county →—175Mar 17, 1994
Dawson county →—110Sep 22, 1989
Garza county →—101Aug 29, 1986
Kleberg county →—103Jan 16, 2001
Fisher county →—60Jan 22, 1982
Howard county →—53Dec 14, 1994
Fort Bend county →—30Dec 23, 1985
Kenedy county →—30Aug 3, 2000
Matagorda county →—35Oct 29, 1987
Grayson county →—22Dec 20, 1984
Nueces county →—21Apr 11, 2002
Jim Hogg county →—10Dec 28, 1979
Kent county →—10Dec 16, 1980
Lynn county →—10Nov 2, 1977
Nolan county →—10Nov 27, 1985
Stonewall county →—10Dec 31, 1980

All 274 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
Vicksburg160
Dean150
Caddo130
Spraberry100
Jo Mill70
Frio70
Canyon40
Clear Fork30
Jackson20
Strawn20
Wolfcamp20
San Andres20
Yegua20
Yates10
Silurian (undifferentiated)10

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
—
vs the 12 months before
0
mcf gas incl. casinghead, last 12
1.26M
bbl oil since reporting began

No lease production reported under this operator number in the last three years.

Beyond the permit record

RRC wellbore file

Wells of record

65
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
50
plugged

How it got them

34
permitted itself
5
acquired from others
79
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 91
0
permitted bbl/day, active
0
bbl injected, last 12 reported months
Jun 2025
reported through

By county

Jack0 active0 bbl/d
Harris0 active0 bbl/d
Brooks0 active0 bbl/d
Fort Bend0 active0 bbl/d
Matagorda0 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
Drill00166
Recompletion00103
Other002
Reenter002
Field transfer001

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
Faith-Mag (Frio 9500)3005633350
Marina-Mag (Conglomerate)5747833330
Zaza (Conglomerate)9972350020
Alco-Mag (Seg. a Cook MT.1 8700)127916620
Alianna Mag (8180 Frio)151275020
Varel (San Andres)9323333320
Ann Mag S. (Vicksburg 9700)297572520
Ann Mag (7800)297163820
Rusmag (Janey Sand)7897261020
Ann Mag (7000 Frio)297117410
Ann Mag (8300 Frio)297175410
Ann Mag (12000 Vicksburg)297193410

P-5 organization report

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

Registration
Status code Y
Last filed Apr 3, 2009
Address
1201 Elm Street Suite 4000
Dallas, TX 75270
Officers and agents
Maguire, Cary M. · Chairman/President
Hess, Blainey Maguire · Vice President
Mounts, Pam · Secretary

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
825331Apr 21, 2017Apr 21, 2017Bluefin Resources LLCBrooksSullivan, D.J. #H 19,50004731509
533040Jun 12, 2003Jun 12, 2003Maguire Oil CompanyBrooksRupp Deep 'D' #112,00004732080
533040Jun 12, 2003Jun 12, 2003Maguire Oil CompanyBrooksRupp Deep 'D' #111,90004732080
530431Apr 10, 2003Apr 10, 2003Maguire Oil CompanyBrooksRupp #78,50004731717
523225Aug 29, 2002Aug 29, 2002Maguire Oil CompanyBrooksSullivan Deep "E" #215,00004732018
519031Apr 11, 2002Apr 11, 2002Maguire Oil CompanyNuecesR. B. Farenthold Unit #19,10935533230
519031Apr 11, 2002Apr 11, 2002Maguire Oil CompanyNuecesR. B. Farenthold Unit #113,46535533230
517807Feb 22, 2002Feb 22, 2002Maguire Oil CompanyBrooksSullivan Deep "E" #115,00004731983
516529Jan 4, 2002Jan 4, 2002Maguire Oil CompanyBrooksSullivan, D. J. #1113,72304730770
515835Dec 5, 2001Dec 5, 2001Maguire Oil CompanyBrooksRupp #78,50004731717
512868Aug 23, 2001Aug 23, 2001Maguire Oil CompanyBrooksSullivan Deep "D" #114,20004731950
512868Aug 23, 2001Aug 23, 2001Maguire Oil CompanyBrooksSullivan Deep "D" #114,25004731950
510375Jun 18, 2001Jun 18, 2001Maguire Oil CompanyBrooksChamberlain Deep 'A' #113,00004731936
510375Jun 18, 2001Jun 18, 2001Maguire Oil CompanyBrooksChamberlain Deep 'A' #113,50004731936
510375Jun 18, 2001Jun 18, 2001Maguire Oil CompanyBrooksChamberlain Deep 'A' #113,19004731936

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/521980, documented in the API reference.