Petrora

OPERATORS · RRC 877099  · P-5 STATUS Y

Unit Petro Co

Tulsa, OK

Watch this operator

Unit Petro CO has filed no drilling permits in the past 12 months; its most recent permit was issued December 2, 2024.

The RRC wellbore file lists 591 wells under its operatorship (101 producing, 10 shut in).

Lease reports credit it with 24K barrels of oil and 4M mcf of gas in the 12 months reported through April 2026, level with the year before.

It holds 1 active disposal or injection permit, injecting 20.6K barrels in the 12 months reported through June 2025.

1,100 drilling permits have been issued to this operator number since 1988; its P-5 organization report was last filed December 4, 2025.

0
permits, last 12 months
-100%
vs prior 12 months (2)
0
counties, 12 months
101
producing wells, of 591 of record
662
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 · 899 of 1,100 mature permits
35
median days permit to spud · middle half 16–62
0
spuds, last 180 days
0%
cancelled · 2 permits
200
expired undrilled
30
permits a year over 37 active years

Permits issued by month

LAST 6 MONTHS · BY ISSUE DATE

Last 12 months 8

0122024

Where

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

County12 moAll timeWellsLast
Hemphill county →—276194Dec 2, 2024
Roberts county →—195142Sep 13, 2021
Polk county →—14311Jun 28, 2019
Lipscomb county →—11274Apr 10, 2015
Tyler county →—683Jun 20, 2019
Ochiltree county →—5127Jan 21, 2015
Hardin county →—381Jan 30, 2018
Matagorda county →—3017Aug 28, 2006
Schleicher county →—276Apr 6, 2009
Shelby county →—214Jun 12, 2013
Calhoun county →—204Mar 30, 1999
Victoria county →—165Apr 7, 2004
Brazos county →—131Feb 23, 2010
Goliad county →—130Jun 11, 2018
Howard county →—84Apr 16, 2008
Lavaca county →—80Nov 9, 2018
Newton county →—81Sep 17, 2014
Crockett county →—710Oct 6, 2006
Irion county →—77Aug 22, 2008
Wheeler county →—65Aug 30, 2014
Harrison county →—50Mar 22, 2011
Lynn county →—51Oct 19, 2007
Crane county →—40Aug 2, 2016
Freestone county →—40Mar 5, 2008
Cherokee county →—20Dec 11, 2006
Gregg county →—21Jul 28, 2010
Leon county →—20Mar 19, 2004
San Jacinto county →—20Oct 18, 2018
Coke county →—10Apr 28, 2008
Duval county →—11Feb 23, 1998
Gaines county →—10May 7, 2007
San Patricio county →—10Sep 29, 1995
Upton county →—10Sep 29, 2006
Val Verde county →—10Feb 9, 2006
Wilbarger county →—11Sep 23, 2010

All 1,100 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
Douglas3134
Brown Dolomite2483
Granite Wash2044
Tonkawa1581
Kansas City1573
Marmaton1413
Yegua1372
Morrow1183
Wilcox1160
Cleveland850
Wolfcamp780
Frio502
Vicksburg491
Pennsylvanian400
Queen City351

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 →

24K
bbl oil, last 12 reported months
+0%
vs the 12 months before
4M
mcf gas incl. casinghead, last 12
8.61M
bbl oil since reporting began

Gas, mcf

Last 12 months 4,002,784 · prior 12 4,236,306(-6%)

0500K1M1.5M202420252026

Oil, barrels

Last 12 months 23,993 · prior 12 24,102(0%)

02K4K6K202420252026

Beyond the permit record

RRC wellbore file

Wells of record

591
on the schedule
101
producing
10
shut in
1
injection
17
temp. abandoned
368
plugged

How it got them

264
permitted itself
271
acquired from others
435
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

1
active UIC permits of 21
2K
permitted bbl/day, active
20.6K
bbl injected, last 12 reported months
Jun 2025
reported through

By county

Hemphill1 active2K bbl/d
Lipscomb0 active0 bbl/d
Loving0 active0 bbl/d
Matagorda0 active0 bbl/d
Nolan0 active0 bbl/d
Pecos0 active0 bbl/d
San Patricio0 active0 bbl/d
Tom Green0 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
Drill00965
Recompletion02117
Field transfer006
Reenter006
Other006

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
Buffalo Wallow (Granite Wash)131472851020
Mendota NW. (Granite Wash)6046250010276
Bradford (Tonkawa)11226800410
Hemphill (Granite Wash.)40311200359
Mendota NW. (Granite Wash SW.)60462550280
St. Clair (Granite Wash)79636500154
Wildcat24001130
Pan Petro (Cleveland)6873512090
Farnsworth-Conner (Des Moines)3029333380
Blackwell North (Ellenburger)862950070
Canadian SE (Douglas)1521725062
Mendota NW. (Morrow Upper)6046287560

P-5 organization report

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

Registration
Status code Y
Last filed Dec 4, 2025
CSGD/PG/PURGas gatheringGas operatorOil operator
Address
P O Box 702500
Tulsa, OK 74170
(918) 493-7700
Officers and agents
Corporation Service Company · Texas Resident Agent
Frolich, Phil · President
Harding, Andrew · Secretary,vice President,gen Cou
Sell, Thomas · Cfo
Bode, Karl H · Vice President,sr

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
904298Dec 2, 2024Dec 2, 2024Unit Petroleum CompanyHemphillIsaacs #78,00021134298
904298Dec 2, 2024Dec 2, 2024Unit Petroleum CompanyHemphillIsaacs #710,25521134298
902220Aug 23, 2024Aug 23, 2024Unit Petroleum CompanyHemphillIsaacs 'E' #18,00021134295
902220Aug 23, 2024Aug 23, 2024Unit Petroleum CompanyHemphillIsaacs E #111,30321134295
901552Jul 26, 2024Jul 26, 2024Unit Petroleum CompanyHemphillVollmert 'C' #88,00021134301
883537Sep 6, 2022Sep 6, 2022Unit Petroleum CompanyHemphillMeek #17,00021135665
882781Aug 10, 2022Aug 10, 2022Unit Petroleum CompanyHemphillCarr 13 #310,00021135664
882223Jul 21, 2022Jul 21, 2022Unit Petroleum CompanyHemphillKeeton #563611,50021135663
874122Nov 10, 2021Nov 10, 2021Unit Petroleum CompanyHemphillKeeton #5633HH12,01521135400
872684Sep 13, 2021Sep 13, 2021Unit Petroleum CompanyRobertsVollmert, J. C. #107,30039331941
871749Aug 11, 2021Aug 11, 2021Unit Petroleum CompanyHemphillCarr 14 SL #1437HH13,25021135635
871750Aug 10, 2021Aug 10, 2021Unit Petroleum CompanyHemphillMeek 6814 XL #4HH13,50021135645
869856May 17, 2021May 17, 2021Unit Petroleum CompanyHemphillDixon 5554 XL #7HH12,50021135654
867586Feb 17, 2021Feb 17, 2021Unit Petroleum CompanyHemphillIsaacs C #28,50021133714
867617Feb 10, 2021Feb 10, 2021Unit Petroleum CompanyRobertsFlowers 'A' #18,50039332029

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/877099, documented in the API reference.