Petrora

OPERATORS · RRC 950863  · P-5 STATUS Y

Zinke & Trumbo, Inc

Tulsa, OK

Watch this operator

Zinke & Trumbo, Inc has filed no drilling permits in the past 12 months; its most recent permit was issued June 14, 2006.

The RRC wellbore file lists 5 wells under its operatorship.

62 drilling permits have been issued to this operator number since 1989; its P-5 organization report was last filed July 6, 2007.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
0
producing wells, of 5 of record
4
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.

60%
spud rate · 37 of 62 mature permits
14
median days permit to spud · middle half 7–38
0
spuds, last 180 days
0%
cancelled · 0 permits
25
expired undrilled
3
permits a year over 18 active years

Where

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

County12 moAll timeWellsLast
Hansford county →—311Apr 27, 2006
Andrews county →—50Nov 5, 2004
Lipscomb county →—53May 31, 1994
Duval county →—30Oct 5, 2004
Jefferson county →—30Mar 10, 2004
Willacy county →—30Feb 5, 2004
Brazoria county →—20Jun 14, 2006
Fort Bend county →—21Sep 14, 2001
Goliad county →—20May 8, 2003
Stephens county →—20Jan 31, 2002
Angelina county →—10Mar 10, 2004
Jackson county →—10Feb 25, 2005
Live Oak county →—10Nov 7, 2005
Matagorda county →—10Dec 20, 2002

All 62 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
Morrow120
Atoka50
Frio40
Douglas40
Tonkawa30
Caddo20
Marmaton20
Devonian20
Miocene (undifferentiated)20
Duffer20
Anahuac10
Wolfcamp10
Kansas City10
Simpson10
Ellenburger10

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
13.7K
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

5
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
5
plugged

How it got them

4
permitted itself
1
acquired from others
29
permitted, now run by others

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

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
Drill0055
Reenter004
Recompletion002
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
Follett N. Basal Sd.)3183130010
Hansford (Morrow Upper)3879768210
Kendleton (Frio 5138)4882450010
Sperry (Morrow)8511540010
Wildcat2400110

P-5 organization report

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

Registration
Status code Y
Last filed Jul 6, 2007
Address
6100 S Yale Ave Ste 1700
Tulsa, OK 74136
Officers and agents
Swayze, Steve-Kilgore & Kilgore · Texas Resident Agent
Zinke, Robert M. · President
Hartman, Andrew S. · Secretary
Farley Rebecca Ann · Secretary/Treasurer

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
621016Jun 14, 2006Jun 14, 2006Zinke & Trumbo, Inc.BrazoriaRoca-Negra #112,50003932942
618278Apr 27, 2006Apr 27, 2006Zinke & Trumbo, Inc.HansfordFlowers #10376,70019531650
609103Nov 7, 2005Nov 7, 2005Zinke & Trumbo, Inc.Live OakVaughn, G. #214,10029734654
558237Feb 25, 2005Feb 25, 2005Zinke & Trumbo, Inc.JacksonWearden #113,50023933294
553282Nov 5, 2004Nov 5, 2004Zinke & Trumbo, Inc.AndrewsState of Texas "BV" #17,02000307100
551876Oct 5, 2004Oct 5, 2004Zinke & Trumbo, Inc.DuvalKillam #112,00013138745
551876Oct 5, 2004Oct 5, 2004Zinke & Trumbo, Inc.DuvalKillam #112,00013138745
549669Aug 20, 2004Aug 20, 2004Zinke & Trumbo, Inc.BrazoriaBlack Stone Ivory #115,00003932856
543059Mar 10, 2004Mar 10, 2004Zinke & Trumbo, Inc.AngelinaMorrell, Sue #118,00000530258
543058Mar 10, 2004Mar 10, 2004Zinke & Trumbo, Inc.JeffersonBroussard & Hebert "D" #19,20024532355
543058Mar 10, 2004Mar 10, 2004Zinke & Trumbo, Inc.JeffersonBroussard & Hebert "D" #19,70024532355
543058Mar 10, 2004Mar 10, 2004Zinke & Trumbo, Inc.JeffersonBroussard & Hebert "D" #19,70024532355
542212Feb 18, 2004Feb 18, 2004Zinke & Trumbo, Inc.HansfordNobles #11707,40019531655
541756Feb 5, 2004Feb 5, 2004Zinke & Trumbo, Inc.WillacyYturria, Fausto #213,00048931082
541755Feb 5, 2004Feb 5, 2004Zinke & Trumbo, Inc.WillacyYturria, Fausto #113,00048931081

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/950863, documented in the API reference.