Petrora

OPERATORS · RRC 950503  · P-5 STATUS Y

Zapata Expl Co-Onshore

Brenham, TX

Watch this operator

Zapata Expl CO-Onshore has filed no drilling permits in the past 12 months; its most recent permit was issued March 26, 1986.

The RRC wellbore file lists 12 wells under its operatorship.

16 drilling permits have been issued to this operator number since 1982; its P-5 organization report was last filed November 13, 1987.

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

44%
spud rate · 7 of 16 mature permits
9
median days permit to spud · middle half 7–24
0
spuds, last 180 days
0%
cancelled · 0 permits
9
expired undrilled
4
permits a year over 4 active years

Where

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

County12 moAll timeWellsLast
Lee county →—30May 23, 1985
Burleson county →—210Jul 29, 1985
Colorado county →—21Mar 26, 1986
Houston county →—20Aug 8, 1985
Leon county →—20Aug 5, 1985
Milam county →—20Apr 8, 1985
Washington county →—21May 10, 1985
Angelina county →—10Jul 7, 1982

All 16 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
Austin Chalk80
Georgetown60
Buda50
Eagle Ford20
Woodbine20
Pecan Gap20
Pettit20
Travis Peak20
Wilcox20
Navarro10
Rodessa10
Cotton Valley10
Edwards10
Sub-Clarksville10

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
0
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

12
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
11
plugged

How it got them

1
permitted itself
11
acquired from others
6
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
Drill0015
Recompletion001

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
Willard (Navarro)9750250060
Giddings (Austin Chalk-3)3473350020
Noack Cow Herd (3460)6560750020
Giddings (Austin Chalk Gas)3477355010
Lydia (4100)5589050010

P-5 organization report

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

Registration
Status code Y
Last filed Nov 13, 1987
Address
P. O. Box 1617
Brenham, TX 77833
Officers and agents
Williams, Bruce · Vice President
McLennan, Mike · Vice President

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
300315Mar 26, 1986Mar 26, 1986Zapata Exploration Co-OnshoreColoradoEngstrom, Coyle Concord #13,00008931657
300027Mar 21, 1986Mar 21, 1986Zapata Exploration Co-OnshoreColoradoMcLane Texas Trust Engstrom #10166,90808930550
282454Aug 8, 1985Aug 8, 1985Zapata Exploration Co-OnshoreHoustonFrossard #19,00022530638
281814Aug 5, 1985Aug 5, 1985Zapata Exploration Co-OnshoreLeonPate #111,00028930708
281269Jul 29, 1985Jul 29, 1985Zapata Exploration Co-OnshoreBurlesonCoffield B-5 #46,50005132875
281044Jul 25, 1985Jul 25, 1985Zapata Exploration Co-OnshoreHoustonFrossard #19,00022530638
281040Jul 25, 1985Jul 25, 1985Zapata Exploration Co-OnshoreLeonRennoe-Lipsey #211,00028930707
275863May 23, 1985May 23, 1985Zapata Exploration Co-OnshoreLeeLehmann - Osage #110,00028731803
274706May 10, 1985May 10, 1985Zapata Exploration Co-OnshoreWashingtonMerten Unit 1 #112,00047730626
272329Apr 8, 1985Apr 8, 1985Zapata Exploration Co-OnshoreMilamHairston #16,50033132579
271591Apr 8, 1985Apr 8, 1985Zapata Exploration Co-OnshoreWashingtonWeber-Pietsch Unit 1 #110,50047730624
268524Mar 4, 1985Mar 4, 1985Zapata Exploration Co-OnshoreBurlesonRobinson-Martin #24,00005132989
267861Feb 26, 1985Feb 26, 1985Zapata Exploration Co-OnshoreLeeLincecum Unit 1 #111,00028731768
264872Jan 22, 1985Jan 22, 1985Zapata Exploration Co-OnshoreLeeKimberly South Unit 1 #110,00028731760
236781Apr 25, 1984Apr 25, 1984Zapata Exploration Co-OnshoreMilamHairston #16,50033132579

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/950503, documented in the API reference.