Petrora

OPERATORS · RRC 950472  · P-5 STATUS Y

Zachry Expl, Ltd

San Antonio, TX

Watch this operator

Zachry Expl, Ltd has filed no drilling permits in the past 12 months; its most recent permit was issued November 19, 2008.

The RRC wellbore file lists 8 wells under its operatorship.

72 drilling permits have been issued to this operator number since 2002; its P-5 organization report was last filed January 8, 2010.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
0
producing wells, of 8 of record
13
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.

74%
spud rate · 53 of 72 mature permits
24
median days permit to spud · middle half 9–38
0
spuds, last 180 days
0%
cancelled · 0 permits
19
expired undrilled
12
permits a year over 6 active years

Where

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

County12 moAll timeWellsLast
Jackson county →—180Nov 19, 2008
Webb county →—130Aug 3, 2005
Matagorda county →—90Oct 2, 2007
Brazoria county →—72Dec 29, 2005
Colorado county →—62Oct 21, 2004
Wharton county →—52Mar 7, 2006
Hardin county →—40Jul 30, 2007
Fort Bend county →—30May 13, 2004
Polk county →—31Nov 4, 2005
Orange county →—21May 8, 2007
Lavaca county →—10Oct 23, 2006
Liberty county →—10Aug 13, 2003

All 72 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
Frio190
Vicksburg80
Miocene (undifferentiated)70
Catahoula60
Greta30
Jackson30
Cook Mountain20
Wilcox20
Anahuac10
Yegua10

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
116K
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

8
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
7
plugged

How it got them

8
permitted itself
0
acquired from others
44
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
Drill0068
Recompletion003
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
Danbury Dome (5655 Sand)2297545020
Chesterville (6600)1755083610
Chesterville1755000110
Louise North (2840)5512246510
Louise North (Frio 4100)5512213810
Port Neches N (Seg West 8600)7244383010
Livingston (2220)5419385410

P-5 organization report

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

Registration
Status code Y
Last filed Jan 8, 2010
Address
310 S St Mary's St Ste 2000
San Antonio, TX 78205
Officers and agents
Zachry Exploration, Inc. (TX) · General Partner
Zachry, Henry Bartell · Chairman
Hildenbrand, Timothy L. · President
Charles E. Ebrom · Vice President/Treasurer

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
674996Nov 19, 2008Nov 19, 2008Zachry Exploration, Ltd.JacksonRobinson-Longhorn Unit #27,70023933495
674320Nov 7, 2008Nov 7, 2008Zachry Exploration, Ltd.JacksonClara Hicks Unit #15,20023933493
673189Oct 21, 2008Oct 21, 2008Zachry Exploration, Ltd.JacksonLarry Hicks #15,20023933490
671161Sep 30, 2008Sep 30, 2008Zachry Exploration, Ltd.JacksonWHD Unit #15,20023933485
664779Jul 8, 2008Jul 8, 2008Zachry Exploration, Ltd.JacksonRobinson-Longhorn #16,00023933469
664779Jul 8, 2008Jul 8, 2008Zachry Exploration, Ltd.JacksonRobinson-Longhorn #16,00023933469
664778Jul 8, 2008Jul 8, 2008Zachry Exploration, Ltd.JacksonRobinson-Gator #16,00023933470
664789Jun 18, 2008Jun 18, 2008Zachry Exploration, Ltd.JacksonWittenburg Unit #28,50023933467
664659Jun 18, 2008Jun 18, 2008Zachry Exploration, Ltd.JacksonRobinson-Sooner South #18,00023933466
664656Jun 18, 2008Jun 18, 2008Zachry Exploration, Ltd.JacksonRobinson-Cardinal #17,90023933465
664656Jun 18, 2008Jun 18, 2008Zachry Exploration, Ltd.JacksonRobinson-Cardinal #13,20023933465
663933Jun 18, 2008Jun 18, 2008Zachry Exploration, Ltd.JacksonRobinson-Buckeye Unit #18,00023933464
655208Feb 22, 2008Feb 22, 2008Zachry Exploration, Ltd.JacksonKaup Unit #17,10023933443
648749Nov 7, 2007Nov 7, 2007Zachry Exploration, Ltd.JacksonMcNeil #13,20023933435
647153Oct 9, 2007Oct 9, 2007Zachry Exploration, Ltd.JacksonWittenburg Unit #15,20023933433

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/950472, documented in the API reference.