Petrora

OPERATORS · RRC 523190  · P-5 STATUS Y

Mallard Expl, Inc

Midland, TX

Watch this operator

Mallard Expl, Inc has filed no drilling permits in the past 12 months; its most recent permit was issued August 6, 1979.

The RRC wellbore file lists 20 wells under its operatorship.

18 drilling permits have been issued to this operator number since 1977; its P-5 organization report was last filed May 14, 1982.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
0
producing wells, of 20 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.

50%
spud rate · 9 of 18 mature permits
7
median days permit to spud · middle half 6–16
0
spuds, last 180 days
0%
cancelled · 0 permits
9
expired undrilled
6
permits a year over 3 active years

Where

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

County12 moAll timeWellsLast
Crane county →—91May 31, 1979
Howard county →—40Aug 6, 1979
Midland county →—12Apr 28, 1978
Mitchell county →—10Jun 17, 1977
Sutton county →—10Jul 10, 1978
Terry county →—10May 22, 1978
Winkler county →—11May 24, 1979

All 18 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
No completion tops on file.

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

20
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
3
plugged

How it got them

1
permitted itself
2
acquired from others
10
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 2
0
permitted bbl/day, active
0
bbl injected, last 12 reported months
Jun 2025
reported through

By county

Gaines0 active0 bbl/d
Pecos0 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
Drill0014
Other002
Recompletion002

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
Penwell7053700150
M. P. I. (Ellenburger)5630850030
Greasewood (Siluro-Devonian)3657950020
Robertson N. (Clear Fork 7100)7731866610
Running W (Waddell)7893680010
Sealy Smith E. (Penn.)8196750010
Seminole West8223300110
Seminole W. (Leonard)8223360010
Spraberry (Trend Area)8528030010
Azalea (Devonian)460522210
Worsham SW. (Delaware)9882350010
Kelly-Snyder4858300110

P-5 organization report

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

Registration
Status code Y
Last filed May 14, 1982
Address
500 Wilco Bldg.
Midland, TX 79701
Officers and agents
Munson, Wayne A. · Vice President
Marsh, Charles E. II · President
Leibrock, Robert M. · Chairman

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
856458Aug 22, 2019Aug 22, 2019Aqua Terra Permian, LLCReevesMallard SWD #116,83038930088
704200Oct 26, 2010Oct 26, 2010Endeavor Energy Resources L.P.MidlandCasbeer Unit #111,64832901189
55558Aug 6, 1979Aug 6, 1979Mallard Exploration, Inc.HowardWest Moore Unit #343,50022731917
49798May 31, 1979May 31, 1979Mallard Exploration, Inc.CraneTubb, J. B. - State #1D6,39110305295
50764May 24, 1979May 24, 1979Mallard Exploration, Inc.WinklerMorton, Tobe #63,03149505973
47701May 2, 1979May 2, 1979Mallard Exploration, Inc.CraneTubb, J. B. State #143,50010332056
47698May 2, 1979May 2, 1979Mallard Exploration, Inc.CraneTubb, J. B. State #93,50010332055
47696May 2, 1979May 2, 1979Mallard Exploration, Inc.CraneTubb, J. B. State #113,50010332054
47693May 2, 1979May 2, 1979Mallard Exploration, Inc.CraneTubb, J. B. State #123,50010332053
47691May 2, 1979May 2, 1979Mallard Exploration, Inc.CraneTubb, J. B. State #83,50010332052
38916Dec 4, 1978Dec 4, 1978Mallard Exploration, Inc.CraneTubb-State, J. B. #63,50010331990
37845Dec 1, 1978Dec 1, 1978Mallard Exploration, Inc.CraneTubb, J. B. - State #73,50010331988
37661Nov 28, 1978Nov 28, 1978Mallard Exploration, Inc.HowardWest Moore Unit #333,50022731710
31674Aug 30, 1978Aug 30, 1978Mallard Exploration, Inc.CraneJ. B. Tubb-State #26,03910310187
28133Jul 10, 1978Jul 10, 1978Mallard Exploration, Inc.SuttonHunt, Velma #110,15643532092

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/523190, documented in the API reference.