Petrora

OPERATORS · RRC 615878  · P-5 STATUS Y

Nucorp Engy, Inc

San Antonio, TX

Watch this operator

Nucorp Engy, Inc has filed no drilling permits in the past 12 months; its most recent permit was issued May 1, 1986.

The RRC wellbore file lists 25 wells under its operatorship.

149 drilling permits have been issued to this operator number since 1979; its P-5 organization report was last filed June 15, 1987.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
0
producing wells, of 25 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.

27%
spud rate · 40 of 149 mature permits
12
median days permit to spud · middle half 4–29
0
spuds, last 180 days
3%
cancelled · 4 permits
105
expired undrilled
19
permits a year over 8 active years

Where

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

County12 moAll timeWellsLast
Gonzales county →—5212Jan 9, 1986
Lee county →—293Sep 2, 1983
Fayette county →—132Dec 20, 1984
Maverick county →—120Mar 24, 1982
Wilson county →—105Dec 20, 1984
Zavala county →—100Jun 25, 1981
Webb county →—90Nov 2, 1979
Madison county →—31May 19, 1982
Karnes county →—20Apr 16, 1980
Kent county →—21Sep 15, 1981
Nueces county →—20Apr 21, 1981
Brazoria county →—10May 1, 1986
Dimmit county →—10Dec 15, 1980
Frio county →—10Apr 25, 1980
Gaines county →—10Oct 12, 1979
Milam county →—11Apr 26, 1979

All 149 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 Chalk210
Taylor160
Wilcox130
Navarro90
Midway60
Buda30
Eagle Ford20
Anacacho20
Carrizo20
Frio20
Catahoula10
Sub-Clarksville10
Anahuac10
Woodbine10
Olmos10

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

25
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
24
plugged

How it got them

19
permitted itself
5
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 →

RRC UIC permits · H-10 reported volumes

Disposal and injection

0
active UIC permits of 3
0
permitted bbl/day, active
0
bbl injected, last 12 reported months
Jun 2025
reported through

By county

Zavala0 active0 bbl/d
Gonzales0 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
Drill00139
Recompletion009
Other001

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
Pilgrim (Austin Chalk)7148610050
Giddings (Austin Chalk-3)3473350030
Poth East (Buda)7262340030
Smiley SE (Austin Chalk)8425350020
Giddings (Austin Chalk Gas)3477355020
Mag (Austin Chalk)5665320020
Poth East (Austin Chalk)7262311520
Garrett (Strawn)3402750010
Pilgrim (Eagleford)7148660010
Pilgrim (Wilcox)7148690010
Cherokee (Austin Chalk Lo.)1746611110
Madisonville (Woodbine)5659095010

P-5 organization report

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

Registration
Status code Y
Last filed Jun 15, 1987
Address
Ste 400, 1250 NE Loop 410
San Antonio, TX 78209
Officers and agents
Galt, Barry J. · Trustee
Denman, R. H. · Vice President
Thompson, Roger R. · Vice President/General Manager

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
716889May 25, 2011May 25, 2011Lucas Energy, Inc.GonzalesMilton Hines #1STH10,50017730498
687358Nov 13, 2009Nov 13, 2009Lucas Energy, Inc.GonzalesMilton Hines #19,10017730498
687358Nov 13, 2009Nov 13, 2009Lucas Energy, Inc.GonzalesMilton Hines #1HH10,50017730498
407141Dec 11, 1992Dec 11, 1992Anchor Operating Co.FayetteHunt Heirs #110,10014930595
301758May 1, 1986May 1, 1986Nucorp Energy, Inc.BrazoriaBaldwin Nash Young #210,00003932140
294884Jan 9, 1986Jan 9, 1986Nucorp Energy, Inc.GonzalesLessor, John #16,25017730526
288309Oct 24, 1985Oct 24, 1985Nucorp Energy, Inc.GonzalesMcCalop Unit #14,96017730509
261964Dec 20, 1984Dec 20, 1984Nucorp Energy, Inc.FayetteSchoenemann Unit #110,75014930465
261969Dec 20, 1984Dec 20, 1984Nucorp Energy, Inc.WilsonKotzur Unit #17,55049330758
209948Sep 2, 1983Sep 2, 1983Nucorp Energy, Inc.LeeMorgan, Mary #25,40028730665
184550Jan 28, 1983Jan 28, 1983Nucorp Energy, Inc.WilsonKotzur "a" Unit #17,80049330872
161079May 19, 1982May 19, 1982Nucorp Energy, Inc.MadisonJohnston #18,90031330321
155470Mar 24, 1982Mar 24, 1982Nucorp Energy, Inc.MaverickVaughan #22,50032331821
155465Mar 24, 1982Mar 24, 1982Nucorp Energy, Inc.MaverickVaughan #62,50032331871
154945Mar 24, 1982Mar 24, 1982Nucorp Energy, Inc.MaverickVaughan #102,50032331962

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/615878, documented in the API reference.