OPERATORS · RRC 603443  · P-5 STATUS Y

Nelmark Engy Corp

San Antonio, TX

Watch this operator

Nelmark Engy Corp has filed no drilling permits in the past 12 months; its most recent permit was issued February 18, 1998.

11 drilling permits have been issued to this operator number since 1992; its P-5 organization report was last filed September 14, 2001.

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

82%
spud rate · 9 of 11 mature permits
14
median days permit to spud · middle half 7–35
0
spuds, last 180 days
0%
cancelled · 0 permits
2
expired undrilled
2
permits a year over 7 active years

Where

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

County12 moAll timeWellsLast
Bastrop county →—50Feb 18, 1998
Caldwell county →—50Oct 14, 1992
DE Witt county →—10Apr 20, 1993

All 11 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 Chalk40
Buda20
Eagle Ford10

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
37.9K
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

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

How it got them

0
permitted itself
0
acquired from others
11
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
Drill0011

P-5 organization report

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

Registration
Status code Y
Last filed Sep 14, 2001
Address
14026 Cedar Mill
San Antonio, TX 78231
Officers and agents
Thompson, Mark E. · President
Thompson, Don F. · Vice President

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
473495Feb 18, 1998Feb 18, 1998Nelmark Energy CorporationBastropOlson, R.H. #92,40002131536
410914Apr 22, 1993Apr 22, 1993Nelmark Energy CorporationBastropVoigt, Carroll #172,80002131478
410901Apr 20, 1993Apr 20, 1993Nelmark Energy CorporationDE WittGerbert, Wayne #11,80012331729
404800Oct 19, 1992Oct 19, 1992Nelmark Energy CorporationBastropOlson, R.H. #62,40002131457
404675Oct 14, 1992Oct 14, 1992Nelmark Energy CorporationCaldwellDinges, M.C. #22,50005534684
401026Jul 9, 1992Jul 9, 1992Nelmark Energy CorporationCaldwellFischer #22,50005534658
398995May 5, 1992May 5, 1992Nelmark Energy CorporationBastropOlson, R. H. #52,30002131433
398818Apr 28, 1992Apr 28, 1992Nelmark Energy CorporationBastropOlson, R. H. #42,00002131432
397231Mar 4, 1992Mar 4, 1992Nelmark Energy CorporationCaldwellFord, Alan #12,50005534612
396896Feb 21, 1992Feb 21, 1992Nelmark Energy CorporationCaldwellDinges, M.C. #12,50005534605
395679Jan 8, 1992Jan 8, 1992Nelmark Energy CorporationCaldwellFischer #12,50005534594

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/603443, documented in the API reference.