TEXAS · WELLS · FAYETTE COUNTY · VASEK-KARISH UNIT LEASE · API 42-149-32472 · DISTRICT 03

Vasek-Karish Unit #1

Shut in

Fayette County · Giddings (Austin Chalk-3) field · Shut In  · Horizontal

Fields on the latest permit · any of 2
Giddings (Austin Chalk-3) · Giddings (Austin Chalk, Gas)
Not one formation; the well must be completed in one of them, and no target formation is stated.

Vasek-Karish Unit #1 (API 42-149-32472) is a horizontal well in Fayette County operated by Magnolia Oil & Gas Operating LLC, completed December 17, 1991 and listed as shut in on the RRC schedule, shut in June 1, 2016.

The RRC has issued one drilling permit (amended once), issued June 25, 1991, permitted to 13,104 ft.

It was permitted by Union Pacific Resources Company and has since transferred to Magnolia Oil & Gas Operating LLC on the wellbore schedule.

Completion filings report 3 formation tops, including Midway, Pecan Gap, Austin Chalk.

Its lease has reported 57.1K barrels of oil and 155K mcf of gas since the record begins in January 1993, with no volume in the three years through August 2026.

Operator of record

Magnolia Oil & Gas Operating LLC

Permitted by Union Pacific Resources Company; the EWA schedule now lists a different operator.

Based in
Houston, TX
P-5 status
Active (A)RRC P-5 file of Oct 22, 2026
P-5 last filed
May 6, 2026
Permits on file
617
Phone
(713) 842-9050

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleMagnolia Oil & Gas Operating LLC
Production reportsMagnolia Oil & Gas Operating LLCthrough Jan 2016
Latest permitUnion Pacific Resources CompanyJun 25, 1991

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

13,104
total depth, ft
2
permits on file
Jun 25, 1991
last permit issued
Dec 17, 1991
completed
57.1K
cumulative oil, bbl
155K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · ON RECORD FROM JAN 1993, THE RECORD'S FIRST MONTH, THROUGH JAN 2016

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Dec 17, 1991
Shut in
Jun 1, 2016
Plugged
—

Operator's P-5 on the schedule: Active (A)

Surface location

No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.

Wells nearby

Every well with a location on file around this well, in any state, nearest first.

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Texas locations come from drilling permits, so most older Texas wells have none and are not listed.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH AUG 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Vasek-Karish Unit O-3-21372Giddings (Austin Chalk-3)Magnolia Oil & Gas Operating LLC157.1K155Kby Jan 1993 – Jan 2016

No volumes reported on these leases in the last three years.

Wells named Vasek-Karish Unit

Magnolia Oil & Gas Operating LLC's other wells filed under this lease name in Fayette County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.

Loading the lease's wells

Chain of custody

Operator on the lease's P-4

Each operator named on the P-4 filings for this well's lease (a gas well is its own lease), from the date its filing took effect. The P-4 is filed by lease, so a date before the well was drilled is the lease's.

OperatorFromTo
Magnolia Oil & Gas Operating LLCAug 1, 2018today
Enervest Operating, L.L.C.Aug 1, 2007Aug 1, 2018
Anadarko E&P Company LPDec 1, 2002Aug 1, 2007
Rme Petroleum CompanyFeb 1, 2001Dec 1, 2002
Union Pacific Resources CompanyMar 2, 1992Feb 1, 2001

Reporting production

Every operator that reported production on this well's lease, in order.

  1. 1Union Pacific Resources CompanyJan 1993 → Jan 2001
  2. 2Rme Petroleum CompanyFeb 2001 → Nov 2002
  3. 3Anadarko E&P Company LPDec 2002 → Jul 2007
  4. 4Enervest Operating, L.L.C.Aug 2007 → Oct 2015

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
389323-98DrillUnion Pacific Resources CompanyJan 27, 1992Jun 25, 1991—13,104
389323-99DrillUnion Pacific Resources CompanyJun 25, 1991Jun 25, 1991Oct 21, 199114,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Dec 17, 1991Vasek-Karish Unit O-3-21372Giddings (Austin Chalk-3)Magnolia Oil & Gas Operating LLCShut In · shut in Jun 1, 201613,104

Formation tops

As filed on W-2/G-1. Subsea from 273 ft elevation.Download CSV →

FormationMD ftSubsea
Midway6,320-6,047
Pecan Gap8,750-8,477
Austin Chalk9,075-8,802

Perforations

Perforated and open-hole intervals.

FromToType
9,10213,104Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.753,16214.751,800 S
7.6259,1029.875434 S

Completion filings

W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →

SuffixRRC record dateW-2 / G-1 dateLogs referenced
00Mar 9, 1992Dec 30, 1991Yes
00Mar 2, 1992——

The source documents

Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.

Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.

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About this data

Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.

New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease

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