TEXAS · WELLS · FAYETTE COUNTY · TOURMALINE UNIT LEASE · API 42-149-32876 · DISTRICT 03

Tourmaline Unit #1

Shut in

Fayette County · Giddings (Austin Chalk-3) field · Producing  · 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.

Tourmaline Unit #1 (API 42-149-32876) is a horizontal well in Fayette County operated by Magnolia Oil & Gas Operating LLC, completed May 9, 1994 and listed as producing on the RRC schedule, shut in June 1, 2026.

The RRC has issued one drilling permit, issued March 29, 1994, permitted to 15,781 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 4 formation tops, including Midway, Navarro, Pecan Gap, Austin Chalk.

Its lease has reported 90.4K barrels of oil and 3.36M mcf of gas since May 1994, last reporting volume in May 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)
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 May 2026
Latest permitUnion Pacific Resources CompanyMar 29, 1994

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

15,781
total depth, ft
1
permits on file
Mar 29, 1994
last permit issued
May 9, 1994
completed
90.4K
cumulative oil, bbl
3.36M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · MAY 1994 THROUGH MAY 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
May 9, 1994
Shut in
Jun 1, 2026
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
Tourmaline Unit G-3-149733Giddings (Austin Chalk-3)Magnolia Oil & Gas Operating LLC190.4K3.36MMay 1994 – May 2026

Gas, mcf lease total

Last 12 months 32,859 · prior 12 29,355(+12%)

05K10K202420252026

Wells named Tourmaline 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

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

  1. 1Union Pacific Resources CompanyMay 1994 → 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 → Jul 2018
  5. 5Magnolia Oil & Gas Operating LLCAug 2018 → May 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
422477-99DrillUnion Pacific Resources CompanyMar 28, 1994Mar 29, 1994Apr 6, 199412,000

Completions

CompletedLeaseFieldOperatorStatusDepth
May 9, 1994Tourmaline Unit G-3-149733Giddings (Austin Chalk-3)Magnolia Oil & Gas Operating LLCProducing · shut in Jun 1, 202615,781

Formation tops

As filed on W-2/G-1. Subsea from 417 ft elevation.Download CSV →

FormationMD ftSubsea
Midway7,721-7,304
Navarro8,680-8,263
Pecan Gap10,056-9,639
Austin Chalk10,706-10,289

Perforations

Perforated and open-hole intervals.

FromToType
10,76613,786Perforated
10,92515,781Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.753,01014.751,140 S
7.62510,7669.875450 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
00Jul 19, 1994Jun 8, 1994Yes
00Jun 29, 1994——

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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