TEXAS · WELLS · FAYETTE COUNTY · EMERALD UNIT LEASE · API 42-149-32919 · DISTRICT 03

Emerald Unit #1

On schedule

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.

Emerald Unit #1 (API 42-149-32919) is a horizontal well in Fayette County operated by Magnolia Oil & Gas Operating LLC, completed December 14, 1994 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended once), issued September 8, 1994, permitted to 15,175 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 2 formation tops, including Pecan Gap, Austin Chalk.

Its lease has reported 156K barrels of oil and 4.08M mcf of gas since December 1994, last reporting volume in 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 Aug 2026
Latest permitUnion Pacific Resources CompanySep 8, 1994

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

15,175
total depth, ft
2
permits on file
Sep 8, 1994
last permit issued
Dec 14, 1994
completed
156K
cumulative oil, bbl
4.08M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · DEC 1994 THROUGH AUG 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Dec 14, 1994
Shut in
—
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
Emerald Unit G-3-152964Giddings (Austin Chalk-3)Magnolia Oil & Gas Operating LLC1156K4.08MDec 1994 – Aug 2026

Gas, mcf lease total

Last 12 months 125,330 · prior 12 65,190(+92%)

05K10K15K202420252026

Wells named Emerald 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 CompanyDec 14, 1994Feb 1, 2001

Reporting production

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

  1. 1Union Pacific Resources CompanyDec 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 → Aug 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
427707-98DrillUnion Pacific Resources CompanyOct 31, 1994Sep 8, 1994—12,000
427707-99DrillUnion Pacific Resources CompanySep 2, 1994Sep 8, 1994Oct 18, 199412,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Dec 14, 1994Emerald Unit G-3-152964Giddings (Austin Chalk-3)Magnolia Oil & Gas Operating LLCProducing15,175

Formation tops

As filed on W-2/G-1. Subsea from 436 ft elevation.Download CSV →

FormationMD ftSubsea
Pecan Gap9,865-9,429
Austin Chalk10,565-10,129

Perforations

Perforated and open-hole intervals.

FromToType
10,66514,400Perforated
10,75212,400Perforated
10,78212,755Perforated
11,71515,175Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.753,02014.751,090 S
7.62510,6659.875450 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
00Mar 20, 1995Jan 24, 1995Yes
00Mar 3, 1995——

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.

Find logs withinmiles of this well:List →Map →

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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