TEXAS · WELLS · ZAPATA COUNTY · MENDOZA, E. G. GAS UNIT LEASE · API 42-505-32871 · DISTRICT 04

Mendoza E. G. Gas Unit #3

Shut in

Zapata County · Roleta (Wilcox Consolidated) field · Temp Abandoned  · Vertical

Fields on the latest permit · any of 5
Roleta (Wilcox, Lower) · Roleta (8750) · Roleta (9000) · Roleta (9400) · Roleta (9960)
Not one formation; the well must be completed in one of them, and no target formation is stated. The district's wildcat field is also on the permit.

Mendoza E. G. Gas Unit #3 (API 42-505-32871) is a well in Zapata County operated by Hilcorp Energy Company, completed June 3, 1992 and listed as temp abandoned on the RRC schedule, shut in January 1, 2013.

The RRC has issued one drilling permit, issued April 3, 1992, permitted to 10,233 ft.

It was permitted by Enron Oil & Gas Company and has since transferred to Hilcorp Energy Company on the wellbore schedule.

Completion filings report 4 formation tops, including Wilcox, 7483' Sand, 7650' Marker, 8150' Sand.

Its lease has reported 1.22K barrels of oil and 3.46M mcf of gas since the record begins in January 1993, with no volume in the three years through August 2026.

Operator of record

Hilcorp Energy Company

Permitted by Enron Oil & Gas Company; the EWA schedule now lists a different operator.

Based in
Houston, TX
P-5 status
Active (A)
P-5 last filed
Mar 27, 2026
Permits on file
3,458
Phone
(713) 209-2400

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleHilcorp Energy Company
Production reportsHilcorp Energy Companythrough Dec 2012
Latest permitEnron Oil & Gas CompanyApr 3, 1992

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

10,233
total depth, ft
1
permits on file
Apr 3, 1992
last permit issued
Jun 3, 1992
completed
1.22K
cumulative oil, bbl
3.46M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · ON RECORD FROM JAN 1993, THE RECORD'S FIRST MONTH, THROUGH DEC 2012

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jun 3, 1992
Shut in
Jan 1, 2013
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
Mendoza, E. G. Gas Unit G-4-141563Roleta (Wilcox Consolidated)Hilcorp Energy Company11.22K3.46Mby Jan 1993 – Dec 2012

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

Wells named Mendoza E. G. Gas Unit

Hilcorp Energy Company's other wells filed under this lease name in Zapata 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. 1Enron Oil & Gas CompanyJan 1993 → Mar 1995
  2. 2Conoco Inc.Apr 1995 → Dec 2002
  3. 3Conocophillips CompanyJan 2003 → Dec 2012

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
398070-99DrillEnron Oil & Gas CompanyApr 3, 1992Apr 3, 1992Apr 8, 199211,500

Completions

CompletedLeaseFieldOperatorStatusDepth
Jun 3, 1992Mendoza E. G. Gas Unit G-4-141563Roleta (Wilcox Consolidated)Hilcorp Energy CompanyTemp Abandoned · shut in Jan 1, 201310,233

Formation tops

As filed on W-2/G-1. Subsea from 324 ft elevation.Download CSV →

FormationMD ftSubsea
WilcoxWILCOX C6,863-6,539
7483' Sand8,045-7,721
7650' Marker8,910-8,586
8150' Sand9,600-9,276

Perforations

Perforated and open-hole intervals.

FromToType
9,6049,630Perforated
9,6419,703Perforated
9,7369,750Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6252,79712.25640 S
78,2418.75335 S
2.87510,2056.25440 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 22, 1992Jun 16, 1992Yes
00Jul 7, 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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