TEXAS · WELLS · NUECES COUNTY · API 42-355-32715 · DISTRICT 04

Gruene O.A. #21

Shut in

Nueces County · Stratton (Consolidated) field · Temp Abandoned  · Vertical

Fields on the latest permit · any of 7
Stratton (E-31) · Field 86508277 · Stratton (F-28) · Field 86508293 · Stratton (F-39) · Field 86508344 · Field 86513575
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.

Gruene O.A. #21 (API 42-355-32715) is a well in Nueces County operated by Urban Oil & Gas Group LLC, completed October 14, 1994 and listed as temp abandoned on the RRC schedule, shut in June 1, 2019.

The RRC has issued one drilling permit (amended once), issued October 31, 1988, permitted to 8,000 ft.

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

Completion filings report 4 formation tops, including G-9, G-15, G-21, G-29.

Its 2 leases have reported 394K mcf of gas since the record begins in January 1993, with no volume in the three years through August 2026.

Operator of record

Urban Oil & Gas Group LLC

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

Based in
Plano, TX
P-5 status
Active (A)
P-5 last filed
Dec 3, 2025
Permits on file
140
Phone
(972) 543-8800

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleUrban Oil & Gas Group LLC
Production reportsUrban Oil & Gas Group, LLCthrough Jun 2020
Latest permitUnion Pacific Resources CompanyOct 31, 1988

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

8,000
total depth, ft
2
permits on file
Oct 31, 1988
last permit issued
Oct 14, 1994
completed
0
cumulative oil, bbl
394K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · ON RECORD FROM JAN 1993, THE RECORD'S FIRST MONTH, THROUGH JUN 2020

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Oct 14, 1994
Shut in
Jun 1, 2019
Plugged
—

Operator's P-5 on the schedule: Active – Extension (X)

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 2 leases this well is completed on; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Gruene, O.A. G-4-130901Stratton (Consolidated)Urban Oil & Gas Group, LLC10394Kby Jan 1993 – Jun 2020
— G-4-131743——000—

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

Wells named Gruene O.A.

Urban Oil & Gas Group LLC's other wells filed under this lease name in Nueces 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 CompanyJan 1993 → Jan 1999
  2. 2Collins & Ware, Inc.Feb 1999 → Jun 2000
  3. 3Apache CorporationJul 2000 → Aug 2014
  4. 4Urban Oil & Gas Group, LLCSep 2014 → Jun 2020

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
352822-98DrillUnion Pacific Resources CompanyJun 16, 1989Oct 31, 1988—8,000
352822-99DrillUnion Pacific Resources CompanyOct 31, 1988Oct 31, 1988—8,425

Completions

CompletedLeaseFieldOperatorStatusDepth
Oct 14, 1994Gruene O.A. G-4-130901Stratton (Consolidated)Urban Oil & Gas Group LLCTemp Abandoned · shut in Jun 1, 20198,000
Feb 2, 1989Gruene O.A. G-4-131743Stratton (Consolidated)Union Pacific Resources CompanyNot on Schedule—

Formation tops

As filed on W-2/G-1. Subsea from 112 ft elevation.Download CSV →

FormationMD ftSubsea
G-97,133-7,021
G-157,271-7,159
G-217,414-7,302
G-297,535-7,423

Perforations

Perforated and open-hole intervals.

FromToType
5,8255,827Perforated
6,1206,128Perforated
6,4606,470Perforated
6,5046,510Perforated
6,6366,656Perforated
7,1357,155Perforated
7,2727,280Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.751,31513.5541 S
2.8757,8709.8751,010 S
2.8757,9909.875900 S
2.8757,9929.8751,010 S
2.8757,992—1,010 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
00Dec 12, 1994Nov 14, 1994—
00May 20, 1991Mar 28, 1991Yes
00Dec 17, 1990Aug 10, 1990—
00Nov 9, 1989Mar 1, 1989Yes
00Sep 20, 1989——
00Jul 19, 1989Mar 1, 1989Yes
00Jun 15, 1989——

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.

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