Petrora

TEXAS · WELLS · NUECES COUNTY · API 42-355-32613 · DISTRICT 04

Gruene O.A. #12

On schedule

Nueces County · Stratton (Consolidated) field · Producing  · Vertical

Fields on the latest permit · any of 12
Field 86508114 · Stratton (E-31) · Field 86508262 · Stratton (F-28) · Stratton (F-39) · Field 86508374 · Field 86508377 · Field 86508379 · Field 86508382 · Field 86508394 · Field 86508406 · Stratton (Rivers Upper A)
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. #12 (API 42-355-32613) is a well in Nueces County operated by Urban Oil & Gas Group LLC, completed November 9, 1994 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued November 24, 1987, permitted to 7,930 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 6 formation tops, including D-35, E-31, E-41, F-15.

Its 2 leases have reported 269K mcf of gas since the record begins in January 1993, last reporting volume in 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
Create operator alert

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleUrban Oil & Gas Group LLC
Production reportsUrban Oil & Gas Group, LLCthrough Apr 2026
Latest permitUnion Pacific Resources CompanyNov 24, 1987

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

7,930
total depth, ft
1
permits on file
Nov 24, 1987
last permit issued
Nov 9, 1994
completed
0
cumulative oil, bbl
269K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · ON RECORD FROM JAN 1993, THE RECORD'S FIRST MONTH, THROUGH AUG 2026

On this page6 formation topsLease production2 completions

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Nov 9, 1994
Shut in
—
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-4-127037Stratton (Consolidated)Urban Oil & Gas Group, LLC10269Kby Jan 1993 – Aug 2026
— G-4-128393——000—

Gas, mcf lease total

Last 12 months 1,489 · prior 12 42

0100200300202420252026

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 → Aug 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
339334-99DrillUnion Pacific Resources CompanyNov 24, 1987Nov 24, 1987—8,300

Completions

CompletedLeaseFieldOperatorStatusDepth
Nov 9, 1994Gruene O.A. G-4-127037Stratton (Consolidated)Urban Oil & Gas Group LLCProducing7,930
Apr 7, 1988Gruene O.A. G-4-128393Stratton (Consolidated)Union Pacific Resources CompanyNot on Schedule—

Formation tops

As filed on W-2/G-1. Subsea from 114 ft elevation.Download CSV →

FormationMD ftSubsea
D-355,700-5,586
E-316,140-6,026
E-416,260-6,146
F-156,510-6,396
F-316,758-6,644
F-396,830-6,716

Perforations

Perforated and open-hole intervals.

FromToType
5,7045,724Perforated
6,0626,066Perforated
6,1406,152Perforated
6,7586,764Perforated
6,8366,839Perforated
6,8366,869Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,25312.25445 S
2.8757,8928.5780 S
2.8757,892—780 S
2.8757,9278.5600 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
00Feb 1, 1995Dec 16, 1994—
00May 2, 1994Mar 14, 1994—
00Dec 17, 1990Aug 10, 1990Yes
00Oct 13, 1988Apr 28, 1988Yes
00Oct 4, 1988——
00May 11, 1988Apr 28, 1988Yes
00May 4, 1988——

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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