TEXAS · WELLS · ANDREWS COUNTY · API 42-003-34348 · DISTRICT 7B

Southwest Andrews Unit #22

Y

Andrews County · Andrews (Wolfcamp-Penn.) field · Producing  · Vertical

Southwest Andrews Unit #22 (API 42-003-34348) is a permitted well in Andrews County filed by Union Oil Company Of California; no completion report is on file yet.

The RRC has issued 2 drilling permits between 1984 and 1993, permitted to 9,707 ft.

It was permitted by Union Oil Company Of California and has since transferred to Morningstar Operating LLC on the wellbore schedule.

Completion filings report 4 formation tops, including San Andres, Wolfcamp, Pennsylvanian, Strawn.

Its 4 leases have reported 2.84M barrels of oil and 4.54M mcf of gas since January 1993, last reporting in July 2026. The leases carry 52 wells, so these are lease totals, not this well alone.

Operator of record

Morningstar Operating LLC

Permitted by Union Oil Company of California; the EWA schedule now lists a different operator.

Based in
Fort Worth, TX
P-5 status
Active (A)
P-5 last filed
Feb 18, 2026
Permits on file
12
Phone
(817) 334-8096

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleMorningstar Operating LLC
Production reportsMorningstar Operating LLCthrough Apr 2026
Latest permitUnion Oil Company of CaliforniaMay 26, 1993

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

9,707
total depth, ft
2
permits on file
May 26, 1993
last permit issued
—
completed
2.84M
cumulative oil, bbl
4.54M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
—
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.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the 4 leases this well is completed on; they carry 52 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Southwest Andrews Unit O-10-35543Andrews (Wolfcamp-Penn.)Morningstar Operating LLC372.48M3.87MDec 1997 – Jul 2026
Parker, J. E. -C- (Amoco) O-10-34685Andrews (Wolfcamp-Penn.)Union Oil Company of California7154K362KOct 1995 – Feb 1998
Parker, J. E. -C- (Amoco) O-10-266Andrews (Wolfcamp)Union Oil Company of California6207K299KJan 1993 – Dec 1995
Parker, J. E. -C- (Amoco) O-10-245Andrews (Pennsylvanian)Union Oil Company of California22.56K5.04KJan 1993 – Oct 1995

Oil, barrels lease total

Last 12 months 50,794 · prior 12 44,560(+14%)

05K10K202420252026

Gas, mcf lease total

Last 12 months 16,189 · prior 12 37,096(-56%)

05K10K202420252026

Chain of custody

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

  1. 1Union Oil Company of CaliforniaJan 1993 → May 2000
  2. 2Pure Resources, L.P.Jun 2000 → Mar 2006
  3. 3Chevron Midcontinent, L.P.Apr 2006 → Dec 2021
  4. 4Morningstar Partners, L.P.Jan 2022 → Apr 2022
  5. 5Morningstar Operating LLCMay 2022 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
411960-99RecompletionUnion Oil Company of CaliforniaMay 20, 1993May 26, 1993May 18, 19938,596
245110-99DrillAmoco Production Co.-AndrewsSep 10, 1984Jul 16, 1984Aug 18, 19849,960

Completions

CompletedLeaseFieldOperatorStatusDepth
—Southwest Andrews Unit O-10-35543Andrews (Wolfcamp-Penn.)Morningstar Operating LLCProducing9,707
Dec 11, 1993Parker J. E. -C- (Amoco) O-10-266Andrews (Wolfcamp)Union Oil Company of CaliforniaNot on Schedule—
Feb 4, 1985Parker J. E. -C- (Amoco) O-10-245Andrews (Pennsylvanian)Union Oil Company of CaliforniaNot on Schedule—
—Parker J. E. -C- (Amoco) O-10-34685Andrews (Wolfcamp-Penn.)Union Oil Company of CaliforniaNot on Schedule—

Formation tops

As filed on W-2/G-1. Subsea from 3,205 ft elevation.Download CSV →

FormationMD ftSubsea
San Andres4,565-1,360
Wolfcamp8,618-5,413
PennsylvanianPENN8,969-5,764
Pennsylvanian8,969-5,764
Strawn9,400-6,195

Perforations

Perforated and open-hole intervals.

FromToType
8,6028,815Perforated
9,0169,130Perforated
9,1789,276Perforated
9,3109,358Perforated
9,3929,398Perforated
9,6029,682Perforated
—9,682Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.37529417.5425 S
8.6254,99912.252,750 S
5.59,7077.8751,370 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. About these reports →

SuffixFiledW-2 / G-1 dateLogs referenced
00Dec 3, 1997Nov 10, 1994—
00Oct 26, 1995Nov 10, 1994—
00Feb 6, 1995Nov 10, 1994—
00May 13, 1994Jan 31, 1994—
00Sep 28, 1993Aug 12, 1993Yes
00Aug 26, 1993Feb 26, 1985—
00Mar 5, 1985Feb 26, 1985—
00Mar 1, 1985——

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 are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. then paste it into their search.

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

Developers: this page as JSON is GET /v1/data/wells/00334348, documented in the API reference.