WELL · 42-461-20045 · DISTRICT 7

Shirk, Mary K. #4

Shirk, Mary K. #4 (API 42-461-20045) is a permitted well in Upton County filed by Southland Royalty Company; no completion report is on file yet.

The RRC has issued 2 drilling permits between 1982 and 1983, permitted to 10,489 ft.

Its lease has reported 14K barrels of oil and 32K mcf of gas since January 1993, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.

Operator of record

Southland Royalty Company

Based in: Houston, TX
P-5 status: Inactive (I)
P-5 last filed: Oct 11, 1995
Permits on file: 369
Phone: (713) 624-9000

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	Sandia Production Co., Inc.through Sep 1998
Latest permit	Southland Royalty CompanyMar 30, 1983

10,489: total depth, ft
2: permits on file
Mar 30, 1983: last permit issued
—: completed
14K: cumulative oil, bbl
32K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: —
Shut in: —
Plugged: —

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 lease this well is completed on; they carry 2 wells in total, so volumes are shared.Why →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Shirk, Mary K. O-9-9595	Amacker-Tippett, S. (Bend, Up.)	Sandia Production Co., Inc.	2	14K	32K	Jan 1993 – Jul 2026

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

Chain of custody

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

1Southland Royalty CompanyJan 1993 → Jan 1993
2Sandia Production Co., Inc.Feb 1993 → Aug 1998

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
190991-99	Recompletion	Southland Royalty Company	Mar 30, 1983	Mar 30, 1983	—	10,489
154655-99	Recompletion	Southland Royalty Company	Mar 25, 1982	Mar 25, 1982	—	10,489

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— O-9-9595	—	—	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
10,166	10,384	Perforated
10,400	—	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
13.375	345	17.25	375 S
13.375	345	17.5	375 S
8.625	4,450	11	250 S
8.625	4,450	12.25	250 S
2.375	10,278	—	—
4.5	10,489	7.875	300 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 →

Suffix	Filed	W-2 / G-1 date	Logs referenced
00	Jan 12, 1984	Jun 14, 1982	—
00	Jan 12, 1984	Jun 13, 1968	—

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.

Wellbore filings for 42-461-20045 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-461-20045 → scanned completion filings

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/46120045, documented in the API reference.