WELL · 42-443-30289 · DISTRICT 7

Mitchell 31-1R #1

Mitchell 31-1r #1 (API 42-443-30289) is a permitted well in Terrell County filed by Riata Energy, Inc.; no completion report is on file yet.

The RRC has issued 3 drilling permits between 1981 and 1992, permitted to 19,041 ft.

Completion filings report one formation top, including Wolfcamp.

Operator of record

Riata Energy, Inc.

Oklahoma City, OK · P-5 Y, filed Apr 4, 2026 · 588 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	OXY USA Inc.through Apr 2026
Latest permit	Riata Energy, Inc.Jan 15, 1992

19,041: total depth, ft
3: permits on file
Jan 15, 1992: last permit issued
—: completed
0: cumulative oil, bbl
265K: 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; this well is the only one on it.Why →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Mitchell 31 G-9-135321	K M (7300 Wolfcamp)	Hilcorp Energy Company	1	0	265K	Jan 1993 – Jul 2026

Gas, mcf lease total

Last 12 months 6,097 · prior 12 1,951(+213%)

Chain of custody

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

1Riata Energy, Inc.Jan 1993 → Nov 1994
2Chevron U. S. A. Inc.Dec 1994 → Aug 1999
3Athanor Texas Inc.Sep 1999 → Dec 2002
4Nuevo Texas Inc.Jan 2003 → Dec 2004
5PXP Texas Inc.Jan 2005 → Sep 2006
6Vintage Petroleum, LLCOct 2006 → Mar 2008
7OXY USA Inc.Apr 2008 → Apr 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
395818-99	Recompletion	Riata Energy, Inc.	Jan 13, 1992	Jan 15, 1992	—	19,041
369728-99	Reenter	Hombre Oil and Gas Company	Feb 12, 1990	Feb 14, 1990	—	19,041
128412-99	Drill	Shell Oil Company	Aug 4, 1981	Aug 4, 1981	Sep 9, 1981	19,000

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-9-135321	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 2,630 ft elevation.Download CSV →

Formation	MD ft	Subsea
WolfcampUPPER WOLFCAMP SS	7,242	-4,612

Perforations

Perforated and open-hole intervals.

From	To	Type
7,242	7,344	Perforated
18,294	18,595	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
16	1,193	20	300 S
10.75	6,600	14.75	2,000 S
7.625	15,090	9.5	1,000 S
2.875	18,154	—	—

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 →

Filed	W-2 / G-1 date	Logs referenced
Oct 31, 1990	Jun 15, 1990	Yes
Aug 9, 1990	—	—
Jan 12, 1984	Apr 11, 1983	—

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 42-443-30289 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-443-30289 → 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/44330289, documented in the API reference.