WELL · 42-489-30946 · DISTRICT 4

Kleberg, R. J. Jr. Tr. Stillman #88

Kleberg, R. J. JR. TR. Stillman #88 (API 42-489-30946) is a permitted well in Willacy County filed by Exxon Mobil Corporation; no completion report is on file yet.

The RRC has issued 3 drilling permits (amended once) between 1993 and 2012, permitted to 12,800 ft.

Completion filings report 3 formation tops, including J-58, J-78, K-45.

Operator of record

Exxon Mobil Corporation

Spring, TX · P-5 Y, filed Jan 4, 2026 · 1,223 permits on file · (346) 305-8668

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	EOG Resources, Inc.through Jun 2025
Latest permit	Exxon Mobil CorporationJan 23, 2012

12,800: total depth, ft
4: permits on file
Jan 23, 2012: last permit issued
—: completed
0: cumulative oil, bbl
35.7M: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jun 1994 THROUGH Jan 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
Kleberg, R J Jr TR Stillman G-4-150964	Tordilla, SW. (L-27H)	EOG Resources, Inc.	1	0	35.7M	Jun 1994 – Jan 2026

Gas, mcf lease total

Last 12 months 12,215 · prior 12 76,070(-84%)

Chain of custody

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

1Exxon Corp.Jun 1994 → Mar 2000
2Exxon Mobil CorporationApr 2000 → Dec 2010
3EOG Resources, Inc.Dec 2019 → Jun 2025

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
731704-99	Recompletion	Exxon Mobil Corporation	Jan 16, 2012	Jan 23, 2012	—	11,666
435335-99	Field transfer	Exxon Corp.	Apr 28, 1995	Apr 28, 1995	Mar 8, 1994	11,666
417899-98	Drill	Exxon Corp.	Jul 29, 1994	Nov 4, 1993	Mar 8, 1994	12,800
417899-99	Drill	Exxon Corp.	Nov 4, 1993	Nov 4, 1993	—	12,800

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-4-150964	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 79 ft elevation.Download CSV →

Formation	MD ft	Subsea
J-58	9,647	-9,568
J-78	9,847	-9,768
K-45	10,418	-10,339

Perforations

Perforated and open-hole intervals.

From	To	Type
11,468	11,616	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
10.75	2,446	14.75	1,555 S
7.625	10,347	9.625	1,832 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 →

Filed	W-2 / G-1 date	Logs referenced
May 9, 2013	May 24, 2012	—
Jun 19, 1995	Mar 15, 1995	—
Oct 10, 1994	Aug 1, 1994	Yes
Sep 28, 1994	—	—

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 42-489-30946 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-489-30946 → scanned completion filings

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). 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/48930946, documented in the API reference.