WELL · 42-057-30883 · DISTRICT 2

Knipling Gas Unit #1

Plugged

Calhoun County · Sheriff East (9400) field · Vertical

Knipling Gas Unit #1 (API 42-057-30883) is a plugged well in Calhoun County, plugged November 21, 2024, last operated by American Petrofina CO. Of Tex..

The RRC has issued 5 drilling permits between 1978 and 1999, permitted to 9,500 ft.

It was permitted by Synergy Oil & Gas, Inc. (A) and has since transferred to American Petrofina CO. Of Tex. on the wellbore schedule.

Completion filings report 7 formation tops, including 8530 Sd, 9000 Sand, 8800 Sand, 8800 Sd.

Operator of record

American Petrofina Co. of Tex.

Permitted by Synergy Oil & Gas, Inc. (A); the EWA schedule now lists a different operator.

Dallas, TX · P-5 Y, filed Nov 15, 1985 · 831 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	American Petrofina Co. of Tex.
Production reports	XOG Operating LLCthrough Oct 2006
Latest permit	Synergy Oil & Gas, Inc. (A)Dec 3, 1999

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

9,500: total depth, ft
5: permits on file
Dec 3, 1999: last permit issued
Mar 28, 1979: completed
0: cumulative oil, bbl
823K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Oct 2024

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Mar 28, 1979
Shut in: —
Plugged: Nov 21, 2024

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 3 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →

Lease	Field	Reporting operator	Wells	Gas, mcf	Reported
Knipling Gas Unit G-2-148749	Sheriff, East (8348 Frio)	XOG Operating LLC	1	697K	Jan 1994 – Oct 2024
Knipling Gas Unit G-2-177933	Sheriff, E. (8400 Frio Stringer)	XOG Operating LLC	1	124K	Dec 1999 – Oct 2024
Knipling Gas Unit G-2-114011	Sheriff, East (8530)	Synergy Production Company	1	1.57K	Jan 1993 – Jan 1994

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.

1Fina Oil & Chemical CompanyJan 1993 → Sep 1993
2Synergy Production CompanyOct 1993 → Jan 1996
3Synergy Oil & Gas, Inc. (A)Feb 1996 → Aug 2001
4Penn Virginia Oil & Gas Corp.Sep 2001 → Apr 2002
5Xeric Oil & Gas CorporationMay 2002 → Jun 2005
6XOG Operating LLCJul 2005 → Oct 2006

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
489944-99	Recompletion	Synergy Oil & Gas, Inc. (A)	Dec 1, 1999	Dec 3, 1999	Dec 10, 1999	9,296
421858-99	Recompletion	Synergy Production Company	Mar 9, 1994	Mar 9, 1994	Jan 27, 1994	9,296
247999-99	Recompletion	American Petrofina Co. of Tex.	Aug 6, 1984	Aug 10, 1984	—	9,296
187844-99	Recompletion	American Petrofina Co. of Tex.	Mar 8, 1983	Mar 8, 1983	—	9,296
38863-99	Drill	Bell, Kelly Inc.	Dec 14, 1978	Dec 14, 1978	Dec 31, 1978	9,500

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-2-114011	—	—	—	—
—	— G-2-148749	—	—	—	—
—	— G-2-177933	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 17 ft elevation.Download CSV →

Formation	MD ft	Subsea
8530 SD	8,541	-8,524
9000 Sand	8,710	-8,693
8800 Sand	8,777	-8,760
8800 SD	8,777	-8,760
Parcenia Oil Sand	8,938	-8,921
Parcenia SD	8,938	-8,921
Holloman Sand	9,132	-9,115

Perforations

Perforated and open-hole intervals.

From	To	Type
7,785	7,800	Perforated
8,216	8,224	Perforated
8,294	8,302	Perforated
8,314	8,320	Perforated
8,374	8,383	Perforated
8,541	8,546	Perforated
8,591	8,598	Perforated
8,910	8,912	Perforated
9,131	9,182	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
9.625	1,196	12.75	500 S
10.75	2,295	15	1,000 S
2	8,750	—	—
2.375	9,056	—	—
5.5	9,295	8.75	525 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
Jul 3, 2007	Dec 6, 2006	—
Sep 27, 2000	Dec 30, 1999	—
Aug 7, 2000	—	—
Aug 22, 1994	Mar 15, 1994	Yes
Apr 13, 1994	—	—
Jan 10, 1985	Dec 13, 1984	—
Dec 22, 1984	Nov 13, 1984	—
Jan 12, 1984	Mar 28, 1983	—
Jan 12, 1984	Apr 9, 1979	—

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 42-057-30883 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-057-30883 → 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.

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

0: bbl, last 12 reported months
123K: bbl, all reported
Nov 2016: reported through

UIC	Kind	Status	Permitted bbl/d	Max psi	Zone ft
000094990	H-1 Injection	Plugged Nov 25, 2024	1,000	1,500	7,550–7,800

MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS

Last 12 months 0 · prior 12 0

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/05730883, documented in the API reference.