TEXAS · WELLS · UPSHUR COUNTY · LARSSON, C.F. GAS UNIT NO. 1 LEASE · API 42-459-30464 · DISTRICT 06

Larsson C.F. Gas Unit No. 1 #1

Plugged

Upshur County · Rosewood (Cotton Valley) field · Vertical

Larsson C.F. Gas Unit NO. 1 #1 (API 42-459-30464) is a plugged well in Upshur County, plugged October 8, 2013, last operated by Xto Energy Inc..

The RRC has issued one drilling permit, issued May 21, 1980, permitted to 11,300 ft.

It was permitted by Excelsior Oil Corp. and has since transferred to Xto Energy Inc. on the wellbore schedule.

Operator of record

XTO Energy Inc.

Permitted by Excelsior Oil Corp.; the EWA schedule now lists a different operator.

Based in: Spring, TX
P-5 status: Active – Extension (X)
P-5 last filed: Apr 8, 2026
Permits on file: 16,156
Phone: (346) 502-1572

Watch this operator Watch Upshur County

SOURCE · RRC EWA WELLBORE SCHEDULE

11,300: total depth, ft
1: permits on file
May 21, 1980: last permit issued
May 14, 1981: completed
0: cumulative oil, bbl
508K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Oct 2013

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: May 14, 1981
Shut in: —
Plugged: Oct 8, 2013

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
Larsson, C.F. Gas Unit No. 1 G-6-93722	Rosewood (Cotton Valley)	XTO Energy Inc.	1	0	508K	Jan 1993 – Oct 2013

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.

1Verado Energy, Inc.Jan 1993 → Feb 1997
2Floyd Operating CompanyMar 1997 → Feb 2000
33TEC Energy CorporationMar 2000 → Jun 2003
4PXP Gulf Coast Inc.Jul 2003 → Dec 2004
5PXP Texas Inc.Jan 2005 → May 2005
6XTO Energy Inc.Jun 2005 → Oct 2013

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
81719-99	Drill	Excelsior Oil Corp.	May 21, 1980	May 21, 1980	Sep 28, 1980	11,300

Completions

Completed	Lease	Field	Operator	Status	Depth
May 14, 1981	Larsson C.F. Gas Unit No. 1 G-6-93722	Rosewood (Cotton Valley)	XTO Energy Inc.	Plugged	—

Perforations

Perforated and open-hole intervals.

From	To	Type
10,626	11,016	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
13.375	138	17.5	150 S
9.625	4,329	12.25	1,850 S
2.375	10,580	—	—
5.5	11,208	8.75	975 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 5, 1981	—

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 42-459-30464 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-459-30464 → 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/45930464, documented in the API reference.