WELL · 42-489-31228 · DISTRICT 4

Cox B. F. #9

Willacy County · LA Sal Vieja (Frio Cons) field · Producing · Directional

Cox B. F. #9 (API 42-489-31228) is a well in Willacy County operated by Wagner Oil Company, completed June 19, 2010 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued April 24, 2009, permitted to 12,500 ft.

Completion filings report 5 formation tops, including Oberg, 10700 Snd, 10700' Snd, 11100 Snd.

No lease production has been reported under this well’s leases.

Operator of record

Wagner Oil Company

Fort Worth, TX · P-5 Y, filed Sep 4, 2025 · 278 permits on file · (800) 457-5332

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Wagner Oil Company
Production reports	Wagner Oil Companythrough Apr 2026
Latest permit	Wagner Oil CompanyApr 24, 2009

12,500: total depth, ft
1: permits on file
Apr 24, 2009: last permit issued
Jun 19, 2010: completed
0: cumulative oil, bbl
1.58M: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jun 2009 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule: ON SCHEDULE
Completed: Jun 19, 2010
Shut in: —
Plugged: —

Operator's P-5 on the schedule: Active

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
Cox, B. F. G-4-248693	LA Sal Vieja (Frio Cons)	Wagner Oil Company	1	0	1.58M	Jun 2009 – Jul 2026

Gas, mcf lease total

Last 12 months 1,615 · prior 12 2,392(-32%)

Chain of custody

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

1Wagner Oil CompanyJun 2009 → Apr 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
680386-99	Drill	Wagner Oil Company	Apr 14, 2009	Apr 24, 2009	May 11, 2009	12,500

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-4-248693	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 37 ft elevation.Download CSV →

Formation	MD ft	Subsea
Oberg	10,765	-10,728
10700 SND	10,863	-10,826
10700' SND	10,863	-10,826
11100 SND	11,325	-11,288
11100' SND	11,325	-11,288

Perforations

Perforated and open-hole intervals.

From	To	Type
11,306	11,316	Perforated
11,306	11,538	Perforated
11,407	11,417	Perforated
11,518	11,538	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
10.75	2,500	13.5	958 S
7	10,588	9.875	261 S
4.5	11,500	6.125	195 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
Sep 1, 2010	Aug 18, 2010	—
Nov 30, 2009	Aug 17, 2009	—
Sep 15, 2009	Jul 10, 2009	—
Jul 28, 2009	Jun 19, 2009	Yes
Jun 30, 2009	—	—

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 42-489-31228 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-489-31228 → 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/48931228, documented in the API reference.