WELL · 42-003-41361 · DISTRICT 8
Thornberry 5 B #4
Andrews County · Fuhrman-Mascho field · Producing · Vertical
Thornberry 5 B #4 (API 42-003-41361) is a well in Andrews County operated by Crescent Energy Operating LLC, completed March 29, 2010 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued December 30, 2009, permitted to 4,984 ft.
It was permitted by OK Arena Operating Company and has since transferred to Crescent Energy Operating LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Yates, Three Finger, San Andres.
Its lease has reported 187K barrels of oil and 220K mcf of gas since January 1993, last reporting in July 2026. The lease carries 9 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by OK Arena Operating Company; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Aug 28, 2025
- Permits on file
- 54
- Phone
- (713) 337-4600
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Crescent Energy Operating LLC |
| Production reports | Crescent Energy Operating, LLCthrough Apr 2026 |
| Latest permit | OK Arena Operating CompanyDec 30, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,984
- total depth, ft
- 1
- permits on file
- Dec 30, 2009
- last permit issued
- Mar 29, 2010
- completed
- 187K
- cumulative oil, bbl
- 220K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Mar 29, 2010
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (X)
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; they carry 9 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Thornberry 5 B O-10-29669 | Fuhrman-Mascho | Crescent Energy Operating, LLC | 9 | 187K | 220K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 2,946 · prior 12 3,123(-6%)
Gas, mcf lease total
Last 12 months 3,632 · prior 12 3,703(-2%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1D & B Operating, Inc.Jan 1993 → Jul 1994
- 2Redco Oil & Gas Inc.Sep 1994 → Nov 2004
- 3OK Arena Operating CompanyApr 2005 → Jul 2010
- 4Sandridge Expl. and Prod., LLCAug 2010 → Jan 2013
- 5Sheridan Production Company, LLCFeb 2013 → Mar 2020
- 6FDL Operating, LLCApr 2020 → Nov 2021
- 7Contango Resources, Inc.Dec 2021 → Dec 2021
- 8Contango Resources, LLCJan 2022 → Oct 2025
- 9Crescent Energy Operating, LLCNov 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 689105-99 | Drill | OK Arena Operating Company | Dec 28, 2009 | Dec 30, 2009 | Mar 4, 2010 | 4,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Mar 29, 2010 | Thornberry 5 B O-10-29669 | Fuhrman-Mascho | Crescent Energy Operating LLC | Producing | 4,984 |
Formation tops
As filed on W-2/G-1. Subsea from 3,248 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 2,999 | 249 |
| Three Finger | 3,242 | 6 |
| San Andres | 4,634 | -1,386 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,582 | 4,762 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,769 | 12.25 | 755 S |
| 5.5 | 4,984 | 7.875 | 1,000 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 | Jul 28, 2011 | Dec 29, 2010 | Yes |
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 42-003-41361 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-003-41361 → 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/00341361, documented in the API reference.