WELL · 42-041-31711 · DISTRICT 3
McCullough-McCullough B Unit #1RE
Brazos County · Giddings (Austin Chalk-3) field · Producing · Horizontal
Mccullough-Mccullough B Unit #1RE (API 42-041-31711) is a horizontal well in Brazos County operated by Magnolia Oil & Gas Operating LLC, completed September 8, 2006 and listed as producing on the RRC schedule.
The RRC has issued 2 drilling permits between 1992 and 2006, permitted to 15,137 ft.
It was permitted by Anadarko E&P Company LP and has since transferred to Magnolia Oil & Gas Operating LLC on the wellbore schedule.
Completion filings report 4 formation tops, including Midway, Navarro, Pecan Gap, Austin Chalk.
No lease production has been reported under this well’s leases.
Operator of record
Magnolia Oil & Gas Operating LLC
Permitted by Anadarko E&P Company LP; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- May 6, 2026
- Permits on file
- 615
- Phone
- (713) 842-9050
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Magnolia Oil & Gas Operating LLC |
| Production reports | Magnolia Oil & Gas Operating LLCthrough Apr 2026 |
| Latest permit | Anadarko E&P Company LPJul 11, 2006 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 15,137
- total depth, ft
- 2
- permits on file
- Jul 11, 2006
- last permit issued
- Sep 8, 2006
- completed
- 0
- cumulative oil, bbl
- 3.69M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Mar 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 8, 2006
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 |
|---|---|---|---|---|---|---|
| McCullough-McCullough 'B' Unit G-3-145291 | Giddings (Austin Chalk, Gas) | Magnolia Oil & Gas Operating LLC | 1 | 0 | 3.69M | Mar 1993 – Jul 2026 |
Gas, mcf lease total
Last 12 months 11,803 · prior 12 23,730(-50%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Union Pacific Resources CompanyApr 1993 → Jan 2001
- 2Rme Petroleum CompanyFeb 2001 → Nov 2002
- 3Anadarko E&P Company LPDec 2002 → Jul 2007
- 4Enervest Operating, L.L.C.Aug 2007 → Jul 2018
- 5Magnolia Oil & Gas Operating LLCAug 2018 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 622270-99 | Recompletion | Anadarko E&P Company LP | Jul 10, 2006 | Jul 11, 2006 | Aug 2, 2006 | 11,500 |
| 407609-99 | Drill | Union Pacific Resources Company | Dec 23, 1992 | Dec 23, 1992 | Feb 3, 1993 | 15,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Sep 8, 2006 | McCullough-McCullough B Unit G-3-145291 | Giddings (Austin Chalk-3) | Magnolia Oil & Gas Operating LLC | Producing | 15,137 |
| Sep 8, 2006 | McCullough-McCullough B Unit G-3-145291 | Giddings (Austin Chalk-3) | Magnolia Oil & Gas Operating LLC | Producing | 15,137 |
Formation tops
As filed on W-2/G-1. Subsea from 242 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Midway | 6,562 | -6,320 |
| Navarro | 8,532 | -8,290 |
| Pecan Gap | 9,992 | -9,750 |
| Austin Chalk | 10,625 | -10,383 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,697 | 15,124 | Perforated |
| 10,839 | 15,137 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,060 | 14.75 | 1,157 S |
| 7.625 | 10,839 | 9.875 | 570 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 17, 2007 | Dec 12, 2006 | — |
| 00 | Jun 15, 1993 | May 25, 1993 | Yes |
| 00 | Jun 2, 1993 | — | — |
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 42-041-31711 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-041-31711 → 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/04131711, documented in the API reference.