WELL · 42-161-30011 · DISTRICT 5
Robinson C. B. #1
Freestone County · Stewards Mill (Smackover) field · Vertical
Robinson C. B. #1 (API 42-161-30011) is a plugged well in Freestone County, plugged October 22, 1998, last operated by Texas Oil & Gas Corp..
The RRC has issued one drilling permit, issued March 3, 1997, permitted to 13,225 ft.
It was permitted by Marathon Oil Company and has since transferred to Texas Oil & Gas Corp. on the wellbore schedule.
Completion filings report 6 formation tops, including Austin Chalk, Base Mass. Anhydrite, Pettit, Travis Peak.
Operator of record
Permitted by Marathon Oil Company; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed Sep 15, 1987 · 1,344 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Texas Oil & Gas Corp. |
| Production reports | Marathon Oil Companythrough May 1998 |
| Latest permit | Marathon Oil CompanyMar 3, 1997 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,225
- total depth, ft
- 1
- permits on file
- Mar 3, 1997
- last permit issued
- Sep 1, 1969
- completed
- 0
- cumulative oil, bbl
- 842K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Oct 1998
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 1, 1969
- Shut in
- —
- Plugged
- Oct 22, 1998
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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Stewards Mill Gas Unit # 1 G-5-162148 | Stewards Mill (Smackover) | Marathon Oil Company | 1 | 0 | 791K | Sep 1996 – Oct 1998 |
| Stewards Mill Gas Unit #1 G-5-60422 | Stewards Mill (Cotton Valley LM) | Marathon Oil Company | 1 | 0 | 50.8K | Jan 1993 – Nov 1997 |
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.
- 1Marathon Oil CompanyMay 1994 → May 1998
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 459329-99 | Recompletion | Marathon Oil Company | Mar 3, 1997 | Mar 3, 1997 | Aug 20, 1997 | 13,225 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-5-60422 | — | — | — | — |
| — | — G-5-162148 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 310 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin ChalkBASE AUSTIN CHALK | 3,605 | -3,295 |
| Base Mass. Anhydrite | 6,996 | -6,686 |
| Pettit | 7,563 | -7,253 |
| Travis Peak | 7,743 | -7,433 |
| Cotton ValleyCOTTON VALLEY LIME | 11,441 | -11,131 |
| Smackover | 12,250 | -11,940 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,447 | 11,537 | Perforated |
| 12,665 | 12,678 | Perforated |
| 12,665 | 12,697 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 75 | — | — |
| 9.625 | 4,500 | 12.25 | 1,500 S |
| 5.5 | 13,218 | 8.75 | 300 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 | Apr 3, 1997 | Mar 5, 1997 | Yes |
| 00 | Mar 31, 1997 | — | — |
| 00 | Jan 12, 1984 | Dec 31, 1974 | — |
| 00 | Jan 12, 1984 | — | — |
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 42-161-30011 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-161-30011 → 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/16130011, documented in the API reference.