TEXAS · WELLS · EASTLAND COUNTY · API 42-133-34789 · DISTRICT 6E
Robertson CSL #12
Eastland County · Robertson(marble Falls Zone 5) field · Vertical
Robertson Csl #12 (API 42-133-34789) is a plugged well in Eastland County, plugged September 18, 2017, last operated by Stephens & Johnson Operating CO..
The RRC has issued 3 drilling permits between 1983 and 2008, permitted to 3,900 ft.
Completion filings report 6 formation tops, including Strawn, Caddo, Smithwick, Big Saline.
Operator of record
Stephens & Johnson Operating Co.
- Based in
- Wichita Falls, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Jul 2, 2026
- Permits on file
- 360
- Phone
- (940) 723-2166
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Stephens & Johnson Operating Co. |
| Production reports | Stephens & Johnson Operating Co.through Apr 2009 |
| Latest permit | Stephens & Johnson Operating Co.May 6, 2008 |
- 3,900
- total depth, ft
- 3
- permits on file
- May 6, 2008
- last permit issued
- Feb 25, 2008
- completed
- 0
- cumulative oil, bbl
- 2.64K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Sep 2017
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 25, 2008
- Shut in
- —
- Plugged
- Sep 18, 2017
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 3 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 |
|---|---|---|---|---|---|---|
| Robertson CSL G-8-135176 | Wildcat | Stephens & Johnson Operating Co. | 1 | 0 | 0 | Jan 1993 – Sep 2017 |
| Robertson CSL G-8-237572 | Robertson(marble Falls Zone 5) | Stephens & Johnson Operating Co. | 1 | 0 | 2.64K | Feb 2008 – Sep 2017 |
| — G-8-105183 | — | — | 0 | 0 | 0 | — |
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.
- 1Stephens & Johnson Operating Co.Feb 2008 → Apr 2009
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 657435-99 | Recompletion | Stephens & Johnson Operating Co. | Mar 14, 2008 | May 6, 2008 | May 11, 1990 | 3,700 |
| 372875-99 | Recompletion | Oryx Energy Company | May 2, 1990 | May 2, 1990 | — | 3,700 |
| 189090-99 | Drill | Sun Exploration & Production Co. | Mar 15, 1983 | Mar 15, 1983 | Mar 18, 1983 | 3,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Feb 25, 2008 | Robertson CSL G-8-237572 | Robertson(marble Falls Zone 5) | Stephens & Johnson Operating Co. | Plugged | — |
| May 22, 1990 | Robertson CSL G-8-135176 | Wildcat | Stephens & Johnson Operating Co. | Plugged | — |
| Apr 20, 1983 | Robertson CSL G-8-105183 | Robertson(marble Falls Zone 5) | Oryx Energy Company | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,341 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Strawn | 2,163 | -822 |
| Caddo | 2,579 | -1,238 |
| Smithwick | 2,842 | -1,501 |
| Big Saline | 3,156 | -1,815 |
| Marble FallsMARBLE FALLS CON. ZN 5 | 3,403 | -2,062 |
| Marble FallsMARBLE FALLS CONG. ZN 5 | 3,423 | -2,082 |
| Duffer | 3,602 | -2,261 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,482 | 2,490 | Perforated |
| 3,404 | 3,422 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 226 | 12.25 | 150 S |
| 2.375 | 3,343 | — | — |
| 4.5 | 3,699 | 8.5 | 525 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 | Sep 11, 2008 | Aug 4, 2008 | — |
| 00 | Aug 4, 2008 | — | — |
| 00 | Aug 9, 1990 | Jun 20, 1990 | — |
| 00 | Aug 2, 1990 | — | — |
| 00 | Jan 12, 1984 | May 2, 1983 | — |
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 42-133-34789 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-133-34789 → 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/13334789, documented in the API reference.