WELL · 42-409-30393 · DISTRICT 4
Welder J. F. Unit #C36
San Patricio County · Odem S.E. (6700 Stringer) field · Vertical
Welder J. F. Unit #C36 (API 42-409-30393) is a well in San Patricio County operated by Texaco Inc., completed December 8, 1983.
The RRC has issued 3 drilling permits between 1983 and 1986, permitted to 9,000 ft.
Completion filings report 4 formation tops, including Oakville, Catahoula, Anahuac, Frio.
Its 2 leases have reported 143K barrels of oil and 679K mcf of gas since January 1993, last reporting in July 2026. The leases carry 6 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Midland, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Nov 27, 1996
- Permits on file
- 4,906
- Phone
- (432) 688-4643
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Texaco Inc. |
| Production reports | Wagner Oil Companythrough Sep 2016 |
| Latest permit | Texaco Inc.Apr 23, 1986 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,000
- total depth, ft
- 3
- permits on file
- Apr 23, 1986
- last permit issued
- Dec 8, 1983
- completed
- 143K
- cumulative oil, bbl
- 679K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 8, 1983
- Shut in
- —
- Plugged
- —
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 6 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Welder, J.F. Unit O-4-12144 | Odem, S. (Massive Frio) | 84 Energy LLC | 5 | 142K | 678K | Feb 1993 – Jul 2026 |
| Welder, J. F. Unit O-4-11026 | Odem, S. (6100) | Texaco E & P Inc. | 1 | 365 | 440 | Jan 1993 – Dec 1996 |
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.
- 1Texaco E & P Inc.Jan 1993 → Feb 1995
- 2Smith Production Inc.Mar 1995 → Apr 1999
- 3Energen Resources CorporationMay 1999 → Aug 2003
- 4Aroc (Texas) Inc.Sep 2003 → Feb 2005
- 5Southern Bay Operating, L.L.C.Mar 2005 → Jun 2013
- 6HK Energy Operating, LLCJul 2013 → Oct 2013
- 7Wagner Oil CompanyNov 2013 → Sep 2016
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 301346-99 | Recompletion | Texaco Inc. | Apr 22, 1986 | Apr 23, 1986 | — | 9,000 |
| 250996-99 | Recompletion | Texaco Inc. | Sep 7, 1984 | Sep 10, 1984 | — | 9,000 |
| 219682-99 | Recompletion | Texaco Inc. | Oct 24, 1983 | Nov 3, 1983 | — | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-4-11026 | — | — | — | — |
| — | — O-4-12144 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 13 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,002 | 6,008 | Perforated |
| 6,021 | 6,029 | Perforated |
| 6,038 | 6,042 | Perforated |
| 6,042 | 6,046 | Perforated |
| 6,087 | 6,101 | Perforated |
| 6,087 | 6,180 | Perforated |
| 6,128 | 6,138 | Perforated |
| 6,174 | 6,180 | Perforated |
| 6,812 | 6,820 | Perforated |
| 6,842 | 6,850 | Perforated |
| — | 6,002 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,567 | 12.25 | 1,000 S |
| 13.375 | 1,567 | 17.04 | 1,600 S |
| 13.375 | 1,567 | 17.5 | — |
| 13.375 | 1,567 | — | — |
| 9.625 | 7,630 | 12.25 | 975 S |
| 9.625 | 7,630 | — | 975 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 | May 22, 1996 | Jan 5, 1996 | — |
| 00 | Feb 3, 1993 | Dec 16, 1992 | — |
| 00 | Jan 25, 1993 | Dec 16, 1992 | — |
| 00 | Jan 22, 1993 | Nov 24, 1992 | — |
| 00 | Aug 14, 1987 | Jul 28, 1987 | — |
| 00 | May 7, 1986 | Apr 24, 1986 | Yes |
| 00 | May 3, 1986 | — | — |
| 00 | Nov 28, 1984 | Nov 12, 1984 | — |
| 00 | Nov 21, 1984 | Oct 31, 1984 | — |
| 00 | Apr 18, 1984 | Mar 15, 1984 | — |
| 00 | Mar 30, 1984 | Mar 15, 1984 | — |
| 00 | Jan 12, 1984 | Aug 20, 1974 | — |
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 42-409-30393 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-409-30393 → 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/40930393, documented in the API reference.