WELL · 42-427-04827 · DISTRICT 4
DE Garza, C. L. #31
Starr County · Sun North (6340) field · Vertical
De Garza, C. L. #31 (API 42-427-04827) is a well in Starr County operated by Sun Exploration & Production CO., completed October 1, 1966.
The RRC has issued 4 drilling permits (amended twice) between 1983 and 1989, permitted to 9,159 ft.
It was permitted by Oryx Energy Company and has since transferred to Sun Exploration & Production CO. on the wellbore schedule.
Completion filings report 8 formation tops, including C-2-2, D-3,D-3, D-3, D-3, Vicksburg.
No lease production has been reported under this well’s leases.
Operator of record
Sun Exploration & Production Co.
Permitted by Oryx Energy Company; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed Aug 3, 1992 · 1,284 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sun Exploration & Production Co. |
| Production reports | Oryx Energy Companythrough Jun 1994 |
| Latest permit | Oryx Energy CompanyDec 15, 1989 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,159
- total depth, ft
- 6
- permits on file
- Dec 15, 1989
- last permit issued
- Oct 1, 1966
- completed
- 0
- cumulative oil, bbl
- 25.5K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 1, 1966
- 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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| DE Garza, C. L. G-4-138830 | Sun, North (C-2-A) | Killam Oil Co., Ltd. | 1 | 0 | 25.5K | Jan 1993 – Jul 2026 |
| — G-4-129599 | — | — | 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.
- 1Oryx Energy CompanyJan 1993 → Jun 1994
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 367635-97 | Recompletion | Oryx Energy Company | May 20, 1991 | Dec 15, 1989 | — | 9,159 |
| 367635-98 | Recompletion | Oryx Energy Company | Jun 25, 1990 | Dec 15, 1989 | Feb 1, 1991 | 9,159 |
| 367635-99 | Recompletion | Oryx Energy Company | Dec 14, 1989 | Dec 15, 1989 | — | 9,159 |
| 352242-99 | Recompletion | Sun Exploration & Production Co. | Oct 13, 1988 | Oct 14, 1988 | — | 9,159 |
| 334909-99 | Recompletion | Sun Expl. & Prod. Co.-Corpus | Aug 21, 1987 | Aug 25, 1987 | — | 9,159 |
| 217373-99 | Recompletion | Sun Expl. & Prod. Co.-Corpus | Oct 7, 1983 | Oct 18, 1983 | — | 9,159 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-129599 | — | — | — | — |
| — | — G-4-138830 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 317 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,552 | 4,559 | Perforated |
| 5,072 | 5,081 | Perforated |
| 6,342 | 6,346 | Perforated |
| 6,652 | 6,664 | Perforated |
| 6,996 | 7,006 | Perforated |
| — | 7,006 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,521 | — | — |
| 10.75 | 1,523 | 15 | 620 S |
| 2.375 | 6,577 | — | — |
| 7 | 8,491 | 8.875 | 850 S |
| 7 | 8,491 | — | — |
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 19, 1991 | Apr 9, 1991 | Yes |
| 00 | Aug 2, 1991 | — | — |
| 00 | Feb 28, 1989 | Jan 24, 1989 | Yes |
| 00 | Feb 3, 1989 | — | — |
| 00 | Mar 14, 1988 | Jan 11, 1988 | Yes |
| 00 | Feb 4, 1988 | — | — |
| 00 | Jan 12, 1984 | Nov 7, 1983 | — |
| 00 | Jan 12, 1984 | Nov 7, 1966 | — |
| 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 42-427-04827 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-427-04827 → 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/42704827, documented in the API reference.