WELL · 42-255-31204 · DISTRICT 2
Wessendorff #1
Karnes County · Speary (Wilcox 9400) field · Vertical
Wessendorff #1 (API 42-255-31204) is a plugged well in Karnes County, plugged March 2, 2006, last operated by Royal Oil & Gas Corp..
The RRC has issued 3 drilling permits between 1988 and 1991, permitted to 10,000 ft.
It was permitted by Enex Resources Corporation and has since transferred to Royal Oil & Gas Corp. on the wellbore schedule.
Completion filings report 4 formation tops, including Tips, 1st Roeder, 4th Roeder, Speary.
Its 2 leases have reported 19.8K barrels of oil and 89.9K mcf of gas since January 1993, last reporting in December 2006.
Operator of record
Permitted by Enex Resources Corporation; the EWA schedule now lists a different operator.
Indiana, PA · P-5 Y, filed Jul 7, 1995 · 360 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Royal Oil & Gas Corp. |
| Production reports | Delta Exploration Company, Inc.through Dec 2005 |
| Latest permit | Enex Resources CorporationSep 6, 1991 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,000
- total depth, ft
- 3
- permits on file
- Sep 6, 1991
- last permit issued
- Oct 8, 1988
- completed
- 19.8K
- cumulative oil, bbl
- 89.9K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Dec 2006
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 8, 1988
- Shut in
- —
- Plugged
- Mar 2, 2006
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 |
|---|---|---|---|---|---|---|
| Wessendorf O-2-7733 | Speary (Wilcox 9400) | Delta Exploration Company, Inc. | 1 | 19.8K | 89.9K | Jan 1993 – Dec 2006 |
| — O-2-7486 | — | — | 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.
- 1Enex Resources CorporationJan 1993 → Dec 1998
- 2Americo Energy Resources, LLCJan 1999 → Dec 2003
- 3Patterson Energy CorporationJan 2004 → Aug 2004
- 4Delta Exploration Company, Inc.Sep 2004 → Dec 2005
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 391614-99 | Recompletion | Enex Resources Corporation | Sep 4, 1991 | Sep 6, 1991 | Aug 19, 1991 | 9,480 |
| 361348-99 | Recompletion | Royal Oil & Gas Corp. | Jul 10, 1989 | Jul 12, 1989 | — | 10,000 |
| 350454-99 | Drill | Royal Oil & Gas Corp. | Aug 24, 1988 | Aug 25, 1988 | — | 10,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-2-7486 | — | — | — | — |
| — | — O-2-7733 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 206 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Tips | 8,355 | -8,149 |
| 1ST Roeder | 8,745 | -8,539 |
| 4TH Roeder | 9,043 | -8,837 |
| Speary | 9,306 | -9,100 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,355 | 8,366 | Perforated |
| 9,306 | 9,321 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 4,230 | 12.25 | 1,375 S |
| 4.5 | 9,462 | 7.875 | 430 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 27, 1991 | Sep 4, 1991 | Yes |
| 00 | Sep 10, 1991 | Jul 11, 1989 | Yes |
| 00 | Aug 17, 1989 | Jul 11, 1989 | Yes |
| 00 | Aug 11, 1989 | — | — |
| 00 | Nov 23, 1988 | Oct 26, 1988 | Yes |
| 00 | Nov 2, 1988 | — | — |
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 42-255-31204 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-255-31204 → 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/25531204, documented in the API reference.