WELL · 42-461-31952 · DISTRICT 7
Elkin 30A #1
Upton County · Spraberry (Trend Area CL. Fk.) field · Vertical
Elkin 30a #1 (API 42-461-31952) is a plugged well in Upton County, plugged February 10, 2009, last operated by Endeavor Energy Resources L.P..
The RRC has issued 2 drilling permits between 1982 and 1991, permitted to 9,300 ft.
It was permitted by Seco Production Company and has since transferred to Endeavor Energy Resources L.P. on the wellbore schedule.
Completion filings report 4 formation tops, including Clear Fork, Spraberry, Dean, Wolfcamp.
Its 2 leases have reported 15.2K barrels of oil and 10.8K mcf of gas since January 1993, last reporting in March 2009. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
Endeavor Energy Resources L.P.
Permitted by Seco Production Company; the EWA schedule now lists a different operator.
Midland, TX · P-5 Y, filed Apr 4, 2026 · 6,190 permits on file · (855) 247-5920
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Endeavor Energy Resources L.P. |
| Production reports | Midland Oil and Gas, Inc.through Aug 2002 |
| Latest permit | Seco Production CompanySep 24, 1991 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,300
- total depth, ft
- 2
- permits on file
- Sep 24, 1991
- last permit issued
- Oct 2, 1991
- completed
- 15.2K
- cumulative oil, bbl
- 10.8K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Mar 2009
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 2, 1991
- Shut in
- —
- Plugged
- Feb 10, 2009
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 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Elkin 30A O-9-13163 | Spraberry (Trend Area CL. Fk.) | Endeavor Energy Resources L.P. | 1 | 15.2K | 10.8K | Jan 1993 – Mar 2009 |
| Elkin 30A O-9-9903 | Calvin (Dean) | Stephens, Autry C. | 2 | 0 | 0 | Jan 1993 – Dec 1995 |
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.
- 1Seco Production CompanyJan 1993 → Jul 1998
- 2Hillside Oil & Gas LLCJan 2001 → Feb 2001
- 3Midland Oil and Gas, Inc.May 2001 → Aug 2002
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 392068-99 | Recompletion | Seco Production Company | Sep 19, 1991 | Sep 24, 1991 | Sep 25, 1991 | 9,220 |
| 176173-99 | Drill | Parma Petroleum Corp. | Nov 1, 1982 | Nov 1, 1982 | Dec 2, 1982 | 9,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-9903 | — | — | — | — |
| — | — O-9-13163 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,731 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Clear ForkCLEARFORK | 6,560 | -3,829 |
| SpraberryUPPER SPRABERRY | 7,062 | -4,331 |
| Dean | 8,010 | -5,279 |
| Wolfcamp | 8,810 | -6,079 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,582 | 6,591 | Perforated |
| 8,464 | 9,130 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 338 | 17.5 | 350 S |
| 13.375 | 339 | 17.5 | 350 S |
| 8.625 | 4,105 | 11 | 300 S |
| 2.375 | 9,087 | — | — |
| 4.5 | 9,220 | 7.875 | 900 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 30, 1993 | Mar 31, 1993 | — |
| 00 | Nov 22, 1991 | Oct 14, 1991 | Yes |
| 00 | Nov 19, 1991 | Jun 9, 1983 | — |
| 00 | Jan 12, 1984 | Jun 9, 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 42-461-31952 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-31952 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/46131952, documented in the API reference.