WELL · 42-461-01889 · DISTRICT 7
Pembrook Ralph -A- #1
Upton County · Spraberry (Trend Area CL. Fk.) field · Vertical
Pembrook Ralph -A- #1 (API 42-461-01889) is a plugged well in Upton County, plugged July 16, 2008, last operated by Endeavor Energy Resources L.P..
The RRC has issued one drilling permit, issued August 31, 1979, permitted to 7,280 ft.
It was permitted by Sohio Natural Resources CO. and has since transferred to Endeavor Energy Resources L.P. on the wellbore schedule.
Its lease has reported 135K barrels of oil and 187K mcf of gas since January 1993, last reporting in April 2023. The lease carries 4 wells, so these are lease totals, not this well alone.
Operator of record
Endeavor Energy Resources L.P.
Permitted by Sohio Natural Resources Co.; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jun 12, 2026
- Permits on file
- 6,190
- Phone
- (432) 221-7400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Endeavor Energy Resources L.P. |
| Production reports | Endeavor Energy Resources L.P.through Oct 2018 |
| Latest permit | Sohio Natural Resources Co.Aug 31, 1979 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,280
- total depth, ft
- 1
- permits on file
- Aug 31, 1979
- last permit issued
- Nov 30, 1979
- completed
- 135K
- cumulative oil, bbl
- 187K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2023
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 30, 1979
- Shut in
- —
- Plugged
- Jul 16, 2008
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 lease this well is completed on; they carry 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Pembrook, Ralph -A- O-9-5918 | Spraberry (Trend Area CL. Fk.) | Endeavor Energy Resources L.P. | 4 | 135K | 187K | Jan 1993 – Apr 2023 |
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.
- 1Pg&e Resources CompanyJan 1993 → Jul 1994
- 2Midpar L.P.Aug 1994 → Jan 1995
- 3Stephens, Autry C.Feb 1995 → Aug 2000
- 4Endeavor Energy Resources L.P.Sep 2000 → Oct 2018
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 56965-99 | Recompletion | Sohio Natural Resources Co. | Aug 31, 1979 | Aug 31, 1979 | — | 7,280 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-5918 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,646 | 6,813 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 331 | — | 215 S |
| 2.375 | 6,842 | — | — |
| 7 | 7,125 | — | 162 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 | Jan 12, 1984 | Dec 17, 1979 | — |
| 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 42-461-01889 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-01889 → 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/46101889, documented in the API reference.