TEXAS · WELLS · ECTOR COUNTY · EAST PENWELL /SAN ANDRES/ UNIT LEASE · API 42-135-33587 · DISTRICT 7B
East Penwell /San Andres/ Unit #407-AW
Ector County · Penwell field · Injection · Vertical
East Penwell /San Andres/ Unit #407-AW (API 42-135-33587) is a well in Ector County operated by Bce-Mach Iii LLC, completed September 30, 1981 and listed as injection on the RRC schedule.
The RRC has issued one drilling permit, issued February 3, 1981, permitted to 3,811 ft.
It was permitted by American Petrofina CO. Of Tex. and has since transferred to Bce-Mach Iii LLC on the wellbore schedule.
Completion filings report 4 formation tops, including Grayburg, San Andres, Zone 2, Zone 4.
Its lease has reported 13.6M barrels of oil and 1.37M mcf of gas since January 1993, last reporting in July 2026. The lease carries 377 wells, so these are lease totals, not this well alone.
It holds an active disposal or injection permit, with 85.6K barrels injected in the 12 months reported through October 2025.
Operator of record
Permitted by American Petrofina Co. of Tex.; the EWA schedule now lists a different operator.
- Based in
- Oklahoma City, OK
- P-5 status
- Active – Extension (X)
- P-5 last filed
- May 18, 2026
- Permits on file
- 10
- Phone
- (405) 252-8100
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Bce-Mach III LLC |
| Production reports | Bce-Mach III LLCthrough Apr 2026 |
| Latest permit | American Petrofina Co. of Tex.Feb 3, 1981 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,811
- total depth, ft
- 1
- permits on file
- Feb 3, 1981
- last permit issued
- Sep 30, 1981
- completed
- 13.6M
- cumulative oil, bbl
- 1.37M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 30, 1981
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 377 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| East Penwell /San Andres/ Unit O-10-21079 | Penwell | Bce-Mach III LLC | 377 | 13.6M | 1.37M | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 119,803 · prior 12 152,139(-21%)
Gas, mcf lease total
Last 12 months 3,650 · prior 12 3,911(-7%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Fina Oil & Chemical CompanyJan 1993 → May 1999
- 2First Permian, L.L.C.Jun 1999 → Apr 2002
- 3Energen Resources CorporationMay 2002 → Jan 2019
- 4Diamondback E&P LLCFeb 2019 → Jun 2019
- 5Sabinal Energy Operating, LLCJul 2019 → Aug 2025
- 6Bce-Mach III LLCSep 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 107357-99 | Drill | American Petrofina Co. of Tex. | Feb 3, 1981 | Feb 3, 1981 | Sep 2, 1981 | 3,850 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Sep 30, 1981 | East Penwell /San Andres/ Unit O-10-21079 | Penwell | Bce-Mach III LLC | Injection | 3,811 |
| Sep 30, 1981 | East Penwell /San Andres/ Unit O-10-21079 | Penwell | Bce-Mach III LLC | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,921 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Grayburg | 3,120 | -199 |
| Grayburg | 3,332 | -411 |
| San Andres | 3,400 | -479 |
| San Andres | 3,538 | -617 |
| Zone 2 | 3,550 | -629 |
| Zone 4 | 3,770 | -849 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,605 | 3,704 | Perforated |
| 3,605 | 3,730 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 771 | 11 | 350 S |
| 2.375 | 3,545 | — | — |
| 5.5 | 3,795 | 7.875 | 650 S |
| 5.5 | 3,811 | 7.875 | 650 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 | Feb 19, 2009 | Nov 16, 2007 | — |
| 00 | Jun 17, 1988 | Apr 18, 1988 | — |
| 00 | Jul 15, 1987 | Jun 29, 1987 | — |
| 00 | Jul 7, 1987 | Oct 23, 1981 | — |
| 00 | Jan 12, 1984 | Oct 23, 1981 | — |
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 42-135-33587 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-33587 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 85.6K
- bbl, last 12 reported months
- 5.8M
- bbl, all reported
- Oct 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000042247 | H-1 Injection | Active | 2,100 | 1,500 | 3,605–3,730 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 85,649 · prior 12 49,510(+73%)
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/13533587, documented in the API reference.