WELL · 42-461-03907 · DISTRICT 7
Jacobs Livestock A/C-2 #2
Upton County · Heluma East (Devonian) field · Vertical
Jacobs Livestock A/C-2 #2 (API 42-461-03907) is a plugged well in Upton County, plugged January 20, 2010, last operated by Extex Operating Company.
The RRC has issued one drilling permit, issued March 26, 1986, permitted to 10,690 ft.
It was permitted by Sun Expl. & Prod. CO.-Midland and has since transferred to Extex Operating Company on the wellbore schedule.
Completion filings report 3 formation tops, including Pennsylvanian, Devonian, Ellenburger.
Its 3 leases have reported 88.1K barrels of oil and 194K mcf of gas since January 1993, last reporting in July 2026. The leases carry 4 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Sun Expl. & Prod. Co.-Midland; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Nov 4, 2025 · 117 permits on file · (713) 870-4327
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Extex Operating Company |
| Production reports | Legacy Reserves Operating LPthrough Nov 2018 |
| Latest permit | Sun Expl. & Prod. Co.-MidlandMar 26, 1986 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,690
- total depth, ft
- 1
- permits on file
- Mar 26, 1986
- last permit issued
- May 9, 1986
- completed
- 88.1K
- cumulative oil, bbl
- 194K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 9, 1986
- Shut in
- —
- Plugged
- Jan 20, 2010
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 3 leases 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 |
|---|---|---|---|---|---|---|
| Jacobs Livestock A/C-2 O-9-6658 | Heluma, East (Devonian) | Extex Operating Company | 2 | 72.9K | 89.4K | Jan 1993 – Jul 2026 |
| Jacobs Livestock a/C 2 G-9-167169 | Heluma (Penn.) | Samson Lone Star, LLC | 1 | 0 | 51.3K | Feb 1998 – Jan 2010 |
| Jacobs Livestock A/C-2 O-9-13428 | Heluma (Penn.) | Samson Lone Star LP | 1 | 15.2K | 52.9K | Mar 1993 – Mar 1998 |
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 → Jul 1994
- 2Samson Hydrocarbons CompanyAug 1995 → Aug 1995
- 3Samson Lone Star LPAug 1997 → Jun 2007
- 4Samson Lone Star, LLCJul 2007 → Dec 2010
- 5Three Rivers Operating Co LLCJan 2011 → Jul 2012
- 6COG Operating LLCAug 2012 → Oct 2012
- 7Legacy Reserves Operating LPJan 2013 → Nov 2018
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 300297-99 | Recompletion | Sun Expl. & Prod. Co.-Midland | Mar 26, 1986 | Mar 26, 1986 | — | 10,690 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-9-167169 | — | — | — | — |
| — | — O-9-6658 | — | — | — | — |
| — | — O-9-13428 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,952 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| PennsylvanianPENN | 7,530 | -4,578 |
| PennsylvanianPENN | 7,895 | -4,943 |
| Devonian | 8,000 | -5,048 |
| Devonian | 8,574 | -5,622 |
| Ellenburger | 10,600 | -7,648 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,760 | 7,790 | Perforated |
| 7,958 | 7,966 | Perforated |
| 7,978 | 8,056 | Perforated |
| 8,041 | 8,053 | Perforated |
| 8,617 | 9,085 | Perforated |
| — | 10,620 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 426 | 17.25 | 500 S |
| 13.375 | 430 | 17.25 | 500 S |
| 8.625 | 3,500 | 11 | 2,200 S |
| 5.5 | 10,679 | 7.875 | 700 S |
| 5.5 | 10,690 | 7.875 | 700 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 | Jul 7, 1998 | Mar 11, 1996 | — |
| 00 | Mar 27, 1998 | — | — |
| 00 | Apr 30, 1993 | Apr 12, 1993 | — |
| 00 | Apr 19, 1993 | — | — |
| 00 | Jun 13, 1986 | May 14, 1986 | Yes |
| 00 | Jun 12, 1986 | Jun 6, 1986 | — |
| 00 | Jan 12, 1984 | Jun 20, 1975 | — |
| 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 42-461-03907 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-03907 → 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/46103907, documented in the API reference.