WELL · 42-503-39544 · DISTRICT 9
Jeffery Est. B #1
Young County · Seacliff (Mississippi) field · Vertical
Jeffery Est. B #1 (API 42-503-39544) is a well in Young County operated by Four Corners Energy LLC, completed August 3, 1987.
The RRC has issued one drilling permit, issued June 24, 1987, permitted to 4,999 ft.
It was permitted by Chital Petroleum Corp. and has since transferred to Four Corners Energy LLC on the wellbore schedule.
Completion filings report 7 formation tops, including Home Creek, Palo Pinto, Dog Bend, Caddo.
Its 3 leases have reported 31.3K barrels of oil and 21 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 Chital Petroleum Corp.; the EWA schedule now lists a different operator.
Gulf Breeze, FL · P-5 Y, filed Jan 4, 2026 · (850) 332-8551
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Four Corners Energy LLC |
| Production reports | Four Corners Energy, LLCthrough Aug 2023 |
| Latest permit | Chital Petroleum Corp.Jun 24, 1987 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,999
- total depth, ft
- 1
- permits on file
- Jun 24, 1987
- last permit issued
- Aug 3, 1987
- completed
- 31.3K
- cumulative oil, bbl
- 21
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 3, 1987
- Shut in
- —
- Plugged
- —
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 |
|---|---|---|---|---|---|---|
| Jeffery Est. "B" O-13-27383 | Seacliff (Mississippi) | Four Corners Energy, LLC | 2 | 14.2K | 19 | Jan 1993 – Jul 2026 |
| Jeffery Estate -A- O-13-29495 | Seacliff (Mississippi) | Four Corners Energy, LLC | 1 | 16.9K | 0 | May 1998 – Jul 2026 |
| Jeffery Estate "A"(wb) O-13-26738 | Seacliff (Mississippi) | Magnum Production & Well Service | 1 | 221 | 2 | Jan 1993 – Mar 2008 |
Oil, barrels lease total
Last 12 months 0 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Chital Petroleum Corp.Jan 1993 → Jan 1994
- 2Oho&gFeb 1994 → Aug 1996
- 3Magnum Production & Well ServiceDec 1996 → Mar 2004
- 4B.E.G. ProductionApr 2004 → Jan 2005
- 5GM PetroleumJan 2006 → Mar 2014
- 6Four Corners Energy, LLCApr 2014 → Aug 2023
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 332070-99 | Drill | Chital Petroleum Corp. | Jun 24, 1987 | Jun 24, 1987 | — | 4,999 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-13-26738 | — | — | — | — |
| — | — O-13-27383 | — | — | — | — |
| — | — O-13-29495 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,145 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Home Creek | 1,264 | -119 |
| Palo Pinto | 2,056 | -911 |
| Dog Bend | 2,344 | -1,199 |
| Caddo | 4,097 | -2,952 |
| Morrow | 4,457 | -3,312 |
| PennsylvanianBASE PENN. | 4,592 | -3,447 |
| MississippianMISS LIME | 4,664 | -3,519 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,664 | 4,682 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 202 | 12.25 | 150 S |
| 5.5 | 4,654 | 7.875 | 125 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 | May 8, 1998 | Aug 10, 1987 | Yes |
| 00 | Jan 17, 1997 | Aug 10, 1987 | Yes |
| 00 | Sep 4, 1987 | Aug 10, 1987 | Yes |
| 00 | Aug 27, 1987 | — | — |
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 42-503-39544 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-503-39544 → 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/50339544, documented in the API reference.