WELL · 42-135-08311 · DISTRICT 8
Williamson, Jessie Mae #A 1
Ector County · G & W (Devonian) field · Vertical
Williamson, Jessie Mae #A 1 (API 42-135-08311) is a permitted well in Ector County filed by Brock Oil & Gas Corporation; no completion report is on file yet.
The RRC has issued 2 drilling permits between 1988 and 1989, permitted to 8,250 ft.
It was permitted by Brock Oil & Gas Corporation and has since transferred to Phillips Petroleum Company on the wellbore schedule.
Completion filings report 9 formation tops, including San Andres, Clear Fork, Wichita-Albany, Witchita-Albany.
Its lease has reported 80.6K barrels of oil and 125K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Permitted by Brock Oil & Gas Corporation; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Jun 20, 2003 · 2,544 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Phillips Petroleum Company |
| Production reports | Baker Operating, Inc.through Apr 2026 |
| Latest permit | Brock Oil & Gas CorporationOct 20, 1989 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,250
- total depth, ft
- 2
- permits on file
- Oct 20, 1989
- last permit issued
- —
- completed
- 80.6K
- cumulative oil, bbl
- 125K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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 lease this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Williamson, Jessie Mae O-10-31654 | G & W (Wolfcamp) | Baker Operating, Inc. | 1 | 80.6K | 125K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 1,337 · prior 12 1,806(-26%)
Gas, mcf lease total
Last 12 months 2,191 · prior 12 2,971(-26%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Brock Oil & Gas CorporationJan 1993 → Dec 2000
- 2Key Energy of Colorado, Inc.Jan 2001 → Sep 2003
- 3Baker Operating, Inc.Dec 2003 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 365233-99 | Recompletion | Brock Oil & Gas Corporation | Oct 17, 1989 | Oct 20, 1989 | — | 8,250 |
| 341362-99 | Recompletion | Brock Oil & Gas Corporation | Jan 13, 1988 | Jan 15, 1988 | — | 8,250 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-31654 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,322 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| San Andres | 4,216 | -894 |
| Clear ForkCLEARFORK | 5,656 | -2,334 |
| Wichita-AlbanyWICHITA ALBANY | 6,760 | -3,438 |
| Witchita-Albany | 6,760 | -3,438 |
| Wolfcamp | 7,484 | -4,162 |
| Devonian | 7,940 | -4,618 |
| Silurian (undifferentiated)SILURIAN | 8,490 | -5,168 |
| Sulirian | 8,490 | -5,168 |
| EllenburgerELLENBERGER | 10,020 | -6,698 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,852 | 6,874 | Perforated |
| 6,900 | 6,950 | Perforated |
| 7,724 | 7,728 | Perforated |
| 7,732 | 7,736 | Perforated |
| 7,754 | 7,761 | Perforated |
| 7,768 | 7,778 | Perforated |
| 8,002 | 8,052 | Perforated |
| — | 7,951 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 264 | — | 350 S |
| 13.375 | 420 | — | 425 S |
| 8.625 | 3,895 | — | 650 S |
| 9.625 | 3,943 | — | 675 S |
| 5.5 | 8,250 | — | 515 S |
| 7 | 8,550 | — | 430 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 | Dec 21, 1989 | Nov 14, 1989 | Yes |
| 00 | Mar 1, 1988 | Feb 12, 1988 | Yes |
| 00 | Feb 23, 1988 | — | — |
| 00 | Jan 12, 1984 | Nov 24, 1965 | Yes |
| 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 42-135-08311 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-08311 → 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/13508311, documented in the API reference.