WELL · 42-049-34871 · DISTRICT 7
Newsom Mack #4
Brown County · Brown Co. Regular (Marble Falls) field · Vertical
Newsom Mack #4 (API 42-049-34871) is a plugged well in Brown County, plugged December 9, 2021, last operated by Tejas Jack Sales Inc..
The RRC has issued one drilling permit, issued August 19, 1987, permitted to 1,500 ft.
It was permitted by Lake Bwd Sales & Rental, Inc. and has since transferred to Tejas Jack Sales Inc. on the wellbore schedule.
Completion filings report 2 formation tops, including Caddo, Marble Falls.
Operator of record
Permitted by Lake BWD Sales & Rental, Inc.; the EWA schedule now lists a different operator.
Big Lake, TX · P-5 Y, filed Dec 4, 2025 · (325) 450-6088
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Tejas Jack Sales Inc. |
| Production reports | Tejas Jack Sales, Inc.through Dec 2015 |
| Latest permit | Lake BWD Sales & Rental, Inc.Aug 19, 1987 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 1,500
- total depth, ft
- 1
- permits on file
- Aug 19, 1987
- last permit issued
- Aug 24, 1987
- completed
- 0
- cumulative oil, bbl
- 11.1K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Dec 2021
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 24, 1987
- Shut in
- —
- Plugged
- Dec 9, 2021
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 |
|---|---|---|---|---|---|---|
| Newsom, Mack G-8-125101 | Brown Co. Regular (Marble Falls) | Tejas Jack Sales, Inc. | 1 | 0 | 11.1K | Jan 1993 – Dec 2021 |
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.
- 1Agroil, Inc.Nov 1993 → Mar 2000
- 2Yazell Oil & GasOct 2001 → Dec 2003
- 3Blue Ridge Resources, LLCFeb 2004 → Dec 2013
- 4Bustamante Oil CompanyJan 2014 → Dec 2014
- 5Tejas Jack Sales, Inc.Jan 2015 → Dec 2015
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 334682-99 | Drill | Lake BWD Sales & Rental, Inc. | Aug 17, 1987 | Aug 19, 1987 | — | 1,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-8-125101 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,324 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Caddo | 600 | 724 |
| Marble FallsUPPER MARBLE FALLS | 966 | 358 |
| Marble FallsLOWER MARBLE FALLS | 998 | 326 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 966 | 972 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 4.5 | 1,050 | 7.75 | 180 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 | Oct 8, 1987 | Sep 14, 1987 | Yes |
| 00 | Oct 6, 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 42-049-34871 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-049-34871 → 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/04934871, documented in the API reference.