WELL · 42-049-35721 · DISTRICT 7
East Grosvenor #1
Brown County · Brown Co. Regular (Marble Falls) field · Vertical
East Grosvenor #1 (API 42-049-35721) is a plugged well in Brown County, plugged September 14, 2012, last operated by Shady Oil CO..
The RRC has issued one drilling permit, issued October 10, 1997, permitted to 3,000 ft.
It was permitted by Sawyer Oil And Gas Company, Inc. and has since transferred to Shady Oil CO. on the wellbore schedule.
Completion filings report 4 formation tops, including Caddo, Marble Falls, Barnett, Ellenburger.
Its 2 leases have reported 10 barrels of oil and 690 mcf of gas since November 1997, last reporting in October 2012. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Sawyer Oil and Gas Company, Inc.; the EWA schedule now lists a different operator.
Brownwood, TX · P-5 Y, filed Dec 4, 2025 · 12 permits on file · (325) 430-5187
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Shady Oil Co. |
| Production reports | CWC Oil & Gas, LLCthrough Feb 2008 |
| Latest permit | Sawyer Oil and Gas Company, Inc.Oct 10, 1997 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,000
- total depth, ft
- 1
- permits on file
- Oct 10, 1997
- last permit issued
- Nov 16, 1997
- completed
- 10
- cumulative oil, bbl
- 690
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 1997 THROUGH Oct 2012
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 16, 1997
- Shut in
- —
- Plugged
- Sep 14, 2012
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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| East Grosvenor O-8-29966 | Brown County Regular | Doc Oil | 1 | 10 | 0 | Jun 2007 – Oct 2012 |
| East Grosvenor G-8-166490 | Brown Co. Regular (Marble Falls) | Shady Oil Co. | 1 | 0 | 690 | Nov 1997 – Jun 2008 |
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.
- 1Sawyer Oil and Gas Company, Inc.Nov 1997 → Jul 1999
- 2Shady Oil Co.Aug 1999 → Apr 2001
- 3CWC Oil & Gas, LLCApr 2006 → Feb 2008
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 468468-99 | Drill | Sawyer Oil and Gas Company, Inc. | Oct 6, 1997 | Oct 10, 1997 | Nov 3, 1997 | 3,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-8-166490 | — | — | — | — |
| — | — O-8-29966 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,595 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| CaddoCADDO LIMESTONE | 1,889 | -294 |
| Marble Falls | 2,489 | -894 |
| BarnettBARNETT SHALE | 2,752 | -1,157 |
| Ellenburger | 2,865 | -1,270 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,730 | 2,746 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 175 | 11 | 70 S |
| 5.5 | 2,877 | 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 | Sep 19, 2007 | Aug 20, 2007 | — |
| 00 | Sep 11, 2007 | — | — |
| 00 | Mar 19, 1998 | Jan 20, 1998 | Yes |
| 00 | Feb 13, 1998 | — | — |
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 42-049-35721 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-049-35721 → 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/04935721, documented in the API reference.