WELL · 42-239-33427 · DISTRICT 2
Oliver #1
Jackson County · EL Torito (Yegua 9000) field · Vertical
Oliver #1 (API 42-239-33427) is a plugged well in Jackson County, plugged July 16, 2012, last operated by Zachry Exploration LLC.
The RRC has issued one drilling permit, issued September 18, 2007, permitted to 9,700 ft.
It was permitted by Zachry Exploration, Ltd. and has since transferred to Zachry Exploration LLC on the wellbore schedule.
Completion filings report one formation top, including Cook Mountain.
Operator of record
Permitted by Zachry Exploration, Ltd.; the EWA schedule now lists a different operator.
San Antonio, TX · P-5 Y, filed Sep 4, 2025 · 25 permits on file · (877) 322-8876
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Zachry Exploration LLC |
| Production reports | Zachry Exploration, LLCthrough Mar 2011 |
| Latest permit | Zachry Exploration, Ltd.Sep 18, 2007 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,700
- total depth, ft
- 1
- permits on file
- Sep 18, 2007
- last permit issued
- Dec 15, 2007
- completed
- 0
- cumulative oil, bbl
- 759K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2007 THROUGH Jul 2012
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 15, 2007
- Shut in
- —
- Plugged
- Jul 16, 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 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 |
|---|---|---|---|---|---|---|
| Oliver G-2-233755 | EL Torito (Yegua 9000) | Zachry Exploration, LLC | 1 | 0 | 759K | Dec 2007 – Jul 2012 |
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.
- 1Zachry Exploration, Ltd.Jan 2008 → Jan 2009
- 2Zachry Exploration, Inc.Feb 2009 → Nov 2009
- 3Zachry Exploration, LLCDec 2009 → Mar 2011
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 645818-99 | Drill | Zachry Exploration, Ltd. | Sep 10, 2007 | Sep 18, 2007 | Oct 29, 2007 | 9,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-233755 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 95 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Cook MountainCOOK MOUNTAIN 1 | 8,060 | -7,965 |
| Cook MountainCOOK MOUNTAIN BLUE | 8,740 | -8,645 |
| Cook MountainCOOK MOUNTAIN 2 | 9,005 | -8,910 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,968 | 8,990 | Perforated |
| 8,999 | 9,002 | Perforated |
| 9,008 | 9,014 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,903 | 14.75 | 1,146 S |
| 7.625 | 6,050 | 10.75 | 550 S |
| 4.5 | 9,398 | 6.75 | 460 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 | Apr 3, 2008 | Jan 16, 2008 | Yes |
| 00 | Mar 12, 2008 | — | — |
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 42-239-33427 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-239-33427 → 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/23933427, documented in the API reference.