WELL · 42-481-34494 · DISTRICT 3
Pierce Ranch #2
Wharton County · Phase Four (9560 Yegua) field · Vertical
Pierce Ranch #2 (API 42-481-34494) is a plugged well in Wharton County, plugged February 18, 2008, last operated by Cml Exploration LLC.
The RRC has issued 2 drilling permits between 2002 and 2007, permitted to 10,500 ft.
It was permitted by Patterson Petroleum LLC and has since transferred to Cml Exploration LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Yegua, Jackson, Hockley Marker.
Operator of record
Permitted by Patterson Petroleum LLC; the EWA schedule now lists a different operator.
Austin, TX · P-5 Y, filed Jul 4, 2026 · 514 permits on file · (800) 460-6313
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | CML Exploration LLC |
| Production reports | CML Exploration, LLCthrough Sep 2007 |
| Latest permit | Patterson Petroleum LLCOct 24, 2007 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,500
- total depth, ft
- 2
- permits on file
- Oct 24, 2007
- last permit issued
- Jan 2, 2003
- completed
- 0
- cumulative oil, bbl
- 722K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2003 THROUGH Mar 2008
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 2, 2003
- Shut in
- —
- Plugged
- Feb 18, 2008
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 |
|---|---|---|---|---|---|---|
| Pierce Ranch G-3-193466 | Phase Four (9560 Yegua) | CML Exploration, LLC | 1 | 0 | 714K | Jan 2003 – Mar 2008 |
| Pierce Ranch G-3-232246 | Hite (Frio 4460 Sd.) | CML Exploration, LLC | 1 | 0 | 7.93K | Aug 2007 – Feb 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.
- 1Patterson Petroleum LPFeb 2003 → May 2007
- 2CML Exploration, LLCAug 2007 → Sep 2007
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 646492-99 | Recompletion | Patterson Petroleum LLC | Sep 20, 2007 | Oct 24, 2007 | Aug 13, 2007 | 5,000 |
| 526205-99 | Drill | Patterson Petroleum LP | Dec 9, 2002 | Dec 9, 2002 | Dec 22, 2002 | 10,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-193466 | — | — | — | — |
| — | — G-3-232246 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 100 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,459 | 4,464 | Perforated |
| 9,672 | 9,688 | Perforated |
| 9,699 | 9,709 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,500 | 12.25 | 1,780 S |
| 7.625 | 7,331 | 9.875 | 820 S |
| 5 | 10,050 | 6.75 | 350 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 | Feb 29, 2008 | Sep 17, 2007 | Yes |
| 00 | Jan 14, 2008 | — | — |
| 00 | Apr 16, 2003 | Mar 14, 2003 | Yes |
| 00 | Mar 28, 2003 | — | — |
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 42-481-34494 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-481-34494 → 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/48134494, documented in the API reference.