WELL · 42-427-33377 · DISTRICT 4
Yzaguirre 227 #4
Starr County · Rincon N. (Vicksburg Cons.) field · Producing · Vertical
Yzaguirre 227 #4 (API 42-427-33377) is a well in Starr County operated by Merit Energy Company, completed January 20, 2026 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued June 1, 2001, permitted to 9,000 ft.
It was permitted by Texas Independent Explor., Inc. and has since transferred to Merit Energy Company on the wellbore schedule.
Completion filings report one formation top, including Vicksburg.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Texas Independent Explor., Inc.; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed Sep 4, 2025 · 1,049 permits on file · (972) 628-1559
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Merit Energy Company |
| Production reports | Merit Energy Companythrough Apr 2026 |
| Latest permit | Texas Independent Explor., Inc.Jun 1, 2001 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,000
- total depth, ft
- 1
- permits on file
- Jun 1, 2001
- last permit issued
- Jan 20, 2026
- completed
- 0
- cumulative oil, bbl
- 597K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2001 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 20, 2026
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 |
|---|---|---|---|---|---|---|
| Yzaguirre 227 G-4-185475 | Yzaguirre (Vicksburg 8500) | Merit Energy Company | 1 | 0 | 597K | Aug 2001 – Jul 2026 |
Gas, mcf lease total
Last 12 months 195,953 · prior 12 8,779(+2132%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Texas Independent Explor., Inc.Aug 2001 → Jan 2002
- 2Samson Lone Star LPFeb 2002 → Jun 2007
- 3Samson Lone Star, LLCJul 2007 → Apr 2008
- 4Pogo Producing Company LLCMay 2008 → Aug 2011
- 5Plains Exploration & Prod. Co.Sep 2011 → Feb 2012
- 6OXY USA Inc.Mar 2012 → Apr 2017
- 7Merit Energy CompanyMay 2017 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 509696-99 | Drill | Texas Independent Explor., Inc. | Jun 1, 2001 | Jun 1, 2001 | Jun 8, 2001 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-185475 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 399 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,090 | 7,105 | Perforated |
| 7,810 | 7,814 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 3,015 | 12.25 | 1,058 S |
| 5.5 | 8,489 | 8.75 | 1,635 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 13, 2026 | Feb 23, 2026 | — |
| 00 | Nov 30, 2001 | Oct 15, 2001 | Yes |
| 00 | Nov 13, 2001 | — | — |
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 42-427-33377 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-427-33377 → 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/42733377, documented in the API reference.