WELL · 42-427-32437 · DISTRICT 4
Yzaguirre #1
Starr County · Vertical
Yzaguirre #1 (API 42-427-32437) is a permitted well in Starr County filed by Merit Energy Company; no completion report is on file yet.
The RRC has issued 3 drilling permits between 1990 and 2023, permitted to 9,500 ft.
Completion filings report 4 formation tops, including Frio, T2, Vicksburg, Same As Before.
Operator of record
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 | none |
| Production reports | Merit Energy Companythrough Apr 2026 |
| Latest permit | Merit Energy CompanyApr 11, 2023 |
- 9,500
- total depth, ft
- 3
- permits on file
- Apr 11, 2023
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 1.35M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- —
Surface location
26.543903, -98.542519
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Starr County.
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 |
|---|---|---|---|---|---|---|
| Yzaguirre G-4-139924 | Yzaguirre (6800) | Merit Energy Company | 1 | 0 | 677K | Jan 1993 – Jul 2026 |
| Yzaguirre G-4-136500 | Yzaguirre (7990) | Samson Lone Star LP | 1 | 0 | 675K | Jan 1993 – Jan 2005 |
Gas, mcf lease total
Last 12 months 100,196 · prior 12 17,310(+479%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Texas Independent Explor., Inc.Jan 1993 → Jan 2002
- 2Samson Lone Star LPFeb 2002 → Jun 2007
- 3Samson Lone Star, LLCJul 2007 → Sep 2007
- 4Pogo Producing Company LLCMay 2009 → Aug 2011
- 5Plains Exploration & Prod. Co.Sep 2011 → Feb 2012
- 6OXY USA Inc.Mar 2012 → Jan 2016
- 7Merit Energy CompanyMay 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 889065-99 | Recompletion | Merit Energy Company | Mar 15, 2023 | Apr 11, 2023 | — | 8,370 |
| 384268-99 | Other | Texas Independent Explor., Inc. | Feb 5, 1991 | Feb 11, 1991 | Oct 12, 1991 | 6,610 |
| 377339-99 | Drill | Texas Independent Explor., Inc. | Aug 30, 1990 | Sep 11, 1990 | Sep 18, 1990 | 9,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-136500 | — | — | — | — |
| — | — G-4-139924 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 15 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,328 | 5,350 | Perforated |
| 6,152 | 6,170 | Perforated |
| 6,613 | 6,624 | Perforated |
| 6,613 | 6,639 | Perforated |
| 6,633 | 6,639 | Perforated |
| 6,660 | 6,710 | Perforated |
| 7,042 | 7,183 | Perforated |
| 7,518 | 7,774 | Perforated |
| 8,025 | 8,038 | Perforated |
| 8,052 | 8,061 | Perforated |
| 8,065 | 8,071 | Perforated |
| 8,076 | 8,086 | Perforated |
| 8,094 | 8,098 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,537 | 12.25 | 596 S |
| 4.5 | 8,314 | 7.875 | 1,400 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 | Aug 12, 2025 | May 6, 2025 | — |
| 00 | Jun 7, 2023 | May 25, 2023 | — |
| 00 | Aug 27, 2009 | May 19, 2009 | — |
| 00 | Oct 13, 2004 | Sep 3, 2004 | — |
| 00 | Mar 26, 2004 | Feb 9, 2004 | — |
| 00 | Jan 10, 1992 | Nov 21, 1991 | Yes |
| 00 | Dec 3, 1991 | — | — |
| 00 | Feb 26, 1991 | Jan 9, 1991 | Yes |
| 00 | Jan 17, 1991 | — | — |
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 42-427-32437 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-427-32437 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
Slick Estate42-427-34805
0.6 KM · Royal Production Company, Inc. · Section with this well →
| Miocene (undifferentiated) | 1,300 | -879 |
| Miocene (undifferentiated) | 1,300 | -879 |
| Catahoula | 3,470 | -3,049 |
| Catahoula | 3,470 | -3,049 |
| Catahoula | 3,760 | -3,339 |
| Catahoula | 3,760 | -3,339 |
| Vicksburg | 7,620 | -7,199 |
| Vicksburg | 7,620 | -7,199 |
13 TOPS · FIRST 8
Slick Estate42-427-34818
1.0 KM · Royal Production Company, Inc. · Section with this well →
| Miocene (undifferentiated) | 1,300 | -886 |
| Catahoula | 3,470 | -3,056 |
| Catahoula | 4,180 | -3,766 |
| Vicksburg | 5,250 | -4,836 |
| Yegua | — | |
| Cook Mountain | — | |
| Jackson | — | |
| Queen City | — |
9 TOPS · FIRST 8
Bentsen Bros.-State42-427-33918
4.0 KM · Shell Western E&P · Section with this well →
| Vicksburg | 8,140 | -7,728 |
| Vicksburg | 8,890 | -8,478 |
| Vicksburg | 11,200 | -10,788 |
Coates 55342-427-33282
4.0 KM · Texas Independent Explor., Inc. · Section with this well →
| Frio | 4,220 | -3,883 |
| Vicksburg | 4,830 | -4,493 |
| First Rincon | 5,930 | -5,593 |
| VX II | 6,700 | -6,363 |
Cameron-State42-427-34816
4.0 KM · Dahco Operating, LLC · Section with this well →
| Miocene (undifferentiated) | 1,030 | -588 |
| Catahoula | 1,950 | -1,508 |
| Catahoula | 4,034 | -3,592 |
| Vicksburg | 5,170 | -4,728 |
| Wilcox | — | |
| Queen City | — | |
| Yegua | — | |
| Jackson | — |
9 TOPS · FIRST 8
JFB Heard Estate42-427-34190
4.3 KM · Shell Western E&P · Section with this well →
| Vicksburg | 7,050 | -6,603 |
| Vicksburgu | 7,050 | -6,603 |
| Vicksburg | 7,230 | -6,783 |
| Vicksburg | 7,441 | -6,994 |
Heard42-427-33597
5.3 KM · Noble Energy Inc · Section with this well →
| Catahoula | 3,925 | -3,489 |
| Vicksburg | 6,706 | -6,270 |
| Queen City | — | |
| Wilcox | — | |
| Yegua | — | |
| Jackson | — | |
| Catahoula | — | |
| Miocene (undifferentiated) | — |
9 TOPS · FIRST 8
Slick, T. B. Estate42-427-34442
5.8 KM · Shell Western E&P · Section with this well →
| T-8 | 8,642 | -8,285 |
| Vicksburg | 8,642 | -8,285 |
| Vicksburg | 8,762 | -8,405 |
| T-9 | 8,762 | -8,405 |
| Vicksburg | 9,849 | -9,492 |
| T-10 | 9,849 | -9,492 |
| Vicksburg | 11,012 | -10,655 |
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/42732437, documented in the API reference.