WELL · 42-427-34388 · DISTRICT 4
Margo Heirs #1
Starr County · Wildcat field · Vertical
Margo Heirs #1 (API 42-427-34388) is a plugged well in Starr County, plugged April 27, 2009, last operated by Eog Resources Inc..
The RRC has issued one drilling permit, issued October 14, 2008, permitted to 9,500 ft.
Completion filings report 3 formation tops, including Crockett, Queen City, Reklaw.
Operator of record
Midland, TX · P-5 Y, filed Jul 4, 2026 · 16,344 permits on file · (713) 594-5431
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | EOG Resources Inc. |
| Production reports | none |
| Latest permit | EOG Resources, Inc.Oct 14, 2008 |
- 9,500
- total depth, ft
- 1
- permits on file
- Oct 14, 2008
- last permit issued
- Nov 29, 2008
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 2008 THROUGH Apr 2009
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 29, 2008
- Shut in
- —
- Plugged
- Apr 27, 2009
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 |
|---|---|---|---|---|---|---|
| Margo Heirs G-4-244515 | Wildcat | EOG Resources, Inc. | 1 | 0 | 0 | Nov 2008 – Apr 2009 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 672719-99 | Drill | EOG Resources, Inc. | Oct 8, 2008 | Oct 14, 2008 | Nov 13, 2008 | 9,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-244515 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 350 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Crockett | 3,335 | -2,985 |
| Queen CityTOP QUEEN CITY | 4,372 | -4,022 |
| Queen CityQUEEN CITY 14 | 5,600 | -5,250 |
| Reklaw | 6,520 | -6,170 |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 568 | 12.25 | 269 S |
| 7 | 5,814 | 8.75 | 197 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 23, 2009 | Jan 26, 2009 | Yes |
| 00 | Jan 31, 2009 | — | — |
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 42-427-34388 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-427-34388 → 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/42734388, documented in the API reference.