WELL · 42-489-31158 · DISTRICT 4
Lefner et al GU #1
Willacy County · Chile Vieja (Frio) field · Vertical
Lefner ET AL GU #1 (API 42-489-31158) is a plugged well in Willacy County, plugged August 29, 2016, last operated by Suemaur Expl. & Prod. LLC.
The RRC has issued one drilling permit, issued September 15, 2006, permitted to 12,000 ft.
Operator of record
Corpus Christ, TX · P-5 Y, filed Feb 7, 2025 · 198 permits on file · (361) 884-8824
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Suemaur Expl. & Prod. LLC |
| Production reports | Suemaur Expl. & Prod., LLCthrough Jun 2016 |
| Latest permit | Suemaur Expl. & Prod., LLCSep 15, 2006 |
- 12,000
- total depth, ft
- 1
- permits on file
- Sep 15, 2006
- last permit issued
- Jan 17, 2007
- completed
- 0
- cumulative oil, bbl
- 886K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2007 THROUGH Apr 2017
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 17, 2007
- Shut in
- —
- Plugged
- Aug 29, 2016
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 |
|---|---|---|---|---|---|---|
| Lefner, et al GU G-4-227188 | Chile Vieja (Frio) | Suemaur Expl. & Prod., LLC | 1 | 0 | 886K | Jan 2007 – Apr 2017 |
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.
- 1Suemaur Expl. & Prod., LLCJan 2007 → Jun 2016
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 626008-99 | Drill | Suemaur Expl. & Prod., LLC | Sep 15, 2006 | Sep 15, 2006 | Oct 4, 2006 | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-227188 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,863 | 10,927 | Perforated |
| 10,979 | 11,004 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,500 | 13.5 | 1,155 S |
| 7.625 | 10,680 | 9.875 | 355 S |
| 4.5 | 11,400 | 6.75 | 185 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 | Jul 3, 2007 | Apr 18, 2007 | — |
| 00 | Jun 20, 2007 | Feb 2, 2007 | Yes |
| 00 | Jun 18, 2007 | — | — |
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 42-489-31158 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-489-31158 → 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/48931158, documented in the API reference.