WELL · 42-255-31179 · DISTRICT 2
Wernli GU #1 #2
Karnes County · Kenedy SW. (Edwards) field · Vertical
Wernli GU #1 #2 (API 42-255-31179) is a plugged well in Karnes County, plugged June 8, 2015, last operated by Pioneer Natural Res. USA Inc..
The RRC has issued one drilling permit, issued August 27, 1987, permitted to 14,000 ft.
It was permitted by Mobil Producing TX. & N.M. Inc. and has since transferred to Pioneer Natural Res. USA Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Queen City, Wilcox, Navarro, Edwards.
Operator of record
Permitted by Mobil Producing TX. & N.M. Inc.; the EWA schedule now lists a different operator.
Spring, TX · P-5 Y, filed May 4, 2026 · 15,619 permits on file · (972) 598-8150
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Pioneer Natural Res. USA Inc. |
| Production reports | Pioneer Natural Res. USA, Inc.through Jun 2015 |
| Latest permit | Mobil Producing TX. & N.M. Inc.Aug 27, 1987 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 14,000
- total depth, ft
- 1
- permits on file
- Aug 27, 1987
- last permit issued
- Dec 21, 1987
- completed
- 0
- cumulative oil, bbl
- 1.08M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jun 2015
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 21, 1987
- Shut in
- —
- Plugged
- Jun 8, 2015
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 |
|---|---|---|---|---|---|---|
| Wernli GU #1 G-2-127476 | Kenedy, SW. (Edwards) | Pioneer Natural Res. USA, Inc. | 1 | 0 | 1.08M | Jan 1993 – Jun 2015 |
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.
- 1Parker & Parsley Development Co.Jan 1993 → Feb 1995
- 2Parker & Parsley Development L.PMar 1995 → Aug 1997
- 3Pioneer Natural Res. USA, Inc.Sep 1997 → Jun 2015
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 334832-99 | Drill | Mobil Producing TX. & N.M. Inc. | Aug 20, 1987 | Aug 27, 1987 | — | 14,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-127476 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 480 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 4,584 | -4,104 |
| Wilcox | 5,660 | -5,180 |
| Navarro | 10,759 | -10,279 |
| Edwards | 12,976 | -12,496 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 12,995 | 13,217 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 80 | — | — |
| 9.625 | 3,584 | 12.25 | 1,360 S |
| 5.5 | 13,578 | 8.5 | 1,675 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 | Jun 21, 1988 | Apr 27, 1988 | Yes |
| 00 | Jun 16, 1988 | — | — |
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 42-255-31179 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-255-31179 → 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/25531179, documented in the API reference.