WELL · 42-479-37100 · DISTRICT 4
McKendrick #1
Webb County · Cerrito Creek (Lobo Cons.) field · Vertical
Mckendrick #1 (API 42-479-37100) is a plugged well in Webb County, plugged February 23, 2016, last operated by White Oak Operating Company LLC.
The RRC has issued 2 drilling permits between 1998 and 2004, permitted to 11,000 ft.
It was permitted by Calpine Natural Gas L.P. and has since transferred to White Oak Operating Company LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Wilcox, Wills Point.
Operator of record
White Oak Operating Company LLC
Permitted by Calpine Natural Gas L.P.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Jan 5, 2026 · 101 permits on file · (800) 515-8538
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | White Oak Operating Company LLC |
| Production reports | Calpine Natural Gas L.P.through Mar 2005 |
| Latest permit | Calpine Natural Gas L.P.Mar 22, 2004 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,000
- total depth, ft
- 2
- permits on file
- Mar 22, 2004
- last permit issued
- Dec 14, 1998
- completed
- 0
- cumulative oil, bbl
- 195K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 1998 THROUGH Feb 2016
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 14, 1998
- Shut in
- —
- Plugged
- Feb 23, 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 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 |
|---|---|---|---|---|---|---|
| McKendrick G-4-171707 | Dolores Creek, South (Wx. 9200) | White Oak Operating Company LLC | 1 | 0 | 194K | Dec 1998 – Feb 2016 |
| McKendrick, Cookie G-4-201867 | Dolores Creek (Lobo 8500) | White Oak Operating Company LLC | 1 | 0 | 849 | Apr 2004 – Feb 2016 |
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.
- 1Michael Petroleum CorporationDec 1998 → Dec 2001
- 2Calpine Natural Gas CompanyJan 2002 → Apr 2002
- 3Calpine Natural Gas Company L.P.May 2002 → Jul 2002
- 4Calpine Natural Gas L.P.Aug 2002 → Mar 2005
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 541984-99 | Recompletion | Calpine Natural Gas L.P. | Feb 12, 2004 | Mar 22, 2004 | Oct 27, 1998 | 9,416 |
| 479478-99 | Drill | Michael Petroleum Corporation | Sep 16, 1998 | Sep 16, 1998 | Oct 27, 1998 | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-171707 | — | — | — | — |
| — | — G-4-201867 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 451 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| WilcoxTOP UPPER WILCOX | 4,250 | -3,799 |
| WilcoxBASE UPPER WILCOX | 6,170 | -5,719 |
| Wills Point | 9,250 | -8,799 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,482 | 8,490 | Perforated |
| 8,564 | 8,570 | Perforated |
| 8,940 | 9,000 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 762 | 12.25 | 345 S |
| 7 | 7,200 | 8.75 | 605 S |
| 4.5 | 9,416 | 6.125 | 225 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 4, 2004 | May 28, 2004 | Yes |
| 00 | Jul 5, 2004 | — | — |
| 00 | Feb 17, 1999 | Feb 4, 1999 | Yes |
| 00 | Feb 9, 1999 | — | — |
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 42-479-37100 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-37100 → 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/47937100, documented in the API reference.