WELL · 42-443-30318 · DISTRICT 7
McKay Creek B #4
Terrell County · McKay Creek (Caballos) field · Vertical
Mckay Creek B #4 (API 42-443-30318) is a well in Terrell County operated by White Rock Oil & Gas LLC, completed February 6, 1984.
The RRC has issued one drilling permit, issued May 24, 1983, permitted to 8,700 ft.
It was permitted by Sun Expl. & Prod. CO.-Midland and has since transferred to White Rock Oil & Gas LLC on the wellbore schedule.
Completion filings report 12 formation tops, including Wolfcamp, Dimple, Tesnus, 1st Caballos.
Its 2 leases have reported 286K barrels of oil and 8.66M mcf of gas since January 1993, last reporting in July 2026. The leases carry 5 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Sun Expl. & Prod. Co.-Midland; the EWA schedule now lists a different operator.
Plano, TX · P-5 Y, filed Jun 4, 2026 · 31 permits on file · (972) 816-1171
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | White Rock Oil & Gas LLC |
| Production reports | White Rock Oil & Gas, LLCthrough Apr 2026 |
| Latest permit | Sun Expl. & Prod. Co.-MidlandMay 24, 1983 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,700
- total depth, ft
- 1
- permits on file
- May 24, 1983
- last permit issued
- Feb 6, 1984
- completed
- 286K
- cumulative oil, bbl
- 8.66M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 6, 1984
- Shut in
- —
- Plugged
- —
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 5 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| McKay Creek "B" G-9-254854 | McKay Creek (Caballos) | White Rock Oil & Gas, LLC | 1 | 0 | 104K | Jan 2010 – Jul 2026 |
| McKay Creek "B" O-9-8266 | McKay Creek (Caballos) | White Rock Oil & Gas, LLC | 4 | 286K | 8.55M | Jan 1993 – Jul 2026 |
Gas, mcf lease total
Last 12 months 120,212 · prior 12 139,151(-14%)
Oil, barrels lease total
Last 12 months 2,658 · prior 12 2,704(-2%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Cody Resources, Inc.Jan 1993 → Mar 1993
- 2Williams-Cody, Inc.Apr 1993 → Apr 1993
- 3Cody Energy, Inc.May 1993 → Jan 1999
- 4Cody Energy LLCFeb 1999 → Nov 2012
- 5White Rock Oil & Gas, LLCSep 2014 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 196155-99 | Drill | Sun Expl. & Prod. Co.-Midland | May 24, 1983 | May 24, 1983 | Jul 16, 1983 | 8,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-9-254854 | — | — | — | — |
| — | — O-9-8266 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,885 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Wolfcamp | 870 | 2,015 |
| Dimple | 1,086 | 1,799 |
| Tesnus | 1,120 | 1,765 |
| 1ST Caballos | 1,610 | 1,275 |
| 1ST Maravillas | 2,280 | 605 |
| 2ND Dimple | 2,388 | 497 |
| 2ND Tesnus | 2,696 | 189 |
| 2ND Caballos | 5,542 | -2,657 |
| 3RD Tesnus | 5,840 | -2,955 |
| 3RD Caballos | 6,592 | -3,707 |
| 2ND Maravillas | 6,942 | -4,057 |
| Woods Hollow | 7,412 | -4,527 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,938 | 1,980 | Perforated |
| 2,142 | 2,210 | Perforated |
| 6,754 | 6,790 | Perforated |
| 6,754 | 6,916 | Perforated |
| 6,840 | 6,916 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 975 | 12.25 | 795 S |
| 2.875 | 6,632 | — | — |
| 5.5 | 7,100 | 7.875 | 2,225 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 | May 10, 2010 | Feb 9, 2010 | — |
| 00 | Mar 5, 2010 | — | — |
| 00 | Apr 13, 1984 | Feb 23, 1984 | — |
| 00 | Jan 12, 1984 | Feb 23, 1984 | — |
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 42-443-30318 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-443-30318 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/44330318, documented in the API reference.