WELL · 42-481-34239 · DISTRICT 3
Kubala #1
Wharton County · Jones Creek (Deep Wilcox) field · Vertical
Kubala #1 (API 42-481-34239) is a well in Wharton County operated by Kaiser-Francis Oil Company, completed September 29, 2000.
The RRC has issued 2 drilling permits between 2000 and 2010, permitted to 13,000 ft.
Completion filings report 3 formation tops, including Frio, Yegua, Cook Mountain.
No lease production has been reported under this well’s leases.
Operator of record
Tulsa, OK · P-5 Y, filed Mar 4, 2026 · 464 permits on file · (580) 221-4637
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Kaiser-Francis Oil Company |
| Production reports | Fletcher Operating, LLCthrough Jan 2025 |
| Latest permit | Kaiser-Francis Oil CompanyMar 12, 2010 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,000
- total depth, ft
- 2
- permits on file
- Mar 12, 2010
- last permit issued
- Sep 29, 2000
- completed
- 0
- cumulative oil, bbl
- 5.28M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 2000 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 29, 2000
- 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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Kubala G-3-263536 | Jones Creek, North (Wilcox) | Fletcher Operating, LLC | 1 | 0 | 3.41M | May 2011 – Jul 2026 |
| Kubala G-3-180765 | Jones Creek (Deep Wilcox) | — | 1 | 0 | 1.87M | Sep 2000 – Jul 2011 |
Gas, mcf lease total
Last 12 months 0 · prior 12 10,875(-100%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Kaiser-Francis Oil CompanyOct 2000 → Jun 2021
- 2Fletcher Operating, LLCJul 2021 → Jan 2025
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 692391-99 | Recompletion | Kaiser-Francis Oil Company | Mar 5, 2010 | Mar 12, 2010 | Apr 5, 2011 | 12,940 |
| 497556-99 | Drill | Kaiser-Francis Oil Company | Jul 24, 2000 | Jul 24, 2000 | Aug 7, 2000 | 13,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-180765 | — | — | — | — |
| — | — G-3-263536 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 122 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Frio | 3,718 | -3,596 |
| Yegua | 7,120 | -6,998 |
| Cook Mountain | 8,870 | -8,748 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,926 | 11,990 | Perforated |
| 12,690 | 12,788 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 2,633 | 20 | 1,844 S |
| 10.75 | 6,703 | 14.75 | 1,000 S |
| 7.625 | 11,500 | 9.5 | 816 S |
| 5 | 12,940 | 6.5 | 275 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 29, 2012 | Jun 20, 2011 | — |
| 00 | Mar 27, 2001 | Nov 3, 2000 | Yes |
| 00 | Feb 14, 2001 | — | — |
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 42-481-34239 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-481-34239 → 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/48134239, documented in the API reference.