WELL · 42-157-32357 · DISTRICT 3
Kujawa Unit #1X
Fort Bend County · Rosenberg W. (Cook Mountain) field · Directional
Kujawa Unit #1X (API 42-157-32357) is a plugged well in Fort Bend County, plugged July 29, 2010, last operated by Cml Exploration LLC.
The RRC has issued 2 drilling permits (amended once) in 2005, permitted to 10,000 ft.
It was permitted by Patterson Petroleum LP and has since transferred to Cml Exploration LLC on the wellbore schedule.
Completion filings report 4 formation tops, including Ey-1, Ey-2, Yegua, Cook Mountain.
Operator of record
Permitted by Patterson Petroleum LP; the EWA schedule now lists a different operator.
- Based in
- Austin, TX
- P-5 status
- Active (A)
- P-5 last filed
- Oct 20, 2025
- Permits on file
- 514
- Phone
- (512) 328-8085
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | CML Exploration LLC |
| Production reports | CML Exploration, LLCthrough Feb 2009 |
| Latest permit | Patterson Petroleum LPDec 30, 2005 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,000
- total depth, ft
- 3
- permits on file
- Dec 30, 2005
- last permit issued
- Mar 30, 2006
- completed
- 0
- cumulative oil, bbl
- 1.31M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2005 THROUGH Jul 2010
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 30, 2006
- Shut in
- —
- Plugged
- Jul 29, 2010
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 |
|---|---|---|---|---|---|---|
| Kujawa Unit G-3-216267 | Rosenberg, W. (Cook Mountain) | CML Exploration, LLC | 1 | 0 | 1.31M | Mar 2006 – Jul 2010 |
| Kujawa Unit G-3-212239 | Wildcat | Patterson Petroleum LP | 1 | 0 | 0 | Aug 2005 – Mar 2006 |
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.
- 1Patterson Petroleum LPMar 2006 → Jul 2007
- 2Patterson Petroleum LLCAug 2007 → Oct 2007
- 3CML Exploration, LLCNov 2007 → Feb 2009
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 610566-99 | Recompletion | Patterson Petroleum LP | Dec 6, 2005 | Dec 30, 2005 | Feb 19, 2006 | 10,000 |
| 603316-98 | Drill | Patterson Petroleum LP | Aug 15, 2005 | Jul 12, 2005 | Jul 31, 2005 | 10,000 |
| 603316-99 | Drill | Patterson Petroleum LP | Jul 12, 2005 | Jul 12, 2005 | Jul 31, 2005 | 10,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-212239 | — | — | — | — |
| — | — G-3-216267 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 110 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| EY-1 | 7,660 | -7,550 |
| EY-2 | 7,820 | -7,710 |
| YeguaBASE OF YEGUA | 8,230 | -8,120 |
| Cook Mountain | 8,230 | -8,120 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,090 | 9,107 | Perforated |
| 9,127 | 9,140 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,800 | 12.25 | 950 S |
| 7 | 8,200 | 8.75 | 400 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 | Oct 2, 2006 | Apr 24, 2006 | Yes |
| 00 | Jun 9, 2006 | — | — |
| 00 | Jan 25, 2006 | Nov 2, 2005 | Yes |
| 00 | Nov 21, 2005 | — | — |
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 42-157-32357 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-157-32357 → 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/15732357, documented in the API reference.