WELL · 42-493-30933 · DISTRICT 1
Jarzombek Alfred Unit -A- #1
Wilson County · Poth East (Austin Chalk) field · Horizontal
Jarzombek Alfred Unit -A- #1 (API 42-493-30933) is a horizontal well in Wilson County operated by First Light Operating LLC, completed December 22, 2011.
The RRC has issued 3 drilling permits (amended once) between 1981 and 2011, permitted to 7,850 ft.
It was permitted by First Rock, Inc. and has since transferred to First Light Operating LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Taylor, Anacacho, Austin Chalk.
Its lease has reported 73.2K barrels of oil and 18.2K mcf of gas since January 1993, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by First Rock, Inc.; the EWA schedule now lists a different operator.
San Antonio, TX · P-5 Y, filed Apr 4, 2026 · (512) 461-8418
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | First Light Operating LLC |
| Production reports | First Light Operating, LLCthrough Nov 2025 |
| Latest permit | First Rock, Inc.Oct 26, 2011 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,850
- total depth, ft
- 4
- permits on file
- Oct 26, 2011
- last permit issued
- Dec 22, 2011
- completed
- 73.2K
- cumulative oil, bbl
- 18.2K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 22, 2011
- 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 lease 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 |
|---|---|---|---|---|---|---|
| Jarzombek, Alfred Unit -A- O-1-7427 | Poth, East (Austin Chalk) | First Light Operating, LLC | 2 | 73.2K | 18.2K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 369 · prior 12 3,260(-89%)
Gas, mcf lease total
Last 12 months 111 · prior 12 951(-88%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Kidd Production Co.Jan 1993 → Feb 1996
- 2Oky Investments, Inc.Mar 1996 → Apr 2001
- 3First Rock, Inc.Jul 2001 → Jun 2025
- 4First Light Operating, LLCAug 2025 → Nov 2025
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 726776-99 | Recompletion | First Rock, Inc. | Oct 21, 2011 | Oct 26, 2011 | Oct 31, 2011 | 7,750 |
| 557879-98 | Recompletion | First Rock, Inc. | Jun 17, 2005 | Aug 18, 2005 | Feb 24, 2005 | 7,689 |
| 557879-99 | Recompletion | First Rock, Inc. | Feb 17, 2005 | Feb 22, 2005 | — | 7,750 |
| 124453-99 | Drill | Nucorp Energy, Inc. | Jul 2, 1981 | Jul 2, 1981 | — | 7,850 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-7427 | — | — | — | — |
| — | — O-1-7427 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 402 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Taylor | 6,374 | -5,972 |
| Anacacho | 7,219 | -6,817 |
| Anacacho | 7,364 | -6,962 |
| Austin ChalkAUSTIN | 7,365 | -6,963 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,356 | 7,577 | Perforated |
| 7,393 | 8,747 | Open hole |
| 7,393 | 8,781 | Open hole |
| 7,416 | 8,845 | Perforated |
| 7,420 | 7,738 | Open hole |
| 7,599 | 9,406 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 511 | 12.25 | 300 S |
| 9.625 | 511 | 12.5 | 300 S |
| 5.5 | 5,116 | 8.75 | 1,310 S |
| 2.875 | 7,263 | — | — |
| 5.5 | 7,356 | 8.75 | 350 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 | Nov 4, 2016 | Jan 5, 2012 | — |
| 00 | Feb 1, 2006 | Apr 27, 2005 | Yes |
| 00 | Nov 9, 2005 | Oct 22, 1981 | — |
| 00 | Jan 12, 1984 | Oct 22, 1981 | — |
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 42-493-30933 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-493-30933 → 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/49330933, documented in the API reference.