WELL · 42-493-31123 · DISTRICT 1
Johnson Unit #1
Wilson County · Horizontal · Sidetrack
Johnson Unit #1 (API 42-493-31123) is a permitted horizontal well in Wilson County filed by Penwell Energy, Inc.; no completion report is on file yet.
The RRC has issued 4 drilling permits (amended twice) between 1982 and 1990, permitted to 7,600 ft.
Completion filings report 2 formation tops, including Anacacho, Austin Chalk.
Its lease has reported 46.8K barrels of oil and 9.92K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Houston, TX · P-5 Y, filed Jan 5, 2026 · 132 permits on file · (832) 671-1916
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | First Light Operating, LLCthrough Apr 2026 |
| Latest permit | Penwell Energy, Inc.Jun 26, 1990 |
- 7,600
- total depth, ft
- 6
- permits on file
- Jun 26, 1990
- last permit issued
- —
- completed
- 46.8K
- cumulative oil, bbl
- 9.92K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Johnson Unit O-1-8823 | Marcelina Creek (Austin Chalk) | First Light Operating, LLC | 1 | 46.8K | 9.92K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 611 · prior 12 899(-32%)
Gas, mcf lease total
Last 12 months 183 · prior 12 272(-33%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Penwell Energy, Inc.Jan 1993 → Oct 1995
- 2Xeric Oil & Gas CorporationNov 1995 → Nov 1999
- 3First Rock, Inc.Dec 1999 → Jun 2025
- 4First Light Operating, LLCJul 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 371795-97 | Recompletion · sidetrack | Penwell Energy, Inc. | Jun 18, 1990 | Jun 26, 1990 | — | 7,600 |
| 371795-98 | Recompletion · sidetrack | Penwell Energy, Inc. | Jan 11, 1991 | Jun 26, 1990 | — | 7,600 |
| 371795-99 | Recompletion · sidetrack | United Oil & Minerals, Inc. | Apr 4, 1990 | Jun 26, 1990 | — | 7,600 |
| 374595-99 | Recompletion · sidetrack | Penwell Energy, Inc. | Jun 18, 1990 | Jun 22, 1990 | — | 7,600 |
| 191966-99 | Recompletion | Bluco Production Co., Inc. | Apr 19, 1983 | Apr 19, 1983 | — | 7,400 |
| 164895-99 | Drill | Bluco Production Co., Inc. | Jun 25, 1982 | Jun 25, 1982 | — | 7,400 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-8823 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 426 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Anacacho | 6,666 | -6,240 |
| Austin Chalk | 6,780 | -6,354 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,785 | 8,988 | Perforated |
| 6,807 | 7,179 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 2.75 | 6,691 | — | — |
| 5.5 | 6,807 | 7.875 | — |
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 | Dec 12, 1990 | Aug 23, 1990 | Yes |
| 00 | Jan 12, 1984 | Apr 15, 1983 | — |
| 00 | Jan 12, 1984 | Sep 16, 1982 | — |
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 42-493-31123 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-493-31123 → 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/49331123, documented in the API reference.