WELL · 42-507-32273 · DISTRICT 1
Lasater M.L. -A- #5
Zavala County · Pearsall (Austin Chalk) field · Horizontal
Lasater M.L. -A- #5 (API 42-507-32273) is a plugged horizontal well in Zavala County, plugged February 9, 2000, last operated by Bluestar Energy Inc..
The RRC has issued one drilling permit, issued December 13, 1989, permitted to 9,800 ft.
It was permitted by Oryx Energy Company and has since transferred to Bluestar Energy Inc. on the wellbore schedule.
Completion filings report 2 formation tops, including Austin Chalk, Anacacho.
Its 2 leases have reported 200K barrels of oil and 613K mcf of gas since January 1993, last reporting in October 2000. The leases carry 14 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Oryx Energy Company; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed Jun 2, 2023 · 2 permits on file · (325) 573-1591
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Bluestar Energy Inc. |
| Production reports | Omni Operating Company(a)through Jan 1999 |
| Latest permit | Oryx Energy CompanyDec 13, 1989 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,800
- total depth, ft
- 1
- permits on file
- Dec 13, 1989
- last permit issued
- Jan 19, 1990
- completed
- 200K
- cumulative oil, bbl
- 613K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Oct 2000
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 19, 1990
- Shut in
- —
- Plugged
- Feb 9, 2000
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 14 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Lasater, M.L. O-1-12381 | Pearsall (Austin Chalk) | Bluestar Energy, Inc. | 10 | 200K | 613K | Jan 1993 – Oct 2000 |
| Lasater, M.L. -A- O-1-13878 | Pearsall (Austin Chalk) | Bluestar Energy, Inc. | 4 | 0 | 0 | Jul 1994 – Oct 2000 |
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.
- 1Oryx Energy CompanyJan 1993 → Jul 1995
- 2Omni Operating Company(a)Mar 1996 → Jan 1999
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 367626-99 | Drill | Oryx Energy Company | Dec 13, 1989 | Dec 13, 1989 | Dec 21, 1989 | 9,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-12381 | — | — | — | — |
| — | — O-1-13878 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 634 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin ChalkBASE AUSTIN CHALK | 5,766 | -5,132 |
| Anacacho | 5,914 | -5,280 |
| Austin ChalkTOP LOWER AUSTIN CHALK | 6,529 | -5,895 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,333 | 9,483 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 755 | 17.5 | 675 S |
| 9.625 | 6,333 | 12.25 | 1,095 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 | Jul 25, 1994 | Mar 5, 1990 | Yes |
| 00 | Apr 13, 1990 | Mar 5, 1990 | Yes |
| 00 | Mar 31, 1990 | — | — |
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 42-507-32273 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-32273 → 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/50732273, documented in the API reference.