WELL · 42-507-30955 · DISTRICT 1
Lasater M.L. -C- #9
Zavala County · Pearsall (Austin Chalk) field · Horizontal · Sidetrack
Lasater M.L. -C- #9 (API 42-507-30955) is a plugged horizontal well in Zavala County, plugged January 31, 2014, last operated by Omni Operating Company(A).
The RRC has issued 3 drilling permits between 1978 and 1998, permitted to 7,500 ft.
Completion filings report 4 formation tops, including San Miguel, 1st Lime, Anacacho, Austin Chalk.
Its 5 leases have reported 294K barrels of oil and 613K mcf of gas since January 1993, last reporting in July 2026. The leases carry 27 wells, so these are lease totals, not this well alone.
Operator of record
Dallas, TX · P-5 Y, filed Dec 4, 2025 · 24 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Omni Operating Company(a) |
| Production reports | 907 Oil LLCthrough Mar 2026 |
| Latest permit | Omni Operating Company(a)Feb 25, 1998 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,500
- total depth, ft
- 3
- permits on file
- Feb 25, 1998
- last permit issued
- Aug 26, 1992
- completed
- 294K
- cumulative oil, bbl
- 613K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 26, 1992
- Shut in
- —
- Plugged
- Jan 31, 2014
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 5 leases this well is completed on; they carry 27 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Lasiter, M.L. O-1-13695 | Big Wells (San Miguel) | Bluestar Energy, Inc. | 4 | 13.1K | 19 | Mar 1993 – Jul 2026 |
| Lupe, John B. -D- O-1-14183 | Big Wells (San Miguel) | 907 Oil LLC | 3 | 52.8K | 0 | Jan 1998 – Jul 2026 |
| Lupe, John et AL O-1-5585 | Pearsall (Austin Chalk) | Bluestar Energy, Inc. | 9 | 27.8K | 0 | Jan 1993 – Aug 2003 |
| Lasater, M.L. -C- O-1-13907 | Pearsall (Austin Chalk) | Omni Operating Company(a) | 1 | 0 | 5 | Oct 1994 – Aug 2003 |
| Lasater, M.L. O-1-12381 | Pearsall (Austin Chalk) | Bluestar Energy, Inc. | 10 | 200K | 613K | Jan 1993 – Oct 2000 |
Oil, barrels lease total
Last 12 months 393 · prior 12 568(-31%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Oryx Energy CompanyJan 1993 → Jul 1995
- 2McDaniel Company, Inc., TheJul 1994 → Nov 1994
- 3Omni Operating Company(a)Mar 1996 → Mar 1999
- 4Bluestar Energy, Inc.Oct 1999 → Apr 2015
- 5Acorn Oil & Gas, Inc.Aug 2015 → Jul 2017
- 6Nails Operating Company LLCNov 2017 → Mar 2018
- 7Overstreet, Jamie LMay 2018 → Nov 2021
- 8Acorn Oil & Gas, LLCJan 2022 → May 2025
- 9907 Oil LLCJun 2025 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 473806-99 | Recompletion | Omni Operating Company(a) | Feb 25, 1998 | Feb 25, 1998 | Sep 25, 1996 | 7,253 |
| 401172-99 | Recompletion · sidetrack | Oryx Energy Company | Jul 13, 1992 | Jul 13, 1992 | Jul 29, 1992 | 6,788 |
| 17418-99 | Drill | Overly Operating Co. | Feb 1, 1978 | Feb 1, 1978 | Mar 25, 1978 | 7,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-5585 | — | — | — | — |
| — | — O-1-12381 | — | — | — | — |
| — | — O-1-13695 | — | — | — | — |
| — | — O-1-13907 | — | — | — | — |
| — | — O-1-14183 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 649 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| San Miguel | 5,486 | -4,837 |
| 1ST Lime | 5,998 | -5,349 |
| Anacacho | 6,146 | -5,497 |
| Austin Chalk | 6,443 | -5,794 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,496 | 5,526 | Perforated |
| 6,349 | 9,164 | Perforated |
| 6,777 | 7,100 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 521 | 12.25 | 350 S |
| 2.375 | 6,794 | — | — |
| 4.5 | 7,253 | 7.875 | 420 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 6, 1998 | Apr 8, 1998 | Yes |
| 00 | May 1, 1998 | — | — |
| 00 | Apr 24, 1998 | — | — |
| 00 | Oct 19, 1994 | Oct 22, 1992 | Yes |
| 00 | Jan 25, 1993 | Oct 22, 1992 | Yes |
| 00 | Dec 31, 1992 | — | — |
| 00 | Jan 12, 1984 | Jun 15, 1978 | — |
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 42-507-30955 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-30955 → 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/50730955, documented in the API reference.