WELL · 42-013-34042 · DISTRICT 1
Williams Mary Isabella #6A
Atascosa County · Freddy Hutt South (Wilcox) field · Producing · Vertical
Williams Mary Isabella #6A (API 42-013-34042) is a well in Atascosa County operated by Aaronmark Services LLC, completed September 25, 1995 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued June 21, 1995, permitted to 6,000 ft.
It was permitted by Alcor Energy, Inc. and has since transferred to Aaronmark Services LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Carrizo, Wilcox.
Its lease has reported 31.4K barrels of oil since September 1995, last reporting in July 2026.
Operator of record
Permitted by Alcor Energy, Inc.; the EWA schedule now lists a different operator.
New Braunfels, TX · P-5 Y, filed Sep 4, 2025 · (817) 201-8945
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Aaronmark Services LLC |
| Production reports | Aaronmark Services, LLCthrough Oct 2025 |
| Latest permit | Alcor Energy, Inc.Jun 21, 1995 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,000
- total depth, ft
- 1
- permits on file
- Jun 21, 1995
- last permit issued
- Sep 25, 1995
- completed
- 31.4K
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 1995 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 25, 1995
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
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 |
|---|---|---|---|---|---|---|
| Williams, Mary Isabella O-1-13994 | Freddy Hutt, South (Wilcox) | Aaronmark Services, LLC | 1 | 31.4K | 0 | Sep 1995 – Jul 2026 |
Oil, barrels lease total
Last 12 months 80 · prior 12 29(+176%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Alcor Energy, Inc.Sep 1995 → Jul 2000
- 2Cole, Frank W EngineeringSep 2000 → Mar 2006
- 3Comanche Well Service Corp.Apr 2006 → Jan 2007
- 4Wen-BEAug 2007 → Dec 2015
- 5WSMJun 2016 → Apr 2019
- 6WSM LLCFeb 2025 → Feb 2025
- 7Aaronmark Services, LLCJul 2025 → Oct 2025
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 437040-99 | Drill | Alcor Energy, Inc. | Jun 19, 1995 | Jun 21, 1995 | Aug 29, 1995 | 6,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-13994 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 334 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,481 | 5,484 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 604 | 12.25 | 170 S |
| 4.5 | 5,630 | 7.875 | 730 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 1, 1995 | Oct 2, 1995 | Yes |
| 00 | Oct 6, 1995 | — | — |
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 42-013-34042 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-013-34042 → 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/01334042, documented in the API reference.