WELL · 42-247-31640 · DISTRICT 4
Lasater Mary M. Trust #1
Jim Hogg County · Travis Ward (Hinnant 1ST) field · Vertical
Lasater Mary M. Trust #1 (API 42-247-31640) is a plugged well in Jim Hogg County, plugged December 17, 1988, last operated by Mortimer Exploration Company.
The RRC has issued one drilling permit, issued February 7, 1985, permitted to 17,000 ft.
It was permitted by Arco Oil & Gas CO. and has since transferred to Mortimer Exploration Company on the wellbore schedule.
Completion filings report 5 formation tops, including Cockfield, Queen City, 1st Hinnant, 4th Hinnant.
Operator of record
Permitted by Arco Oil & Gas Co.; the EWA schedule now lists a different operator.
San Antonio, TX · P-5 Y, filed Apr 2, 2004 · 108 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Mortimer Exploration Company |
| Production reports | none |
| Latest permit | Arco Oil & Gas Co.Feb 7, 1985 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 17,000
- total depth, ft
- 1
- permits on file
- Feb 7, 1985
- last permit issued
- Sep 9, 1985
- completed
- —
- cumulative oil, bbl
- —
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 9, 1985
- Shut in
- —
- Plugged
- Dec 17, 1988
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.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 266439-99 | Drill | Arco Oil & Gas Co. | Aug 28, 1985 | Feb 7, 1985 | Feb 20, 1985 | 17,000 |
Formation tops
As filed on W-2/G-1. Subsea from 540 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Cockfield | 2,225 | -1,685 |
| Queen City | 5,623 | -5,083 |
| Queen CityBASAL QUEEN CITY | 7,052 | -6,512 |
| 1ST Hinnant | 10,292 | -9,752 |
| 4TH Hinnant | 12,790 | -12,250 |
| 5TH Hinnant | 14,290 | -13,750 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,316 | 10,338 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 1,514 | 20 | 1,375 S |
| 11.75 | 7,492 | 14.75 | 2,105 S |
| 7 | 14,902 | 8.5 | 560 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 | Dec 13, 1985 | Oct 3, 1985 | Yes |
| 00 | Dec 7, 1985 | — | — |
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 42-247-31640 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-247-31640 → 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/24731640, documented in the API reference.