WELL · 42-283-31010 · DISTRICT 1
Maltsberger W.A. #3301
LA Salle County · Maltsberger (Escondido) field · Vertical
Maltsberger W.A. #3301 (API 42-283-31010) is a plugged well in La Salle County, plugged August 11, 1989, last operated by Buffalo Oil Corp..
The RRC has issued one drilling permit, issued November 2, 1983, permitted to 9,500 ft.
It was permitted by Drexel Operating Company and has since transferred to Buffalo Oil Corp. on the wellbore schedule.
Completion filings report 2 formation tops, including Escondido, Olmos.
Operator of record
Permitted by Drexel Operating Company; the EWA schedule now lists a different operator.
Cotulla, TX · P-5 Y, filed Aug 4, 2025 · 8 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Buffalo Oil Corp. |
| Production reports | none |
| Latest permit | Drexel Operating CompanyNov 2, 1983 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,500
- total depth, ft
- 1
- permits on file
- Nov 2, 1983
- last permit issued
- Nov 17, 1983
- completed
- —
- cumulative oil, bbl
- —
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 17, 1983
- Shut in
- —
- Plugged
- Aug 11, 1989
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 |
|---|---|---|---|---|---|---|
| 217079-99 | Drill | Drexel Operating Company | Oct 13, 1983 | Nov 2, 1983 | Oct 16, 1983 | 9,500 |
Formation tops
As filed on W-2/G-1. Subsea from 412 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,635 | 5,665 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,006 | 12.25 | 500 S |
| 4.5 | 5,961 | 7.875 | 1,100 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 | Mar 19, 1985 | Oct 29, 1984 | — |
| 00 | Mar 15, 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 42-283-31010 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-283-31010 → 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/28331010, documented in the API reference.