WELL · 42-451-31282 · DISTRICT 7
Halfman E.A. A #1 A
Tom Green County · Halfman (Strawn) field · NO Production · Vertical
Halfman E.A. A #1 A (API 42-451-31282) is a well in Tom Green County operated by Carburante Exploration CO Ltd., completed September 30, 1983 and listed as no production on the RRC schedule.
The RRC has issued one drilling permit, issued August 2, 1983, permitted to 4,800 ft.
It was permitted by Diamark Energy Corp. and has since transferred to Carburante Exploration CO Ltd. on the wellbore schedule.
Its lease has reported 27.8K barrels of oil and 122K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Carburante Exploration Co Ltd.
Permitted by Diamark Energy Corp.; the EWA schedule now lists a different operator.
Granbury, TX · P-5 Y, filed Feb 4, 2026 · 13 permits on file · (713) 824-4818
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Carburante Exploration Co Ltd. |
| Production reports | Carburante Exploration Co, Ltd.through Feb 2024 |
| Latest permit | Diamark Energy Corp.Aug 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.
- 4,800
- total depth, ft
- 1
- permits on file
- Aug 2, 1983
- last permit issued
- Sep 30, 1983
- completed
- 27.8K
- cumulative oil, bbl
- 122K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 30, 1983
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Delinquent
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 |
|---|---|---|---|---|---|---|
| Halfman, E.A. "A" O-9-10411 | Halfman (Strawn) | Carburante Exploration Co, Ltd. | 1 | 27.8K | 122K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 0 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Merit Oil CompanyJan 1993 → May 1994
- 2Lavanco Energy, Inc.Jun 1994 → Feb 2006
- 3Lavanco Energy, Ltd.Mar 2006 → Dec 2023
- 4Carburante Exploration Co, Ltd.Jan 2024 → Feb 2024
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 203664-99 | Drill | Diamark Energy Corp. | Nov 29, 1983 | Aug 2, 1983 | Aug 17, 1983 | 4,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-10411 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,638 | 4,660 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 203 | 11 | 200 S |
| 2.375 | 4,664 | — | — |
| 4.5 | 4,688 | 7.875 | 500 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 | Jan 12, 1984 | Oct 26, 1983 | — |
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 42-451-31282 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-451-31282 → 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/45131282, documented in the API reference.