WELL · 42-451-31621 · DISTRICT 7
Halfmann #1
Tom Green County · FWB (Canyon Sand-Middle) field · Vertical
Halfmann #1 (API 42-451-31621) is a plugged well in Tom Green County, plugged January 25, 1995, last operated by Txo Production Corp..
The RRC has issued one drilling permit, issued August 23, 1985, permitted to 4,450 ft.
Completion filings report 4 formation tops, including Base Of Colemen Junction, Palo Pinto, Yankee Sand, Canyon.
Its lease has reported 524 barrels of oil and 22 mcf of gas since January 1993, last reporting in March 1995.
Operator of record
Dallas, TX · P-5 Y, filed Sep 1, 1992 · 3,227 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | TXO Production Corp. |
| Production reports | Littlepage, Tommythrough Nov 1994 |
| Latest permit | TXO Production Corp.Aug 23, 1985 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,450
- total depth, ft
- 1
- permits on file
- Aug 23, 1985
- last permit issued
- Nov 15, 1985
- completed
- 524
- cumulative oil, bbl
- 22
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Mar 1995
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 15, 1985
- Shut in
- —
- Plugged
- Jan 25, 1995
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 |
|---|---|---|---|---|---|---|
| Halfmann O-9-12024 | FWB (Canyon Sand) | Littlepage, Tommy | 1 | 524 | 22 | Jan 1993 – Mar 1995 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Littlepage, TommyJan 1993 → Nov 1994
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 283228-99 | Drill | TXO Production Corp. | Aug 23, 1985 | Aug 23, 1985 | Oct 5, 1985 | 4,450 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-12024 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,947 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Base of Colemen Junction | 2,330 | -383 |
| Palo PintoBASE OF PALO PINTO | 3,925 | -1,978 |
| Yankee Sand | 4,036 | -2,089 |
| CanyonCANYON SAND | 4,130 | -2,183 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,154 | 4,168 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 370 | 12.25 | 250 S |
| 4.5 | 4,250 | 7.875 | 1,000 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 | Oct 6, 1986 | — | — |
| 00 | Jan 6, 1986 | Dec 18, 1985 | Yes |
| 00 | Jan 1, 1986 | — | — |
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 42-451-31621 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-451-31621 → 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/45131621, documented in the API reference.