WELL · 42-461-31673 · DISTRICT 7
Halff Estate #1
Upton County · Directional
Halff Estate #1 (API 42-461-31673) is a permitted well in Upton County filed by Sledge, H. G. Inc.; no completion report is on file yet.
The RRC has issued 4 drilling permits between 1980 and 2005, permitted to 12,000 ft.
Its 2 leases have reported 7.91K barrels of oil and 81.2K mcf of gas since January 1993, last reporting in April 2013. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Midland, TX · P-5 Y, filed Dec 2, 2016 · 24 permits on file · (432) 664-5261
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Sledge, H. G., Inc.through Jan 2011 |
| Latest permit | Sledge, H. G. Inc.Feb 1, 2005 |
- 12,000
- total depth, ft
- 4
- permits on file
- Feb 1, 2005
- last permit issued
- —
- completed
- 7.91K
- cumulative oil, bbl
- 81.2K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2013
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- —
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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Halff Estate G-9-215161 | Amacker-Tippett, SW (Wolfcamp) | Sledge, H. G., Inc. | 1 | 0 | 14K | Feb 2006 – Apr 2013 |
| Halff Estate O-9-10226 | Amacker-Tippett, SW (Wolfcamp) | Sledge, H. G., Inc. | 1 | 7.91K | 67.2K | Jan 1993 – May 2006 |
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.
- 1Sledge, H. G., Inc.Jan 1993 → Jan 2011
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 557007-99 | Recompletion | Sledge, H. G. Inc. | Jan 28, 2005 | Feb 1, 2005 | — | 9,300 |
| 525793-99 | Drill | Sledge, H. G. Inc. | Nov 22, 2002 | Nov 25, 2002 | — | 9,200 |
| 197812-99 | Recompletion | Kaspar, A. G. | Jun 9, 1983 | Jun 9, 1983 | — | 11,771 |
| 96107-99 | Drill | Hill, A. G. | Oct 20, 1980 | Oct 20, 1980 | Oct 23, 1980 | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-9-215161 | — | — | — | — |
| — | — O-9-10226 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,738 | 8,980 | Perforated |
| 9,040 | 9,080 | Perforated |
| 10,933 | 11,510 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 500 | 17.5 | — |
| 8.625 | 4,595 | 12.25 | — |
| 5.5 | 7,006 | 8.75 | 6,340 S |
| 2.375 | 8,967 | — | — |
| 5.5 | 9,038 | 8.75 | 8,310 S |
| 2.375 | 10,890 | — | — |
| 5.5 | 11,770 | 7.875 | 1,765 S |
| 5.5 | 11,770 | 8.75 | — |
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 | Aug 21, 2006 | Apr 7, 2006 | — |
| 00 | Apr 11, 2006 | — | — |
| 00 | Jan 12, 1984 | Jun 29, 1983 | — |
| 00 | Jan 12, 1984 | May 25, 1981 | — |
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 42-461-31673 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-31673 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/46131673, documented in the API reference.