WELL · 42-105-31595 · DISTRICT 8
Halff 66-W #1
Crockett County · Onlaw (Queen) field · Vertical
Halff 66-W #1 (API 42-105-31595) is a plugged well in Crockett County, plugged July 31, 2014, last operated by Vanco Oil & Gas Corp..
The RRC has issued one drilling permit, issued December 2, 1977, permitted to 1,600 ft.
It was permitted by Lawrence, C. F. & Assoc. Inc. and has since transferred to Vanco Oil & Gas Corp. on the wellbore schedule.
Operator of record
Permitted by Lawrence, C. F. & Assoc. Inc.; the EWA schedule now lists a different operator.
- Based in
- Abilene, TX
- P-5 status
- Delinquent (D)
- P-5 last filed
- Jun 28, 2019
- Phone
- (325) 677-1991
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Vanco Oil & Gas Corp. |
| Production reports | none |
| Latest permit | Lawrence, C. F. & Assoc. Inc.Dec 2, 1977 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 1,600
- total depth, ft
- 1
- permits on file
- Dec 2, 1977
- last permit issued
- Nov 12, 1977
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2014
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 12, 1977
- Shut in
- —
- Plugged
- Jul 31, 2014
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 |
|---|---|---|---|---|---|---|
| Halff "66-W" G-10-74062 | Onlaw (Queen) | Vanco Oil & Gas Corp. | 1 | 0 | 0 | Jan 1993 – Jul 2014 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 3602-99 | Drill | Lawrence, C. F. & Assoc. Inc. | Dec 2, 1977 | Dec 2, 1977 | Aug 12, 1977 | 1,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Nov 12, 1977 | Halff 66-W G-10-74062 | Onlaw (Queen) | Vanco Oil & Gas Corp. | Plugged | — |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 380 | 11 | 400 S |
| 2.375 | 1,108 | — | — |
| 4.5 | 1,500 | 8 | 450 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 | Dec 2, 1977 | — |
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 42-105-31595 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-105-31595 → 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/10531595, documented in the API reference.