WELL · 42-461-32278 · DISTRICT 7
Shackelford #1
Upton County · Spraberry (Trend Area) field · Vertical
Shackelford #1 (API 42-461-32278) is a plugged well in Upton County, plugged September 27, 1993, last operated by Keystone Energy Oil & Gas Inc..
The RRC has issued one drilling permit, issued October 10, 1984, permitted to 9,000 ft.
It was permitted by Usenco-Keystone and has since transferred to Keystone Energy Oil & Gas Inc. on the wellbore schedule.
Completion filings report 3 formation tops, including Clear Fork, Spraberry, Dean.
Its lease has reported 39.3K barrels of oil and 204K mcf of gas since January 1993, last reporting in August 2003. The lease carries 7 wells, so these are lease totals, not this well alone.
Operator of record
Keystone Energy Oil & Gas Inc.
Permitted by Usenco-Keystone; the EWA schedule now lists a different operator.
Pittsburgh, PA · P-5 Y, filed Jan 11, 2002 · 28 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Keystone Energy Oil & Gas Inc. |
| Production reports | Keystone Energy Oil & Gas, Inc.through Feb 2001 |
| Latest permit | Usenco-KeystoneOct 10, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,000
- total depth, ft
- 1
- permits on file
- Oct 10, 1984
- last permit issued
- Jan 19, 1985
- completed
- 39.3K
- cumulative oil, bbl
- 204K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Aug 2003
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 19, 1985
- Shut in
- —
- Plugged
- Sep 27, 1993
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; they carry 7 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Shackelford O-9-11392 | Spraberry (Trend Area) | Keystone Energy Oil & Gas, Inc. | 7 | 39.3K | 204K | Jan 1993 – Aug 2003 |
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.
- 1Keystone Energy Oil & Gas, Inc.Jan 1993 → Feb 2001
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 253932-99 | Drill | Usenco-Keystone | Oct 4, 1984 | Oct 10, 1984 | Oct 11, 1984 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-11392 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,773 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Clear ForkCLEARFORK | 6,596 | -3,823 |
| Clear ForkLOWER CLEARFORK | 6,992 | -4,219 |
| SpraberryUPPER SPRABERRY | 7,374 | -4,601 |
| SpraberryLOWER SPRABERRY | 7,962 | -5,189 |
| Dean | 8,776 | -6,003 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,893 | 7,073 | Perforated |
| 7,387 | 7,737 | Perforated |
| 7,853 | 8,324 | Perforated |
| 8,433 | 8,780 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 405 | 17.5 | 400 S |
| 8.625 | 4,331 | 11 | 400 S |
| 4.5 | 9,000 | 7.875 | 990 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 | Jun 17, 1985 | Jun 7, 1985 | — |
| 00 | Jun 14, 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 42-461-32278 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-32278 → 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/46132278, documented in the API reference.