WELL · 42-227-33051 · DISTRICT 8
Griffen #1
Howard County · Griffin (Penn Reef) field · Vertical
Griffen #1 (API 42-227-33051) is a plugged well in Howard County, plugged September 20, 2017, last operated by Endeavor Energy Resources L.P..
The RRC has issued one drilling permit, issued April 15, 1983, permitted to 8,000 ft.
It was permitted by Milestone Petroleum Inc. and has since transferred to Endeavor Energy Resources L.P. on the wellbore schedule.
Its lease has reported 22.2K barrels of oil and 151K mcf of gas since January 1993, last reporting in October 2020. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Endeavor Energy Resources L.P.
Permitted by Milestone Petroleum Inc.; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jun 12, 2026
- Permits on file
- 6,190
- Phone
- (432) 221-7400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Endeavor Energy Resources L.P. |
| Production reports | Endeavor Energy Resources L.P.through Jan 2011 |
| Latest permit | Milestone Petroleum Inc.Apr 15, 1983 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,000
- total depth, ft
- 1
- permits on file
- Apr 15, 1983
- last permit issued
- May 21, 1983
- completed
- 22.2K
- cumulative oil, bbl
- 151K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Oct 2020
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 21, 1983
- Shut in
- —
- Plugged
- Sep 20, 2017
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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Griffen O-10-28139 | Griffin (Penn Reef) | Endeavor Energy Resources L.P. | 2 | 22.2K | 151K | Jan 1993 – Oct 2020 |
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.
- 1Permian Resources, Inc.Jan 1993 → Mar 2003
- 2Endeavor Energy Resources L.P.Apr 2003 → Apr 2010
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 191649-99 | Drill | Milestone Petroleum Inc. | Apr 15, 1983 | Apr 15, 1983 | Apr 17, 1983 | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-28139 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,849 | 7,865 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 304 | 15.5 | 300 S |
| 8.625 | 2,702 | 11 | 350 S |
| 2.875 | 7,770 | — | — |
| 5.5 | 7,854 | 7.875 | 650 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 | Jun 8, 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 42-227-33051 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-227-33051 → 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/22733051, documented in the API reference.