WELL · 42-357-02121 · DISTRICT 10
Cooper-Hill Gas Unit #1L
Ochiltree County · Perryton West (Morrow) field · Vertical
Cooper-Hill Gas Unit #1L (API 42-357-02121) is a plugged well in Ochiltree County, plugged April 6, 2018, last operated by Sun Exploration & Production CO..
The RRC has issued one drilling permit (amended once), issued March 25, 1992, permitted to 8,900 ft.
It was permitted by Athena Energy, Inc. and has since transferred to Sun Exploration & Production CO. on the wellbore schedule.
Operator of record
Sun Exploration & Production Co.
Permitted by Athena Energy, Inc.; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed Aug 3, 1992 · 1,284 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sun Exploration & Production Co. |
| Production reports | JCB II Enterprises, LLCthrough Sep 2011 |
| Latest permit | Athena Energy, Inc.Mar 25, 1992 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,900
- total depth, ft
- 2
- permits on file
- Mar 25, 1992
- last permit issued
- Oct 1, 1958
- completed
- 0
- cumulative oil, bbl
- 309K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2018
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 1, 1958
- Shut in
- —
- Plugged
- Apr 6, 2018
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 |
|---|---|---|---|---|---|---|
| Cooper, G. M. G-14-141523 | Perryton, South (Morrow 8700) | JCB II Enterprises, LLC | 1 | 0 | 309K | Jan 1993 – Apr 2018 |
| Cooper, G. M. O-14-3143 | Perryton, West (Marmaton) | Tide West Oil Company | 1 | 0 | 0 | Jan 1993 – Dec 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.
- 1Athena Energy, Inc.Jan 1993 → Aug 1993
- 2Tide West Oil CompanySep 1993 → May 1996
- 3HS Resources, Inc.Jun 1996 → Feb 1998
- 4Amoco Production CompanyMar 1998 → Nov 1998
- 5Crescendo Resources, L.P.Dec 1998 → Apr 1999
- 6T-Y Development CorpJul 2001 → Sep 2003
- 7JCB II Enterprises, LLCOct 2003 → Sep 2011
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 397663-98 | Other | Athena Energy, Inc. | Feb 12, 1993 | Mar 25, 1992 | — | 8,900 |
| 397663-99 | Recompletion | Athena Energy, Inc. | Mar 20, 1992 | Mar 25, 1992 | Apr 26, 1992 | 8,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-14-141523 | — | — | — | — |
| — | — O-14-3143 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,735 | 8,807 | Perforated |
| — | 6,969 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 5.5 | 8,950 | — | — |
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 | Mar 16, 1993 | Oct 26, 1992 | — |
| 00 | Jun 22, 1992 | May 13, 1992 | Yes |
| 00 | Jun 11, 1992 | — | — |
| 00 | Jan 12, 1984 | — | — |
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 42-357-02121 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-357-02121 → 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/35702121, documented in the API reference.