TEXAS · WELLS · GAINES COUNTY · COOK UNIT LEASE · API 42-165-31311 · DISTRICT 7B
Cook Unit #1
Gaines County · Brumley East (Yates) field · Vertical
Cook Unit #1 (API 42-165-31311) is a plugged well in Gaines County, plugged March 19, 1996, last operated by Sage Energy Company.
The RRC has issued one drilling permit, issued January 12, 1978, permitted to 9,000 ft.
It was permitted by Argonaut Energy Corporation and has since transferred to Sage Energy Company on the wellbore schedule.
Operator of record
Permitted by Argonaut Energy Corporation; the EWA schedule now lists a different operator.
- Based in
- San Antonio, TX
- P-5 status
- Active (A)
- P-5 last filed
- Oct 10, 2025
- Permits on file
- 1,060
- Phone
- (210) 404-2828
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sage Energy Company |
| Production reports | none |
| Latest permit | Argonaut Energy CorporationJan 12, 1978 |
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
- Jan 12, 1978
- last permit issued
- Jun 28, 1978
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Mar 1996
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 28, 1978
- Shut in
- —
- Plugged
- Mar 19, 1996
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 |
|---|---|---|---|---|---|---|
| Cook Unit G-11-79204 | Brumley, East (Yates) | Sage Energy Company | 1 | 0 | 0 | Jan 1993 – Mar 1996 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 16238-99 | Drill | Argonaut Energy Corporation | Jan 12, 1978 | Jan 12, 1978 | Feb 17, 1978 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jun 28, 1978 | Cook Unit G-11-79204 | Brumley East (Yates) | Sage Energy Company | Plugged | — |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 442 | 17.5 | 425 S |
| 8.625 | 4,500 | 12.5 | 2,325 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 | Oct 4, 1978 | — |
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 42-165-31311 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-165-31311 → 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/16531311, documented in the API reference.