COOK "21"
COOK "21" is a Texas oil lease in Martin County, Railroad Commission district 08, operated by Pioneer Natural Res. USA, Inc. It has 9 wellbores on file with the Commission. Reported production runs from November 2008 to August 2026, totalling 341,371 barrels. The lease is shut in. Over the last twelve months on file it averaged 301 barrels a month, about 33 per wellbore. Its strongest month on the record we hold was March 2021, at 2,541 barrels.
Key facts about COOK "21"
- Who operates COOK "21"?
- COOK "21" is operated by Pioneer Natural Res. USA, Inc., Railroad Commission of Texas operator number 665748.
- Where is COOK "21"?
- COOK "21" is a Texas oil lease in Martin County, Texas, in Railroad Commission district 08. Its Railroad Commission lease number is 39126.
- Is COOK "21" still producing?
- COOK "21" is shut in. The most recent month of production reported to the Railroad Commission of Texas for COOK "21" is August 2026.
- How much has COOK "21" produced?
- COOK "21" has reported 341,371 barrels of oil (bbl) to the Railroad Commission of Texas between November 2008 and August 2026, from 9 wellbores.
Lease record
| Operator | Pioneer Natural Res. USA, Inc. |
|---|---|
| Field | Spraberry (Trend Area) |
| County | Martin County, Texas |
| RRC district | 08 |
| Lease number | 39126 |
| Wellbores | 9 |
| Reported production | 341,371 bbl |
| First reported | |
| Last reported |
Where COOK "21" sits
Source: Railroad Commission of Texas lease production records, complete through . Figures on this page were computed on .
Production figures are as reported to the Railroad Commission of Texas. The value shown is an estimate produced by fitting a decline curve to that reported history; it is not an offer or an appraisal. How this estimate is calculated.