JEFFS
JEFFS is a Texas oil lease in Reagan County, Railroad Commission district 7C, operated by Mariner Energy, Inc. It has 4 wellbores on file with the Commission. Reported production runs from September 2008 to August 2026, totalling 138,015 barrels. The lease is shut in. Over the last twelve months on file it averaged 43 barrels a month, about 11 per wellbore. Its strongest month on the record we hold was March 2023, at 876 barrels.
Key facts about JEFFS
- Who operates JEFFS?
- JEFFS is operated by Mariner Energy, Inc., Railroad Commission of Texas operator number 526155.
- Where is JEFFS?
- JEFFS is a Texas oil lease in Reagan County, Texas, in Railroad Commission district 7C. Its Railroad Commission lease number is 16829.
- Is JEFFS still producing?
- JEFFS is shut in. The most recent month of production reported to the Railroad Commission of Texas for JEFFS is August 2026.
- How much has JEFFS produced?
- JEFFS has reported 138,015 barrels of oil (bbl) to the Railroad Commission of Texas between September 2008 and August 2026, from 4 wellbores.
Lease record
| Operator | Mariner Energy, Inc. |
|---|---|
| Field | Spraberry (Trend Area) |
| County | Reagan County, Texas |
| RRC district | 7C |
| Lease number | 16829 |
| Wellbores | 4 |
| Reported production | 138,015 bbl |
| First reported | |
| Last reported |
Where JEFFS 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.