LEASES · O-8-27547 · OIL · DISTRICT 7B
Duffer
ReportingByrne Oil Company · Eastland County · I.L. & M. (Congl.) field
Duffer is an RRC oil lease (O-8-27547) in Eastland County operated by Byrne Oil Company, with one well completed on it.
It has reported 7.59K barrels of oil and 157K mcf of gas since April 1995, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 513 barrels of oil, up 231% on the year before; the lease peaked at 416 barrels in May 1995.
2 operators have filed production on it, most recently Byrne Oil Company since February 2005.
- 7.59K
- bbl oil, all reported
- 157K
- mcf gas incl. casinghead
- 513
- bbl oil, last 12 reported
- +231%
- vs the 12 before
- 1
- wells completed on it
- 416
- peak month, bbl (May 1995)
PDQ LEASE REPORTS · FIRST APR 1995 · LAST VOLUME APR 2026 · STATEWIDE DATA THROUGH APR 2026
Oil by month
Barrels reported on Form PR for the whole lease. The latest months are revised upward as late reports arrive.
Last 12 months 513 · prior 12 155(+231%)
Gas by month
Gas-well gas plus casinghead gas, mcf. On an oil lease all gas is reported as casinghead. The latest months are revised upward as late reports arrive.
Last 12 months 2,777 · prior 12 2,040(+36%)
Decline curve
None shown. Petrora fits an Arps curve only when the last ten years of oil reports follow one decline closely enough to project (R² of 0.7 or better over at least a year since the peak). This lease's recent history does not, so a projection would be a guess dressed as a number.
Who reported it
Each run of months one operator filed the production report, oldest first.
- Byrne, Robert E.Apr 1995 → Jan 2005 · 118 mo
- Byrne Oil CompanyFeb 2005 → Jul 2026 · 258 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
About this data
Monthly oil, gas, and casinghead from the RRC PDQ production dump, which lags the reporting month by two to three months; figures shown through Apr 2026. Wells from completion reports; operator runs from who filed each month's report.
Developers: this page as JSON is GET /v1/data/leases/tx/o-8-27547, documented in the API reference.