LEASES · O-9-10043 · OIL · DISTRICT 7C
Halfman, E. A.
No volume since Mar 2023Lavanco Energy, Ltd. · Tom Green County · Halfman (Strawn) field
Halfman, E. A. is an RRC oil lease (O-9-10043) in Tom Green County operated by Lavanco Energy, Ltd., with one well completed on it.
It has reported 17.9K barrels of oil and 45.9K mcf of gas since January 1993, last reporting volume in March 2023 (statewide data runs through April 2026).
The last 12 reported months total 195 barrels of oil, down 36% on the year before; the lease peaked at 149 barrels in August 1998.
3 operators have filed production on it, most recently Lavanco Energy, Ltd. since March 2006.
- 17.9K
- bbl oil, all reported
- 45.9K
- mcf gas incl. casinghead
- 195
- bbl oil, last 12 reported
- -36%
- vs the 12 before
- 1
- wells completed on it
- 149
- peak month, bbl (Aug 1998)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME MAR 2023 · 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 195 · prior 12 304(-36%)
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 0 · prior 12 0
Who reported it
Each run of months one operator filed the production report, oldest first.
- Merit Oil CompanyJan 1993 → May 1994 · 17 mo
- Lavanco Energy, Inc.Jun 1994 → Feb 2006 · 141 mo
- Lavanco Energy, Ltd.Mar 2006 → Jun 2023 · 208 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-9-10043, documented in the API reference.