LEASES · O-1-7624 · OIL · DISTRICT 01
Armstrong/Klemcke Unit
No volume since Jun 2003Calk Oil Company · Bexar County · Somerset field
Armstrong/Klemcke Unit is an RRC oil lease (O-1-7624) in Bexar County operated by Calk Oil Company, with 5 wells completed on it.
It has reported 538 barrels of oil and 19 mcf of gas since January 1993, last reporting volume in June 2003 (statewide data runs through April 2026).
No volume was reported in the last 12 months; the last was in June 2003.
3 operators have filed production on it, most recently Calk Oil Company since July 2005.
- 538
- bbl oil, all reported
- 19
- mcf gas incl. casinghead
- 0
- bbl oil, last 12 reported
- —
- vs the 12 before
- 5
- wells completed on it
- 32
- peak month, bbl (Jul 1995)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME JUN 2003 · 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 0 · prior 12 0
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.
- Calk, J. M. Operating Co.Jan 1993 → Nov 1996 · 47 mo
- Calk, Roger D.Dec 1996 → Jun 2005 · 103 mo
- Calk Oil CompanyJul 2005 → Jul 2026 · 253 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
5
wells completed on the lease
- Plugged
- 5
Operates them now
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-1-7624, documented in the API reference.