LEASES · O-4-12775 · OIL · DISTRICT 04
Chapman, J. O.
No volume since Nov 2000Shana Petroleum Company · Nueces County · Chapman Ranch (C-19) field
Chapman, J. O. is an RRC oil lease (O-4-12775) in Nueces County operated by Shana Petroleum Company, with one well completed on it.
It has reported 5.68K barrels of oil and 5.15K mcf of gas since May 1998, last reporting volume in November 2000 (statewide data runs through April 2026).
The last 12 reported months total 1.25K barrels of oil, down 57% on the year before; the lease peaked at 475 barrels in March 1999.
2 operators have filed production on it, most recently Shana Petroleum Company since September 1999.
- 5.68K
- bbl oil, all reported
- 5.15K
- mcf gas incl. casinghead
- 1.25K
- bbl oil, last 12 reported
- -57%
- vs the 12 before
- 1
- wells completed on it
- 475
- peak month, bbl (Mar 1999)
PDQ LEASE REPORTS · FIRST MAY 1998 · LAST VOLUME NOV 2000 · 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 1,252 · prior 12 2,930(-57%)
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 882 · prior 12 4,182(-79%)
Who reported it
Each run of months one operator filed the production report, oldest first.
- Shell Western E&P Inc.May 1998 → Aug 1999 · 16 mo
- Shana Petroleum CompanySep 1999 → Jan 2001 · 17 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-4-12775, documented in the API reference.