LEASES · O-10-18996 · OIL · DISTRICT 08
Chalk, Otis
No volume since Nov 2011Apache Corporation · Howard County · Howard-Glasscock (Glorieta) field
Chalk, Otis is an RRC oil lease (O-10-18996) in Howard County operated by Apache Corporation, with 20 wells completed on it.
It has reported 798K barrels of oil and 261K mcf of gas since January 1993, last reporting volume in November 2011 (statewide data runs through April 2026).
No volume was reported in the last 12 months; the last was in November 2011.
5 operators have filed production on it, most recently Apache Corporation since April 2007.
- 798K
- bbl oil, all reported
- 261K
- mcf gas incl. casinghead
- 0
- bbl oil, last 12 reported
- —
- vs the 12 before
- 20
- wells completed on it
- 7.65K
- peak month, bbl (Aug 2002)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME NOV 2011 · 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.
- Chevron U. S. A. Inc.Jan 1993 → Jun 1995 · 30 mo
- Westport Oil and Gas Company IncJul 1995 → Feb 2002 · 80 mo
- Westport Oil and Gas Company, LPMar 2002 → Feb 2006 · 48 mo
- Kerr-McGee Oil & Gas Onshore LPMar 2006 → Mar 2007 · 13 mo
- Apache CorporationApr 2007 → Oct 2015 · 103 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
20
wells completed on the lease
- Not on Schedule
- 17
- Plugged
- 3
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-10-18996, documented in the API reference.