LEASES · O-11-67710 · OIL · DISTRICT 8A
Hammond
ReportingExtex Operating Company · Gaines County · Salisbury (L. Leonard Sd.) field
Hammond is an RRC oil lease (O-11-67710) in Gaines County operated by Extex Operating Company, with 4 wells completed on it.
It has reported 380K barrels of oil and 366K mcf of gas since March 1997, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 2.65K barrels of oil, down 21% on the year before; the lease peaked at 7.09K barrels in November 2005.
7 operators have filed production on it, most recently Extex Operating Company since February 2021.
- 380K
- bbl oil, all reported
- 366K
- mcf gas incl. casinghead
- 2.65K
- bbl oil, last 12 reported
- -21%
- vs the 12 before
- 4
- wells completed on it
- 7.09K
- peak month, bbl (Nov 2005)
PDQ LEASE REPORTS · FIRST MAR 1997 · 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 2,652 · prior 12 3,364(-21%)
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 2,333 · prior 12 322(+625%)
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.
- Maralo, Inc.Mar 1997 → Dec 1998 · 22 mo
- Maralo, LLCJan 1999 → Nov 2004 · 71 mo
- COG Operating LLCDec 2004 → Nov 2010 · 72 mo
- Legacy Reserves Operating LPDec 2010 → Jan 2011 · 2 mo
- COG Operating LLCFeb 2011 → Dec 2012 · 23 mo
- Legacy Reserves Operating LPJan 2013 → Jan 2021 · 97 mo
- Extex Operating CompanyFeb 2021 → Jul 2026 · 66 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
4
wells completed on the lease
- Producing
- 4
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-11-67710, documented in the API reference.