LEASES · O-1-17804 · OIL · DISTRICT 01
Cook-Manford Trust
ReportingAuterra Operating, LLC · Gonzales County · Eagleville (Eagle Ford-1) field
Cook-Manford Trust is an RRC oil lease (O-1-17804) in Gonzales County operated by Auterra Operating, LLC, with one well completed on it.
It has reported 96.8K barrels of oil and 42.5K mcf of gas since November 2013, last reporting volume in November 2025 (statewide data runs through April 2026).
The last 12 reported months total 26 barrels of oil; the lease peaked at 9.72K barrels in January 2014.
3 operators have filed production on it, most recently Auterra Operating, LLC since June 2018.
- 96.8K
- bbl oil, all reported
- 42.5K
- mcf gas incl. casinghead
- 26
- bbl oil, last 12 reported
- —
- vs the 12 before
- 1
- wells completed on it
- 9.72K
- peak month, bbl (Jan 2014)
PDQ LEASE REPORTS · FIRST NOV 2013 · LAST VOLUME NOV 2025 · 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 26 · 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 6 · prior 12 0
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.
- Forest Oil CorporationNov 2013 → Mar 2015 · 17 mo
- Sabine Oil & Gas CorporationApr 2015 → May 2018 · 38 mo
- Auterra Operating, LLCJun 2018 → Jul 2026 · 98 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-1-17804, documented in the API reference.