LEASES · O-8-26525 · OIL · DISTRICT 7B
Clark-Ulmer Unit
No volume since Apr 2018Ray Herring Operating Co., LLC · Haskell County · Sagerton, NE. (Strawn, UP) field
Clark-Ulmer Unit is an RRC oil lease (O-8-26525) in Haskell County operated by Ray Herring Operating CO., LLC, with one well completed on it.
It has reported 31.9K barrels of oil and 44.7K mcf of gas since January 1993, last reporting volume in April 2018 (statewide data runs through April 2026).
The last 12 reported months total 1 barrels of oil; the lease peaked at 614 barrels in January 1993.
3 operators have filed production on it, most recently Ray Herring Operating CO., LLC since April 2016.
- 31.9K
- bbl oil, all reported
- 44.7K
- mcf gas incl. casinghead
- 1
- bbl oil, last 12 reported
- —
- vs the 12 before
- 1
- wells completed on it
- 614
- peak month, bbl (Jan 1993)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME APR 2018 · 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 · prior 12 15(-93%)
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.
- Herring, RayJan 1993 → Jun 2014 · 258 mo
- Ray Herring EstateJul 2014 → Mar 2016 · 21 mo
- Ray Herring Operating Co., LLCApr 2016 → Apr 2018 · 25 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.
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