LEASES · O-10-49374 · OIL · DISTRICT 08
Waler State Unit 4
No volume since Jan 2022Diamondback E&P LLC · Reeves County · Phantom (Wolfcamp) field
Waler State Unit 4 is an RRC oil lease (O-10-49374) in Reeves County operated by Diamondback E&P LLC, with 3 wells completed on it.
It has reported 1.01M barrels of oil and 1.58M mcf of gas since May 2017, last reporting volume in January 2022 (statewide data runs through April 2026).
The last 12 reported months total 104K barrels of oil, down 47% on the year before; the lease peaked at 73.9K barrels in October 2019.
- 1.01M
- bbl oil, all reported
- 1.58M
- mcf gas incl. casinghead
- 104K
- bbl oil, last 12 reported
- -47%
- vs the 12 before
- 3
- wells completed on it
- 73.9K
- peak month, bbl (Oct 2019)
PDQ LEASE REPORTS · FIRST MAY 2017 · LAST VOLUME JAN 2022 · 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 103,976 · prior 12 196,453(-47%)
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 273,757 · prior 12 330,625(-17%)
Who reported it
Each run of months one operator filed the production report, oldest first.
- Diamondback E&P LLCMay 2017 → Jun 2022 · 62 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
3
wells completed on the lease
- Producing
- 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.
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