LEASES · O-10-45796 · OIL · DISTRICT 08
Martin 40
Diamondback E&P LLC · Martin County · Spraberry (Trend Area) field
Martin 40 is an RRC oil lease (O-10-45796) in Martin County operated by Diamondback E&P LLC, with one well completed on it.
It has reported 61.9K barrels of oil and 188K mcf of gas since July 2014, last reporting volume in February 2025 (statewide data runs through August 2026).
No volume was reported in the 12 months through August 2026; the last was in February 2025.
3 operators have filed production on it, most recently Diamondback E&P LLC since October 2021.
- 61.9K
- bbl oil, all reported
- 188K
- mcf gas incl. casinghead
- 0
- bbl oil, 12 months through Aug 2026
- -100%
- vs the 12 before
- 1
- wells completed on it
- 2.18K
- peak month, bbl (Jul 2014)
PDQ LEASE REPORTS · FIRST JUL 2014 · LAST VOLUME FEB 2025 · STATEWIDE DATA THROUGH AUG 2026
Oil by month
Barrels reported on Form PR for the whole lease. The latest months are revised upward as late reports arrive.
12 months through Aug 2026 0 · prior 12 197(-100%)
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.
12 months through Aug 2026 0 · prior 12 77(-100%)
Who reported it
Each run of months one operator filed the production report, oldest first, with what it reported in them.
- Parsley Energy Operations, LLCJul 2014 → Oct 2018 · 52 mo46.6K bbl oil · 158K mcf gas
- QEP Energy CompanyNov 2018 → Sep 2021 · 35 mo7.73K bbl oil · 17.4K mcf gas
- Diamondback E&P LLCOct 2021 → Nov 2026 · 62 mo7.59K bbl oil · 13.3K mcf gas
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 Aug 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-10-45796, documented in the API reference.