LEASES · O-10-36734 · OIL · DISTRICT 08
Sadler, Doris "16"
Diamondback E&P LLC · Martin County · Spraberry (Trend Area) field
Sadler, Doris "16" is an RRC oil lease (O-10-36734) in Martin County operated by Diamondback E&P LLC, with 2 wells completed on it.
It has reported 83.7K barrels of oil and 153K mcf of gas since September 2001, last reporting volume in September 2025 (statewide data runs through April 2026).
It reported 112 barrels of oil in the 12 months through April 2026, down 87% on the year before; the lease peaked at 1.98K barrels in March 2010.
4 operators have filed production on it, most recently Diamondback E&P LLC since May 2025.
- 83.7K
- bbl oil, all reported
- 153K
- mcf gas incl. casinghead
- 112
- bbl oil, 12 months through Apr 2026
- -87%
- vs the 12 before
- 2
- wells completed on it
- 1.98K
- peak month, bbl (Mar 2010)
PDQ LEASE REPORTS · FIRST SEP 2001 · LAST VOLUME SEP 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.
12 months through Apr 2026 112 · prior 12 883(-87%)
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 Apr 2026 49 · prior 12 366(-87%)
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.
- Energen Resources CorporationSep 2001 → Jan 2019 · 209 mo
- Diamondback E&P LLCFeb 2019 → Jun 2024 · 65 mo
- Pbex Operations, LLCJul 2024 → Apr 2025 · 10 mo
- Diamondback E&P LLCMay 2025 → Jul 2026 · 15 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
2
wells completed on the lease
- Plugged
- 1
- Producing
- 1
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-10-36734, documented in the API reference.