LEASES · O-9-16679 · OIL · DISTRICT 7C

Charlotte

Reporting

Saxum Opco, LLC · Upton County · Spraberry (Trend Area) field

Charlotte is an RRC oil lease (O-9-16679) in Upton County operated by Saxum Opco, LLC, with 3 wells completed on it.

It has reported 126K barrels of oil and 692K mcf of gas since June 2008, last reporting volume in March 2026 (statewide data runs through April 2026).

The last 12 reported months total 2.86K barrels of oil, down 23% on the year before; the lease peaked at 9.12K barrels in September 2015.

5 operators have filed production on it, most recently Saxum Opco, LLC since October 2025.

126K
bbl oil, all reported
692K
mcf gas incl. casinghead
2.86K
bbl oil, last 12 reported
-23%
vs the 12 before
3
wells completed on it
9.12K
peak month, bbl (Sep 2015)

PDQ LEASE REPORTS · FIRST JUN 2008 · LAST VOLUME MAR 2026 · 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 2,861 · prior 12 3,699(-23%)

05001K2017201820192020202120222023202420252026

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 21,172 · prior 12 28,198(-25%)

05K10K2017201820192020202120222023202420252026

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.

  1. Windsor Energy Group, L.L.C.Jun 2008 → Feb 2010 · 21 mo
  2. Windsor Permian LLCMar 2010 → Jun 2012 · 28 mo
  3. Diamondback E&P LLCJul 2012 → May 2021 · 107 mo
  4. Zarvona Energy LLCJun 2021 → Sep 2025 · 52 mo
  5. Saxum Opco, LLCOct 2025 → Jul 2026 · 10 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

3

wells completed on the lease

Producing
3

Operates them now

Newest permits

All 3 wells, searchable →

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-9-16679, documented in the API reference.