Petrora

LEASES · O-9-13501 · OIL · DISTRICT 7C

Heluma (Cisco) Unit #2

Reporting

Peterson Oil and Gas LLC · Upton County · Heluma (Cisco) field

Heluma (Cisco) Unit #2 is an RRC oil lease (O-9-13501) in Upton County operated by Peterson Oil And Gas LLC, with 3 wells completed on it.

It has reported 139K barrels of oil and 253K mcf of gas since September 1993, last reporting volume in October 2025 (statewide data runs through April 2026).

The last 12 reported months total 2 barrels of oil; the lease peaked at 10K barrels in October 1993.

10 operators have filed production on it, most recently Peterson Oil And Gas LLC since November 2025.

139K
bbl oil, all reported
253K
mcf gas incl. casinghead
2
bbl oil, last 12 reported
—
vs the 12 before
3
wells completed on it
10K
peak month, bbl (Oct 1993)

PDQ LEASE REPORTS · FIRST SEP 1993 · LAST VOLUME OCT 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.

Last 12 months 2 · prior 12 43(-95%)

0510152017201820192020202120222023202420252026

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

012017201820192020202120222023202420252026

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. EP Operating Limited PartnershipSep 1993 → Feb 1995 · 18 mo
  2. Enserch Exploration, IncMar 1995 → Mar 1998 · 37 mo
  3. Eex CorporationApr 1998 → Oct 1998 · 7 mo
  4. Taurus Exploration U.S.A., Inc.Nov 1998 → Nov 1998 · 1 mo
  5. Energen Resources CorporationDec 1998 → Jan 2019 · 242 mo
  6. Diamondback E&P LLCFeb 2019 → Jun 2019 · 5 mo
  7. Sabinal Energy Operating, LLCJul 2019 → Jun 2022 · 36 mo
  8. Peterson Oil and Gas LLCJul 2022 → May 2025 · 35 mo
  9. Spade Energy L.L.C.Jun 2025 → Oct 2025 · 5 mo
  10. Peterson Oil and Gas LLCNov 2025 → Jul 2026 · 9 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

3

wells completed on the lease

NO Type on File
2
NO Production
1

Operates them now

Samson Lone Star LP
1
Enserch Exploration Inc
1
Peterson Oil and Gas LLC
1

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-9-13501, documented in the API reference.