Petrora

LEASES · O-10-33876 · OIL · DISTRICT 08

Ratliff Ranch -A-

Reporting

Diamondback E&P LLC · Ector County · Headlee, N. (Devonian) field

Ratliff Ranch -A- is an RRC oil lease (O-10-33876) in Ector County operated by Diamondback E&P LLC, with one well completed on it.

It has reported 155K barrels of oil and 1.46M mcf of gas since June 1993, last reporting volume in April 2026 (statewide data runs through April 2026).

The last 12 reported months total 161 barrels of oil, down 90% on the year before; the lease peaked at 2.68K barrels in July 1993.

12 operators have filed production on it, most recently Diamondback E&P LLC since December 2022.

155K
bbl oil, all reported
1.46M
mcf gas incl. casinghead
161
bbl oil, last 12 reported
-90%
vs the 12 before
1
wells completed on it
2.68K
peak month, bbl (Jul 1993)

PDQ LEASE REPORTS · FIRST JUN 1993 · LAST VOLUME APR 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 161 · prior 12 1,544(-90%)

02004002017201820192020202120222023202420252026

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 2,314 · prior 12 34,783(-93%)

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. Amoco Production CompanyJun 1993 → Feb 1997 · 45 mo
  2. Altura Energy Ltd.Mar 1997 → Feb 1998 · 12 mo
  3. Union Pacific Resources CompanyMar 1998 → Jan 2001 · 35 mo
  4. Rme Petroleum CompanyFeb 2001 → Nov 2002 · 22 mo
  5. Anadarko E&P Company LPDec 2002 → Nov 2004 · 24 mo
  6. Merit Energy CompanyDec 2004 → Jul 2010 · 68 mo
  7. PDC-WV-Co CorporationAug 2010 → Aug 2010 · 1 mo
  8. PDC EnergySep 2010 → Jan 2012 · 17 mo
  9. COG Operating LLCFeb 2012 → Jan 2019 · 84 mo
  10. Torch Operating LLCFeb 2019 → Jun 2020 · 17 mo
  11. Firebird Energy LLCJul 2020 → Nov 2022 · 29 mo
  12. Diamondback E&P LLCDec 2022 → Jul 2026 · 44 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

1

wells completed on the lease

Producing
1

Operates them now

Diamondback E&P LLC
1

Newest permits

All 1 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-10-33876, documented in the API reference.