Petrora

LEASES · O-1-11876 · OIL · DISTRICT 01

Lark North

Reporting

Bull Oil Company, LLC · McMullen County · Jacob field

Lark North is an RRC oil lease (O-1-11876) in Mcmullen County operated by Bull Oil Company, LLC, with 10 wells completed on it.

It has reported 14.6K barrels of oil and 20 mcf of gas since January 1993, last reporting volume in March 2026 (statewide data runs through April 2026).

The last 12 reported months total 17 barrels of oil; the lease peaked at 318 barrels in September 1993.

6 operators have filed production on it, most recently Bull Oil Company, LLC since September 2018.

14.6K
bbl oil, all reported
20
mcf gas incl. casinghead
17
bbl oil, last 12 reported
—
vs the 12 before
10
wells completed on it
318
peak month, bbl (Sep 1993)

PDQ LEASE REPORTS · FIRST JAN 1993 · 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 17 · prior 12 29(-41%)

010202017201820192020202120222023202420252026

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. Lagerquist, Walter G., Jr.Jan 1993 → Sep 2005 · 153 mo
  2. J-Bar Oil CompanyOct 2005 → Apr 2008 · 31 mo
  3. Aurora Resources CorporationMay 2008 → Aug 2013 · 64 mo
  4. J&J OilSep 2013 → Nov 2014 · 15 mo
  5. ENERGON3Dec 2014 → Aug 2018 · 45 mo
  6. Bull Oil Company, LLCSep 2018 → Jul 2026 · 95 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

10

wells completed on the lease

Plugged
6
NO Production
3
Not on Schedule
1

Operates them now

Bull Oil Company LLC
10

Newest permits

All 10 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-1-11876, documented in the API reference.