LARK NORTH

Oil · District 01 · Lease #11876

Operator: LAGERQUIST, WALTER G., JR.

Fields: JACOB

Cum Oil

15k BBL

Cum Gas

20 MCF

casinghead

Wells

10

Production

1993-01 — 2026-03

Peak Month

1993-09

Production History

Cum Oil: 14,591 BBL Cum Gas: 20 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

83 BBL/mo

Di (annual)

9.7%

b-factor

0.0

EUR

10,108 BBL

R-squared

0.398

type

exponential

Operator History (from monthly production reports)

2018-09 — 2026-07 BULL OIL COMPANY, LLC 95 mo
2014-12 — 2018-08 ENERGON3 45 mo
2013-09 — 2014-11 J&J OIL 15 mo
2008-05 — 2013-08 AURORA RESOURCES CORPORATION 64 mo
2005-10 — 2008-04 J-BAR OIL COMPANY 31 mo
1993-01 — 2005-09 LAGERQUIST, WALTER G., JR. 153 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10BULL OIL COMPANY, LLC11,1001989-11-17
9BULL OIL COMPANY, LLC11,1001989-04-19
7BULL OIL COMPANY, LLC11,1001988-11-16
8BULL OIL COMPANY, LLC11,1001988-11-16
6BULL OIL COMPANY, LLC11,1001988-09-08
5BULL OIL COMPANY, LLC11,1001988-06-02
4BULL OIL COMPANY, LLC11,1001988-05-19
3BULL OIL COMPANY, LLC11,1001988-02-05
2BULL OIL COMPANY, LLC11,1001988-02-03
1BULL OIL COMPANY, LLC11,0501987-03-31