CARLINVILLE NATIONAL BANK

Oil · District 08 · Lease #8075

Operator: COLLINS & WARE, INC.

Cum Oil

106k BBL

Cum Gas

102k MCF

casinghead

Wells

9

Production

1993-01 — 2010-01

Peak Month

1998-05

Production History

Cum Oil: 105,654 BBL Cum Gas: 101,856 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

744 BBL/mo

Di (annual)

6.6%

b-factor

0.0

EUR

129,512 BBL

R-squared

0.346

type

exponential

Operator History (from monthly production reports)

2000-07 — 2010-07 APACHE CORPORATION 121 mo
1996-07 — 2000-06 COLLINS & WARE, INC. 48 mo
1993-01 — 1996-06 AMERADA HESS CORPORATION 42 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8FORMENTERA OPERATIONS LLC110,7051996-10-08
2 LFORMENTERA OPERATIONS LLC110,1801996-08-30
1 DFORMENTERA OPERATIONS LLC110,7501978-12-06
10 L42-135-02461AMERADA HESS CORPORATION------
1142-135-10729AMERADA HESS CORPORATION------
4 L42-135-02455FORMENTERA OPERATIONS LLC------
542-135-02456FORMENTERA OPERATIONS LLC------
7 L42-135-02458APACHE CORPORATION------
9 L42-135-02460AMERADA HESS CORPORATION------