HOOKS -E-

Oil · District 09 · Lease #13766

Operator: JOHNSON & ERNST OPERATING CO.

Cum Oil

477 BBL

Cum Gas

19 MCF

casinghead

Wells

4

Production

1993-01 — 1998-07

Peak Month

1993-11

Production History

Cum Oil: 477 BBL Cum Gas: 19 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

17 BBL/mo

Di (annual)

67.2%

b-factor

0.0

EUR

289 BBL

R-squared

0.540

type

exponential

Operator History (from monthly production reports)

1993-01 — 2014-10 JOHNSON & ERNST OPERATING CO. 262 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
17JOHNSON & ERNST OPERATING CO.11,5001979-05-25
16JOHNSON & ERNST OPERATING CO.11,9001979-01-15
1142-485-21015JOHNSON & ERNST OPERATING CO.------
1242-485-21031JOHNSON & ERNST OPERATING CO.------