ALTA JEAN -A-

Oil · District 8A · Lease #69906

Operator: SOJOURNER DRILLING CORPORATION

Cum Oil

63k BBL

Cum Gas

0 MCF

Wells

1

Production

2011-12 — 2018-07

Peak Month

2013-04

Production History

Cum Oil: 62,787 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,180 BBL/mo

Di (annual)

24.6%

b-factor

2.0

EUR

233,863 BBL

R-squared

0.843

type

hyperbolic

Operator History (from monthly production reports)

2011-12 — 2018-12 SOJOURNER DRILLING CORPORATION 85 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3SOJOURNER DRILLING CORPORATION14,9002011-08-25