DAVIS, DON "C"

Oil · District 7C · Lease #11915

Operator: SOJOURNER DRILLING CORPORATION

Cum Oil

4k BBL

Cum Gas

13k MCF

casinghead

Wells

1

Production

1993-01 — 2003-06

Peak Month

1994-03

Production History

Cum Oil: 3,883 BBL Cum Gas: 13,313 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

44 BBL/mo

Di (annual)

9.3%

b-factor

0.0

EUR

5,599 BBL

R-squared

0.404

type

exponential

Operator History (from monthly production reports)

2002-07 — 2013-01 SOJOURNER DRILLING CORPORATION 127 mo
2000-04 — 2002-06 QUICKSILVER RESOURCES INC. 27 mo
1993-01 — 2000-03 MSR EXPLORATION, INC. 87 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SOJOURNER DRILLING CORPORATION24,2711986-01-21