UNIVERSITY OHIO B

Oil · District 7C · Lease #456

Operator: RANGE PRODUCTION COMPANY

Cum Oil

99k BBL

Cum Gas

91k MCF

casinghead

Wells

9

Production

1993-01 — 2026-02

Peak Month

1994-09

Production History

Cum Oil: 98,899 BBL Cum Gas: 91,045 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

638 BBL/mo

Di (annual)

8.0%

b-factor

0.0

EUR

94,175 BBL

R-squared

0.844

type

exponential

Operator History (from monthly production reports)

2022-07 — 2026-07 DIGITAL OPERATING COMPANY LLC 49 mo
2004-10 — 2022-06 ENDEAVOR ENERGY RESOURCES L.P. 213 mo
1998-09 — 2004-09 RANGE PRODUCTION COMPANY 73 mo
1995-04 — 1998-08 LOMAK PRODUCTION COMPANY 41 mo
1995-03 — 1995-03 PARKER & PARSLEY DEVELOPMENT L.P 1 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WDIGITAL OPERATING COMPANY LLC12,8501994-01-25
142-105-01302DIGITAL OPERATING COMPANY LLC------
242-105-01303DIGITAL OPERATING COMPANY LLC------
342-105-01304DIGITAL OPERATING COMPANY LLC------
442-105-01305DIGITAL OPERATING COMPANY LLC------
542-105-01306DIGITAL OPERATING COMPANY LLC------
642-105-01307DIGITAL OPERATING COMPANY LLC------
742-105-01308DIGITAL OPERATING COMPANY LLC------
842-105-01309DIGITAL OPERATING COMPANY LLC------