UNIVERSITY PHILLIPS

Oil · District 7C · Lease #457

Operator: RANGE PRODUCTION COMPANY

Cum Oil

164k BBL

Cum Gas

156k MCF

casinghead

Wells

15

Production

1993-01 — 2025-12

Peak Month

2003-08

Production History

Cum Oil: 163,722 BBL Cum Gas: 156,261 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,228 BBL/mo

Di (annual)

9.6%

b-factor

0.0

EUR

152,528 BBL

R-squared

0.704

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 (15)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
19DIGITAL OPERATING COMPANY LLC12,8001980-08-18
18DIGITAL OPERATING COMPANY LLC12,8001980-07-28
17DIGITAL OPERATING COMPANY LLC12,8001980-07-24
15DIGITAL OPERATING COMPANY LLC12,8001980-01-24
16DIGITAL OPERATING COMPANY LLC12,8001980-01-24
142-105-80098DIGITAL OPERATING COMPANY LLC------
1242-105-80104DIGITAL OPERATING COMPANY LLC------
1342-105-02835DIGITAL OPERATING COMPANY LLC------
242-105-03469DIGITAL OPERATING COMPANY LLC------
342-105-80100DIGITAL OPERATING COMPANY LLC------
442-105-80101DIGITAL OPERATING COMPANY LLC------
542-105-80102DIGITAL OPERATING COMPANY LLC------
642-105-02829DIGITAL OPERATING COMPANY LLC------
8W42-105-02755DIGITAL OPERATING COMPANY LLC------
942-105-02831DIGITAL OPERATING COMPANY LLC------