UNIVERSITY 5-26

Oil · District 08 · Lease #38767

Operator: THREE RIVERS OPERATING CO LLC

Fields: SPRABERRY (TREND AREA)

Cum Oil

37k BBL

Cum Gas

123k MCF

casinghead

Wells

1

Production

2008-04 — 2026-04

Peak Month

2012-04

Production History

Cum Oil: 37,492 BBL Cum Gas: 123,271 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

747 BBL/mo

Di (annual)

52.5%

b-factor

0.7

EUR

40,962 BBL

R-squared

0.834

type

hyperbolic

Operator History (from monthly production reports)

2012-08 — 2026-07 COG OPERATING LLC 168 mo

2011-01 — 2012-07 THREE RIVERS OPERATING CO LLC 19 mo

2008-04 — 2010-12 SAMSON LONE STAR, LLC 33 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-003-40349	COG OPERATING LLC	1	11,300	2008-01-07