STROOPE

Oil · District 8A · Lease #62458

Operator: ROCA RESOURCE COMPANY, INC.

Fields: SMYER, NE. (CLEAR FORK)

Cum Oil

113k BBL

Cum Gas

28 MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 112,903 BBL Cum Gas: 28 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

675 BBL/mo

Di (annual)

7.6%

b-factor

0.3

EUR

126,856 BBL

R-squared

0.666

type

hyperbolic

Operator History (from monthly production reports)

2025-02 — 2026-07 HALVEY ENERGY, LLC 18 mo

2022-11 — 2025-01 BRUCE OGLETREE LLC 27 mo

2003-10 — 2022-10 RASMUSSEN, TOM 229 mo

2003-08 — 2003-09 ROCA OPERATING, INC. 2 mo

1998-01 — 2003-07 ROCA RESOURCE COMPANY, INC. 67 mo

1993-01 — 1997-12 NEARBURG PRODUCING COMPANY 60 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2	42-219-33427	HALVEY ENERGY, LLC	1	6,100	1981-12-31
1	42-219-32598	HALVEY ENERGY, LLC	1	6,000	1978-09-08