NELSON

Oil · District 08 · Lease #40056

Operator: THREE RIVERS OPERATING CO II LLC

Fields: SPRABERRY (TREND AREA)

Cum Oil

68k BBL

Cum Gas

175k MCF

casinghead

Wells

2

Production

2009-12 — 2026-04

Peak Month

2015-01

Production History

Cum Oil: 68,113 BBL Cum Gas: 174,787 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,966 BBL/mo

Di (annual)

84.9%

b-factor

0.5

EUR

53,107 BBL

R-squared

0.826

type

hyperbolic

Operator History (from monthly production reports)

2014-12 — 2026-07 OXY USA INC. 140 mo

2014-08 — 2014-11 THREE RIVERS OPERATING CO II LLC 4 mo

2009-12 — 2014-07 THOMPSON, J. CLEO 56 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
3	42-173-36035	OXY USA INC.	2	12,000	2013-08-30
1	42-173-33555	OXY USA INC.	1	10,500	2009-10-23