NEWTON - LONG UNIT

Oil · District 08 · Lease #39865

Operator: SM ENERGY COMPANY

Fields: SPRABERRY (TREND AREA)

Cum Oil

37k BBL

Cum Gas

60k MCF

casinghead

Wells

1

Production

2010-01 — 2025-06

Peak Month

2010-02

Production History

Cum Oil: 36,801 BBL Cum Gas: 60,324 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,368 BBL/mo

Di (annual)

158.0%

b-factor

0.9

EUR

39,309 BBL

R-squared

0.739

type

hyperbolic

Operator History (from monthly production reports)

2020-02 — 2026-07 OVINTIV USA INC. 78 mo

2018-07 — 2020-01 ENCANA OIL & GAS(USA) INC. 19 mo

2017-01 — 2018-06 SM ENERGY COMPANY 18 mo

2016-05 — 2016-12 QSTAR OPERATING LLC 8 mo

2010-01 — 2016-04 ENDEAVOR ENERGY RESOURCES L.P. 76 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-227-36255	OVINTIV USA INC.	2	11,000	2009-09-01