ERNESTINE "23"

Oil · District 08 · Lease #42469

Operator: OVINTIV USA INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

32k BBL

Cum Gas

29k MCF

casinghead

Wells

1

Production

2012-02 — 2025-04

Peak Month

2012-05

Production History

Cum Oil: 32,371 BBL Cum Gas: 28,790 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

622 BBL/mo

Di (annual)

72.4%

b-factor

0.8

EUR

29,517 BBL

R-squared

0.336

type

hyperbolic

Operator History (from monthly production reports)

2023-06 — 2026-07 OVINTIV USA INC. 38 mo

2021-07 — 2023-05 BLACK SWAN OPERATING, LLC 23 mo

2021-01 — 2021-06 DIAMONDBACK E&P LLC 6 mo

2016-10 — 2020-12 GUIDON ENERGY MGMT SERVICES LLC 51 mo

2012-02 — 2016-09 ENDEAVOR ENERGY RESOURCES L.P. 56 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-317-37303	OVINTIV USA INC.	1	12,000	2011-10-28