TREATY OAK E UNIT A

Oil · District 08 · Lease #56666

Operator: PETROLEGACY ENERGY II, LLC

Fields: SPRABERRY (TREND AREA)

Cum Oil

733k BBL

Cum Gas

545k MCF

casinghead

Wells

2

Production

2021-08 — 2026-04

Peak Month

2022-01

Production History

Cum Oil: 732,625 BBL Cum Gas: 545,052 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

62,477 BBL/mo

Di (annual)

384.6%

b-factor

1.2

EUR

1,442,650 BBL

R-squared

0.918

type

hyperbolic

Operator History (from monthly production reports)

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

2021-08 — 2023-05 PETROLEGACY ENERGY II, LLC 22 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1LS	42-317-43629	OVINTIV USA INC.	1	9,500	2021-06-18
1WA	42-317-43628	OVINTIV USA INC.	1	9,500	2021-06-18