CLARK 12 12A

Oil · District 08 · Lease #47571

Operator: OVINTIV USA INC.

Cum Oil

568k BBL

Cum Gas

1.2M MCF

casinghead

Wells

2

Production

2015-09 — 2026-04

Peak Month

2015-10

Production History

Cum Oil: 568,219 BBL Cum Gas: 1,154,374 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,400 BBL/mo

Di (annual)

32.7%

b-factor

2.0

EUR

1,305,572 BBL

R-squared

0.478

type

hyperbolic

Operator History (from monthly production reports)

2020-02 — 2026-07 OVINTIV USA INC. 78 mo
2015-09 — 2020-01 ENCANA OIL & GAS(USA) INC. 53 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1201HOVINTIV USA INC.38,0982015-02-27
1202HOVINTIV USA INC.37,9782015-02-26