BLACK DOG 4231 C

Oil · District 7C · Lease #20268

Operator: APACHE CORPORATION

Cum Oil

369k BBL

Cum Gas

2.2M MCF

casinghead

Wells

1

Production

2019-04 — 2026-04

Peak Month

2019-06

Production History

Cum Oil: 368,679 BBL Cum Gas: 2,234,456 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

35,854 BBL/mo

Di (annual)

256.9%

b-factor

0.6

EUR

396,402 BBL

R-squared

0.972

type

hyperbolic

Operator History (from monthly production reports)

2019-04 — 2026-07 APACHE CORPORATION 88 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HMAPACHE CORPORATION110,0002018-09-05