BLACK RANCH "D"

Oil · District 7B · Lease #27354

Operator: REMARK OIL LLC

Cum Oil

93k BBL

Cum Gas

27k MCF

casinghead

Wells

5

Production

1994-11 — 2026-03

Peak Month

1997-04

Production History

Cum Oil: 92,717 BBL Cum Gas: 26,605 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

896 BBL/mo

Di (annual)

13.5%

b-factor

0.0

EUR

79,391 BBL

R-squared

0.835

type

exponential

Operator History (from monthly production reports)

2019-01 — 2026-07 ATLAS OPERATING LLC 91 mo
2018-08 — 2018-12 REMARK OIL LLC 5 mo
1994-11 — 2018-07 BRECK OPERATING CORP. 285 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4ATLAS OPERATING LLC13,9991997-01-22
3ATLAS OPERATING LLC13,9991996-12-23
2ATLAS OPERATING LLC13,9991996-05-02
22ATLAS OPERATING LLC13,9991996-05-02
1ATLAS OPERATING LLC13,9991994-10-14