SHERMINATOR 12-13 C

Oil · District 08 · Lease #62428

Operator: BLACK SWAN OPCO, LLC

Cum Oil

238k BBL

Cum Gas

840k MCF

casinghead

Wells

2

Production

2024-10 — 2026-04

Peak Month

2024-12

Production History

Cum Oil: 238,087 BBL Cum Gas: 839,974 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

37,248 BBL/mo

Di (annual)

591.1%

b-factor

1.4

EUR

870,487 BBL

R-squared

0.948

type

hyperbolic

Operator History (from monthly production reports)

2024-10 — 2026-07 BLACK SWAN OPCO, LLC 22 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5WBBLACK SWAN OPCO, LLC18,5332024-05-20
6WDBLACK SWAN OPCO, LLC19,9782024-05-20