4K BLACK HILLS UNIT A

Oil · District 1 · Lease #21645

Operator: PILLAR EFS, LLC

Cum Oil

80k BBL

Cum Gas

0 MCF

Wells

1

Production

2024-12 — 2026-03

Peak Month

2025-01

Production History

Cum Oil: 79,819 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

15,216 BBL/mo

Di (annual)

927.2%

b-factor

1.6

EUR

359,588 BBL

R-squared

0.972

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HPILLAR EFS, LLC19,0002023-08-28
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