BLACK STONE 1-12 I

Oil · District 08 · Lease #56657

Operator: DIAMONDBACK E&P LLC

Cum Oil

285k BBL

Cum Gas

453k MCF

casinghead

Wells

1

Production

2021-09 — 2026-04

Peak Month

2022-09

Production History

Cum Oil: 285,059 BBL Cum Gas: 453,082 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

23,736 BBL/mo

Di (annual)

842.5%

b-factor

1.5

EUR

514,230 BBL

R-squared

0.782

type

hyperbolic

Operator History (from monthly production reports)

2026-03 — 2026-07 BLUE ARROW OPERATING, LLC 5 mo
2021-09 — 2026-02 DIAMONDBACK E&P LLC 54 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6BSBLUE ARROW OPERATING, LLC113,0002021-03-24