BLACK STONE 1-12 B

Oil · District 08 · Lease #51143

Operator: DIAMONDBACK E&P LLC

Cum Oil

664k BBL

Cum Gas

820k MCF

casinghead

Wells

1

Production

2018-07 — 2026-04

Peak Month

2018-11

Production History

Cum Oil: 664,330 BBL Cum Gas: 819,980 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

40,217 BBL/mo

Di (annual)

168.4%

b-factor

0.7

EUR

790,448 BBL

R-squared

0.900

type

hyperbolic

Operator History (from monthly production reports)

2026-03 — 2026-07 BLUE ARROW OPERATING, LLC 5 mo
2018-07 — 2026-02 DIAMONDBACK E&P LLC 92 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SBBLUE ARROW OPERATING, LLC210,2002018-02-15