HALPERT A

Oil · District 08 · Lease #58372

Operator: SM ENERGY COMPANY

Cum Oil

432k BBL

Cum Gas

934k MCF

casinghead

Wells

2

Production

2022-06 — 2026-04

Peak Month

2023-07

Production History

Cum Oil: 431,768 BBL Cum Gas: 934,292 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

43,500 BBL/mo

Di (annual)

378.9%

b-factor

1.1

EUR

862,851 BBL

R-squared

0.957

type

hyperbolic

Operator History (from monthly production reports)

2022-06 — 2026-07 SM ENERGY COMPANY 50 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
0721LSSM ENERGY COMPANY110,2002021-10-08
0745WASM ENERGY COMPANY110,5002021-10-08