HALPERT E

Oil · District 08 · Lease #58057

Operator: SM ENERGY COMPANY

Cum Oil

343k BBL

Cum Gas

770k MCF

casinghead

Wells

1

Production

2021-12 — 2026-04

Peak Month

2023-04

Production History

Cum Oil: 343,302 BBL Cum Gas: 769,537 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

35,490 BBL/mo

Di (annual)

775.7%

b-factor

1.4

EUR

694,648 BBL

R-squared

0.854

type

hyperbolic

Operator History (from monthly production reports)

2021-12 — 2026-07 SM ENERGY COMPANY 55 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
0748WASM ENERGY COMPANY210,5002021-10-14