ETHEL-JESPER WEST

Oil · District 08 · Lease #51239

Operator: HALCON OPERATING CO., INC.

Cum Oil

220k BBL

Cum Gas

1.1M MCF

casinghead

Wells

1

Production

2018-05 — 2026-03

Peak Month

2019-01

Production History

Cum Oil: 219,865 BBL Cum Gas: 1,103,854 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

10,652 BBL/mo

Di (annual)

64.7%

b-factor

0.1

EUR

219,386 BBL

R-squared

0.904

type

hyperbolic

Operator History (from monthly production reports)

2018-05 — 2026-07 HALCON OPERATING CO., INC. 99 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1AHHALCON OPERATING CO., INC.213,0002018-01-04