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D. JOST OIL UNIT

Oil · District 7C · Lease #17378

Operator: VITAL ENERGY, INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

159k BBL

Cum Gas

1.1M MCF

casinghead

Wells

3

Production

2011-01 — 2026-04

Peak Month

2012-01

Production History

Cum Oil: 158,511 BBL Cum Gas: 1,149,299 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,176 BBL/mo

Di (annual)

133.3%

b-factor

1.1

EUR

180,308 BBL

R-squared

0.533

type

hyperbolic

Operator History (from monthly production reports)

2026-01 — 2026-07 CRESCENT ENERGY OPERATING, LLC 7 mo
2023-02 — 2025-12 VITAL ENERGY, INC. 35 mo
2014-01 — 2023-01 LAREDO PETROLEUM, INC. 109 mo
2011-08 — 2013-12 LAREDO PETROLEUM - DALLAS, INC. 29 mo
2011-01 — 2011-07 BROAD OAK ENERGY, INC. 7 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
15R42-383-38689CRESCENT ENERGY OPERATING, LLC112,5002014-04-21
15Q42-383-37529CRESCENT ENERGY OPERATING, LLC110,5002011-11-15
15AF42-383-36921CRESCENT ENERGY OPERATING, LLC19,0002010-08-06