< leases

MALLARD 23

Oil · District 08 · Lease #40166

Operator: VITAL ENERGY, INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

95k BBL

Cum Gas

1.0M MCF

casinghead

Wells

3

Production

2010-02 — 2026-04

Peak Month

2012-05

Production History

Cum Oil: 94,506 BBL Cum Gas: 1,003,656 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,711 BBL/mo

Di (annual)

269.3%

b-factor

1.0

EUR

37,470 BBL

R-squared

0.440

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
2021-11 — 2023-01 LAREDO PETROLEUM, INC. 15 mo
2021-02 — 2021-10 PIONEER NATURAL RES. USA, INC. 9 mo
2017-05 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 45 mo
2017-02 — 2017-04 DE OPERATING LLC 3 mo
2010-02 — 2017-01 CROWNQUEST OPERATING, LLC 84 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1D42-173-37868CRESCENT ENERGY OPERATING, LLC112,6002018-04-12
142-173-34738CRESCENT ENERGY OPERATING, LLC111,9002012-01-30
242-173-33592CRESCENT ENERGY OPERATING, LLC211,0002010-01-04