CREWS, S.E.-MAST -8-

Oil · District 08 · Lease #45165

Operator: VIN FISHER OPERATING, INC.

Cum Oil

171k BBL

Cum Gas

103k MCF

casinghead

Wells

6

Production

2014-07 — 2026-04

Peak Month

2015-07

Production History

Cum Oil: 170,569 BBL Cum Gas: 103,115 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,773 BBL/mo

Di (annual)

15.1%

b-factor

0.0

EUR

140,791 BBL

R-squared

0.343

type

exponential

Operator History (from monthly production reports)

2024-10 — 2026-07 VIN FISHER OPERATING, INC. 22 mo
2014-07 — 2024-09 RING ENERGY, INC. 123 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5VIN FISHER OPERATING, INC.36,7502015-04-28
2VIN FISHER OPERATING, INC.26,2002014-07-21
3VIN FISHER OPERATING, INC.15,1002014-06-07
4VIN FISHER OPERATING, INC.15,1002014-06-07
6VIN FISHER OPERATING, INC.15,1002014-06-07
7VIN FISHER OPERATING, INC.15,1002014-06-07