CREWS-MAST "8B"

Oil · District 08 · Lease #26745

Operator: RING ENERGY, INC.

Cum Oil

19k BBL

Cum Gas

6k MCF

casinghead

Wells

2

Production

1993-01 — 2015-04

Peak Month

2004-02

Production History

Cum Oil: 18,613 BBL Cum Gas: 6,343 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

546 BBL/mo

Di (annual)

146.7%

b-factor

1.2

EUR

24,882 BBL

R-squared

0.420

type

hyperbolic

Operator History (from monthly production reports)

2014-03 — 2016-01 RING ENERGY, INC. 23 mo
2003-08 — 2014-02 RAW OIL & GAS, INC. 127 mo
1993-04 — 2003-07 CAPROCK OPERATING, INC. 124 mo
1993-01 — 1993-03 EWT OPERATING COMPANY 3 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1VIN FISHER OPERATING, INC.25,0002015-10-02
801BVIN FISHER OPERATING, INC.25,0002015-10-02