STATE FI

Oil · District 08 · Lease #42371

Operator: GREYSTONE PETROLEUM, LLC

Cum Oil

24k BBL

Cum Gas

15k MCF

casinghead

Wells

1

Production

2011-09 — 2016-12

Peak Month

2011-12

Production History

Cum Oil: 24,317 BBL Cum Gas: 14,941 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,950 BBL/mo

Di (annual)

363.2%

b-factor

0.9

EUR

27,927 BBL

R-squared

0.631

type

hyperbolic

Operator History (from monthly production reports)

2016-01 — 2018-09 GREYSTONE PETROLEUM, LLC 33 mo
2011-09 — 2015-12 GREYSTONE OIL & GAS, LLP 52 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12RING ENERGY, INC.213,1002018-04-12