UNIVERSITY 31

Oil · District 08 · Lease #46863

Operator: RING ENERGY, INC.

Fields: EMMA (DEVONIAN)

Cum Oil

832k BBL

Cum Gas

2.0M MCF

casinghead

Wells

3

Production

2015-05 — 2026-04

Peak Month

2020-10

Production History

Cum Oil: 832,362 BBL Cum Gas: 2,047,855 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

20,487 BBL/mo

Di (annual)

50.9%

b-factor

0.0

EUR

482,853 BBL

R-squared

0.944

type

exponential

Operator History (from monthly production reports)

2025-04 — 2026-07 RING ENERGY, INC. 16 mo

2018-12 — 2025-03 LIME ROCK RESOURCES IV-A, L.P. 76 mo

2016-01 — 2018-11 GREYSTONE PETROLEUM, LLC 35 mo

2015-05 — 2015-12 GREYSTONE OIL & GAS, LLP 8 mo

Wells (3)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
3H	42-003-47844	RING ENERGY, INC.	2	19,000	2018-09-30
6H	42-003-47912	RING ENERGY, INC.	3	21,000	2018-09-30
1H	42-003-46904	RING ENERGY, INC.	2	10,600	2014-10-28