UNDERWOOD A

Oil · District 10 · Lease #49670

Operator: RING ENERGY, INC.

Cum Oil

117k BBL

Cum Gas

0 MCF

Wells

3

Production

2017-10 — 2026-03

Peak Month

2018-10

Production History

Cum Oil: 116,934 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,617 BBL/mo

Di (annual)

21.9%

b-factor

0.0

EUR

88,572 BBL

R-squared

0.300

type

exponential

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HRING ENERGY, INC.15,1002017-09-25
2HRING ENERGY, INC.14,8002017-07-28
1HRING ENERGY, INC.24,8002017-02-07
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