FISHER -3-

Oil · District 10 · Lease #25721

Operator: VIN FISHER OPERATING, INC.

Cum Oil

187k BBL

Cum Gas

0 MCF

Wells

8

Production

1993-01 — 2026-03

Peak Month

2014-06

Production History

Cum Oil: 186,982 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,985 BBL/mo

Di (annual)

107.5%

b-factor

1.6

EUR

160,247 BBL

R-squared

0.639

type

hyperbolic

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9RING ENERGY, INC.15,1002014-06-19
8RING ENERGY, INC.15,1002014-03-22
7RING ENERGY, INC.16,7502014-03-06
6RING ENERGY, INC.15,1002013-10-01
5WALKER, CHAS. L.16,5001980-07-17
4WALKER, CHAS. L.15,3501980-06-11
3WALKER, CHAS. L.14,8001980-03-12
1WALKER, CHAS. L.14,7601979-04-26
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