FISHER -8-

Oil · District 10 · Lease #25459

Operator: VIN FISHER OPERATING, INC.

Cum Oil

106k BBL

Cum Gas

0 MCF

Wells

6

Production

1993-01 — 2026-03

Peak Month

2014-10

Production History

Cum Oil: 106,100 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

638 BBL/mo

Di (annual)

20.6%

b-factor

0.1

EUR

41,225 BBL

R-squared

0.728

type

hyperbolic

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4RRING ENERGY, INC.15,1002014-06-19
3XRING ENERGY, INC.26,7502014-03-08
4WALKER, CHAS. L.14,9501980-12-31
3WALKER, CHAS. L.14,7501980-06-11
2WALKER, CHAS. L.14,8001980-03-12
1WALKER, CHAS. L.14,7601979-04-26
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