KEYSTONE/KEYSTONE RANCH

Oil · District 1 · Lease #13870

Operator: PENROD OIL COMPANY OF TEXAS, INC

Cum Oil

42k BBL

Cum Gas

0 MCF

Wells

3

Production

1994-06 — 2026-03

Peak Month

2003-01

Production History

Cum Oil: 42,360 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,201 BBL/mo

Di (annual)

53.0%

b-factor

0.0

EUR

27,181 BBL

R-squared

0.487

type

exponential

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2LIGHT RESOURCES26,8502013-10-26
4LIGHT RESOURCES26,9002000-04-20
1FAIR ENERGY16,9501980-05-27
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