COOPER

Oil · District 10 · Lease #42202

Operator: PIEDRA OPERATING, LLC

Cum Oil

81k BBL

Cum Gas

0 MCF

Wells

3

Production

2011-12 — 2026-03

Peak Month

2012-01

Production History

Cum Oil: 81,133 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

2,126 BBL/mo

Di (annual)

70.5%

b-factor

0.8

EUR

103,056 BBL

R-squared

0.763

type

hyperbolic

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIEDRA OPERATING, LLC111,0002011-08-09
3PIEDRA OPERATING, LLC211,0002011-08-09
1PIEDRA OPERATING, LLC111,0002011-08-08
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