DAVID HOLDSWORTH ZAV

Oil · District 1 · Lease #15619

Operator: EXCO OPERATING COMPANY, LP

Cum Oil

230k BBL

Cum Gas

0 MCF

Wells

1

Production

2011-08 — 2026-03

Peak Month

2012-01

Production History

Cum Oil: 229,606 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

2,599 BBL/mo

Di (annual)

13.2%

b-factor

0.0

EUR

235,809 BBL

R-squared

0.551

type

exponential

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HCHESAPEAKE OPERATING, INC.19,0002011-07-11
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