RICHTER UNIT A ZAV

Oil · District 1 · Lease #16553

Operator: EXCO OPERATING COMPANY, LP

Cum Oil

158k BBL

Cum Gas

0 MCF

Wells

1

Production

2012-12 — 2026-03

Peak Month

2013-07

Production History

Cum Oil: 157,857 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

4,599 BBL/mo

Di (annual)

69.6%

b-factor

0.7

EUR

198,121 BBL

R-squared

0.832

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HCHESAPEAKE OPERATING, INC.39,0002011-07-25
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