RICHTER UNIT B ZAV

Oil · District 1 · Lease #17215

Operator: EXCO OPERATING COMPANY, LP

Cum Oil

194k BBL

Cum Gas

0 MCF

Wells

1

Production

2013-09 — 2026-03

Peak Month

2013-10

Production History

Cum Oil: 194,431 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

6,541 BBL/mo

Di (annual)

64.3%

b-factor

0.4

EUR

199,613 BBL

R-squared

0.812

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HCHESAPEAKE OPERATING, INC.29,0002012-03-24
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