RICHTER UNIT A ZAV

Oil · District 01 · Lease #16553

Operator: EXCO OPERATING COMPANY, LP

Cum Oil

159k BBL

Cum Gas

106k MCF

casinghead

Wells

1

Production

2012-12 — 2026-04

Peak Month

2013-07

Production History

Cum Oil: 158,875 BBL Cum Gas: 106,416 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,794 BBL/mo

Di (annual)

72.7%

b-factor

0.7

EUR

198,974 BBL

R-squared

0.840

type

hyperbolic

Operator History (from monthly production reports)

2013-07 — 2026-07 EXCO OPERATING COMPANY, LP 157 mo
2012-12 — 2013-06 CHESAPEAKE OPERATING, INC. 7 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HEXCO OPERATING COMPANY, LP39,0002011-07-25