ROBB WALTER UNIT

Oil · District 10 · Lease #47664

Operator: OXY USA INC.

Cum Oil

957k BBL

Cum Gas

0 MCF

Wells

3

Production

2016-02 — 2026-03

Peak Month

2016-03

Production History

Cum Oil: 956,736 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

26,834 BBL/mo

Di (annual)

48.6%

b-factor

0.4

EUR

1,072,431 BBL

R-squared

0.787

type

hyperbolic

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1504WAOXY USA INC.112,5002015-09-22
1502WAOXY USA INC.212,5002015-09-16
1501WAOXY USA INC.112,5002015-09-15
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