LEMMA B

Oil · District 10 · Lease #6863

Operator: PHILLIPS PETROLEUM COMPANY

Cum Oil

12k BBL

Cum Gas

177 MCF

casinghead

Wells

1

Production

1993-01 — 1994-05

Peak Month

1993-01

Production History

Cum Oil: 11,762 BBL Cum Gas: 177 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,055 BBL/mo

Di (annual)

86.4%

b-factor

0.0

EUR

14,650 BBL

R-squared

0.501

type

exponential

Operator History (from monthly production reports)

1993-01 — 1995-04 PHILLIPS PETROLEUM COMPANY 28 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PHILLIPS PETROLEUM COMPANY28,5501994-08-19