HILL - MAYO BROWN UNIT

Oil · District 11 · Lease #68627

Operator: SCHALK OIL COMPANY, INC.

Cum Oil

52k BBL

Cum Gas

0 MCF

Wells

1

Production

2003-11 — 2026-03

Peak Month

2003-11

Production History

Cum Oil: 52,057 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

981 BBL/mo

Di (annual)

35.2%

b-factor

0.4

EUR

53,311 BBL

R-squared

0.853

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SCHALK OIL COMPANY, INC.25,2002003-09-30
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