JONES

Oil · District 11 · Lease #67429

Operator: SCHALK OIL COMPANY, INC.

Cum Oil

88k BBL

Cum Gas

0 MCF

Wells

2

Production

1995-04 — 2026-03

Peak Month

2004-09

Production History

Cum Oil: 88,382 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,408 BBL/mo

Di (annual)

36.3%

b-factor

0.4

EUR

74,359 BBL

R-squared

0.794

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2SCHALK OIL COMPANY, INC.24,4002004-07-02
1SCHALK OIL COMPANY, INC.14,5001995-03-22
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