CLARK

Oil · District 7B · Lease #21205

Operator: MEHAFFEY INVESTMENTS, INC.

Cum Oil

200 BBL

Cum Gas

13k MCF

casinghead

Wells

1

Production

1993-01 — 2000-11

Peak Month

1999-05

Production History

Cum Oil: 200 BBL Cum Gas: 13,499 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

18 BBL/mo

Di (annual)

593.1%

b-factor

1.5

EUR

244 BBL

R-squared

0.350

type

hyperbolic

Operator History (from monthly production reports)

2000-11 — 2001-01 MEHAFFEY INVESTMENTS, INC. 3 mo
1997-06 — 2000-10 EXPANDING ENERGY CORPORATION 41 mo
1993-01 — 1997-05 CHASE-MANN PETROLEUM INCORP. 53 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MEHAFFEY INVESTMENTS INC.14,1001984-04-09