COWAN & MCKINNEY 152

Oil · District 09 · Lease #28880

Operator: WILLOWBEND INVESTMENTS, INC.

Cum Oil

27k BBL

Cum Gas

677 MCF

casinghead

Wells

2

Production

1994-09 — 1999-10

Peak Month

1994-11

Production History

Cum Oil: 27,173 BBL Cum Gas: 677 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,202 BBL/mo

Di (annual)

81.3%

b-factor

0.5

EUR

33,834 BBL

R-squared

0.842

type

hyperbolic

Operator History (from monthly production reports)

1999-08 — 2002-01 WILLOWBEND INVESTMENTS, INC. 30 mo
1994-09 — 1999-07 KOCANA RESOURCES 59 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1152WILLOWBEND INVESTMENTS INC.35,2001999-11-04
2152WILLOWBEND INVESTMENTS INC.13,5001994-10-18