HOWARD "D"

Oil · District 09 · Lease #25833

Operator: TRIO OPERATING COMPANY, INC.

Cum Oil

27k BBL

Cum Gas

5k MCF

casinghead

Wells

1

Production

1993-01 — 2006-03

Peak Month

1993-04

Production History

Cum Oil: 26,885 BBL Cum Gas: 5,231 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

443 BBL/mo

Di (annual)

52.9%

b-factor

0.2

EUR

12,469 BBL

R-squared

0.924

type

hyperbolic

Operator History (from monthly production reports)

2006-09 — 2007-09 DIMOCK OPERATING COMPANY 13 mo
2005-06 — 2006-08 TE-RAY RESOURCES, INC. 15 mo
2002-01 — 2005-05 TRIO CONSULTING & MANAGEMENT,LLC 41 mo
1995-08 — 2001-12 TRIO OPERATING COMPANY, INC. 77 mo
1993-01 — 1995-07 PHILLIPS PETROLEUM COMPANY 31 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIMOCK OPERATING COMPANY29,0002006-03-27