HEARD, IRA 'A'

Oil · District 02 · Lease #8381

Operator: QUINTANA PET. CORP.

Fields: TOM OCONNOR

Cum Oil

5k BBL

Cum Gas

133k MCF

casinghead

Wells

1

Production

1998-06 — 2002-08

Peak Month

1998-08

Production History

Cum Oil: 4,888 BBL Cum Gas: 132,588 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

390 BBL/mo

Di (annual)

176.5%

b-factor

0.4

EUR

4,302 BBL

R-squared

0.563

type

hyperbolic

Operator History (from monthly production reports)

2000-12 — 2002-11 HILCORP ENERGY COMPANY 24 mo
1998-06 — 2000-11 QUINTANA PET. CORP. 30 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12HILCORP ENERGY COMPANY108,3252012-10-10