FROST NATIONAL BANK 69

Oil · District 01 · Lease #13590

Operator: ORYX ENERGY COMPANY

Cum Oil

2k BBL

Cum Gas

3k MCF

casinghead

Wells

1

Production

1993-01 — 1994-01

Peak Month

1993-06

Production History

Cum Oil: 2,457 BBL Cum Gas: 2,848 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

399 BBL/mo

Di (annual)

524.2%

b-factor

0.3

EUR

1,301 BBL

R-squared

0.960

type

hyperbolic

Operator History (from monthly production reports)

1994-07 — 1996-02 MCDANIEL COMPANY, INC., THE 20 mo
1993-01 — 1994-06 ORYX ENERGY COMPANY 18 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
691HAWTHORN ENERGY PARTNERS, LLC39,6872002-11-12