HALFF ESTATE "C"

Oil · District 7C · Lease #7603

Operator: COX, JOHN L.

Cum Oil

8k BBL

Cum Gas

16k MCF

casinghead

Wells

1

Production

1993-01 — 1996-01

Peak Month

1994-10

Production History

Cum Oil: 8,288 BBL Cum Gas: 16,465 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

425 BBL/mo

Di (annual)

82.3%

b-factor

0.0

EUR

6,184 BBL

R-squared

0.593

type

exponential

Operator History (from monthly production reports)

1993-01 — 1996-07 COX, JOHN L. 43 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1COX JOHN L.18,7001978-07-27