CRYER, JULIA B. ET AL

Oil · District 02 · Lease #6557

Operator: WELDER EXPLORATION & PROD., INC.

Fields: NORBEE, S. E. (HOCKLEY 4000)

Cum Oil

21k BBL

Cum Gas

16k MCF

casinghead

Wells

1

Production

1993-01 — 2019-11

Peak Month

2008-12

Production History

Cum Oil: 20,622 BBL Cum Gas: 15,606 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

284 BBL/mo

Di (annual)

43.5%

b-factor

0.6

EUR

16,222 BBL

R-squared

0.473

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 TEXAS, LES & CO. 24 mo

2018-09 — 2024-07 WALLIS ENERGY, INC. 71 mo

2012-10 — 2018-08 WELDER EXPLORATION & PROD., INC. 71 mo

2003-05 — 2012-09 WALLIS ENERGY, INC. 113 mo

2002-03 — 2003-04 DORADO OIL COMPANY 14 mo

2000-01 — 2002-02 WALLIS ENERGY, INC. 26 mo

1993-01 — 1999-12 HARVEY BROTHERS OIL & GAS 84 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2	42-025-32024	TEXAS LES & CO.	1	5,000	1983-07-08