JOHNSON -B-36-

Oil · District 08 · Lease #31640

Operator: OXY USA INC.

Fields: COWDEN, NORTH (CANYON)

Cum Oil

686k BBL

Cum Gas

506k MCF

casinghead

Wells

7

Production

1993-01 — 2026-04

Peak Month

1997-09

Production History

Cum Oil: 686,193 BBL Cum Gas: 506,182 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,254 BBL/mo

Di (annual)

3.6%

b-factor

0.0

EUR

624,879 BBL

R-squared

0.335

type

exponential

Operator History (from monthly production reports)

2007-09 — 2026-07 OXY USA INC. 227 mo

2002-01 — 2007-08 BP AMERICA PRODUCTION COMPANY 68 mo

1994-06 — 2001-12 ARCO PERMIAN 91 mo

1993-01 — 1994-05 ARCO OIL & GAS CO. 17 mo

Wells (7)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
6	42-135-43679	OXY USA INC.	1	11,200	2019-04-24
5	42-135-39035	OXY USA INC.	1	9,400	2006-02-21
4	42-135-38983	OXY USA INC.	1	9,400	2005-12-08
3	42-135-36273	OXY USA INC.	2	10,250	1995-04-05
2X	42-135-36275	OXY USA INC.	1	10,250	1990-07-10
2	42-135-35880	OXY USA INC.	1	9,300	1988-04-20
1	42-135-35687	OXY USA INC.	1	9,300	1987-11-05