PIERCE ESTATE

Oil · District 03 · Lease #15059

Operator: SHANGHAI ENERGY CORPORATION

Cum Oil

184k BBL

Cum Gas

203k MCF

casinghead

Wells

6

Production

1993-01 — 2003-04

Peak Month

1993-01

Production History

Cum Oil: 183,595 BBL Cum Gas: 203,287 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,603 BBL/mo

Di (annual)

14.9%

b-factor

0.0

EUR

209,456 BBL

R-squared

0.646

type

exponential

Operator History (from monthly production reports)

2001-01 — 2003-07 MCGOWAN WORKING PARTNERS, INC. 31 mo
1994-07 — 2000-12 SHANGHAI ENERGY CORPORATION 78 mo
1993-01 — 1994-06 ARMOUR RESOURCE HOLDINGS, LTD. 18 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MCGOWAN WORKING PARTNERS, INC.26,9002001-03-26
4MCGOWAN WORKING PARTNERS, INC.26,9001988-03-08
7MCGOWAN WORKING PARTNERS, INC.15,1001987-10-20
6MCGOWAN WORKING PARTNERS, INC.16,8001983-02-04
5MCGOWAN WORKING PARTNERS, INC.16,5001982-09-03
2MCGOWAN WORKING PARTNERS, INC.16,5001982-03-02