KATZFEY

Oil · District 02 · Lease #8134

Operator: U.S. ENERCORP, LTD.

Cum Oil

277k BBL

Cum Gas

36k MCF

casinghead

Wells

4

Production

1995-12 — 2023-06

Peak Month

2011-10

Production History

Cum Oil: 277,272 BBL Cum Gas: 36,484 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,206 BBL/mo

Di (annual)

75.1%

b-factor

0.5

EUR

97,327 BBL

R-squared

0.962

type

hyperbolic

Operator History (from monthly production reports)

2011-01 — 2026-07 MCGOWAN WORKING PARTNERS, INC. 187 mo
2004-06 — 2010-12 U.S. ENERCORP, LTD. 79 mo
1995-12 — 2004-05 U.S. ENERCORP, LLC 102 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4MCGOWAN WORKING PARTNERS INC.13,2002011-06-15
1AMCGOWAN WORKING PARTNERS, INC.29,5002011-03-25
3MCGOWAN WORKING PARTNERS INC.13,0001997-07-03
1MCGOWAN WORKING PARTNERS INC.13,8001995-12-01