NBR EF

Oil · District 01 · Lease #15830

Operator: SWIFT ENERGY OPERATING, LLC

Cum Oil

73k BBL

Cum Gas

1.3M MCF

casinghead

Wells

2

Production

2011-11 — 2016-10

Peak Month

2011-12

Production History

Cum Oil: 73,281 BBL Cum Gas: 1,271,163 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,466 BBL/mo

Di (annual)

280.5%

b-factor

0.1

EUR

40,395 BBL

R-squared

0.813

type

hyperbolic

Operator History (from monthly production reports)

2011-11 — 2017-02 SWIFT ENERGY OPERATING, LLC 64 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HSILVERBOW RESOURCES OPER, LLC213,0002018-02-09
3HSILVERBOW RESOURCES OPER, LLC113,0002011-04-11