ATHEY STATE

Oil · District 08 · Lease #38110

Operator: SWORDFISH ENERGY OPERATING, LLC

Cum Oil

39k BBL

Cum Gas

64k MCF

casinghead

Wells

1

Production

2007-02 — 2020-02

Peak Month

2007-03

Production History

Cum Oil: 38,677 BBL Cum Gas: 64,377 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,174 BBL/mo

Di (annual)

117.4%

b-factor

0.5

EUR

42,993 BBL

R-squared

0.713

type

hyperbolic

Operator History (from monthly production reports)

2025-12 — 2026-07 SWORDFISH ENERGY OPERATING, LLC 8 mo
2021-10 — 2025-11 LRR PECOS VALLEY, LLC 50 mo
2019-03 — 2021-09 ROSEHILL OPERATING COMPANY, LLC 31 mo
2011-01 — 2019-02 LEGACY RESERVES OPERATING LP 98 mo
2007-02 — 2010-12 COG OPERATING LLC 47 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8SWORDFISH ENERGY OPERATING LLC39,9002006-09-21