VESPER ASSOCIATES UNIT A LAS

Oil · District 01 · Lease #17341

Operator: INEOS USA OIL & GAS LLC

Cum Oil

150k BBL

Cum Gas

272k MCF

casinghead

Wells

1

Production

2013-09 — 2026-04

Peak Month

2014-01

Production History

Cum Oil: 149,953 BBL Cum Gas: 271,945 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,195 BBL/mo

Di (annual)

21.8%

b-factor

0.0

EUR

120,715 BBL

R-squared

0.391

type

exponential

Operator History (from monthly production reports)

2023-04 — 2026-07 INEOS USA OIL & GAS LLC 40 mo
2014-11 — 2023-03 CHESAPEAKE OPERATING, L.L.C. 101 mo
2013-09 — 2014-10 CHESAPEAKE OPERATING, INC. 14 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HINEOS USA OIL & GAS LLC29,0002012-06-29