COOK UNIT A LAS

Oil · District 01 · Lease #15797

Operator: INEOS USA OIL & GAS LLC

Cum Oil

437k BBL

Cum Gas

318k MCF

casinghead

Wells

2

Production

2011-11 — 2026-04

Peak Month

2012-04

Production History

Cum Oil: 437,050 BBL Cum Gas: 317,596 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,533 BBL/mo

Di (annual)

17.1%

b-factor

0.0

EUR

388,828 BBL

R-squared

0.504

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
2011-11 — 2014-10 CHESAPEAKE OPERATING, INC. 36 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HINEOS USA OIL & GAS LLC29,0002014-03-24
4HINEOS USA OIL & GAS LLC19,0002011-09-13