RIVER RATTLER 0809

Oil · District 08 · Lease #50232

Operator: CRIMSON EXPLORATION OPER., INC.

Cum Oil

326k BBL

Cum Gas

971k MCF

casinghead

Wells

1

Production

2018-03 — 2026-04

Peak Month

2018-04

Production History

Cum Oil: 325,672 BBL Cum Gas: 971,144 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,496 BBL/mo

Di (annual)

20.8%

b-factor

0.0

EUR

317,345 BBL

R-squared

0.432

type

exponential

Operator History (from monthly production reports)

2025-11 — 2026-07 CRESCENT ENERGY OPERATING, LLC 9 mo
2022-01 — 2025-10 CONTANGO RESOURCES, LLC 46 mo
2020-01 — 2021-12 CONTANGO RESOURCES, INC. 24 mo
2018-03 — 2019-12 CRIMSON EXPLORATION OPER., INC. 22 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HCRESCENT ENERGY OPERATING, LLC210,5502017-10-12