WHISTLER C

Oil · District 01 · Lease #21853

Operator: EOG RESOURCES, INC.

Cum Oil

215k BBL

Cum Gas

189k MCF

casinghead

Wells

1

Production

2025-11 — 2026-04

Peak Month

2025-11

Production History

Cum Oil: 215,045 BBL Cum Gas: 189,132 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

65,725 BBL/mo

Di (annual)

582.5%

b-factor

1.0

EUR

771,300 BBL

R-squared

0.976

type

hyperbolic

Operator History (from monthly production reports)

2025-11 — 2026-07 EOG RESOURCES, INC. 9 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HEOG RESOURCES, INC.110,5002024-12-06