HAMMERHEAD 54-1-28-21 D

Oil · District 08 · Lease #63258

Operator: ANADARKO E&P ONSHORE LLC

Cum Oil

263k BBL

Cum Gas

475k MCF

casinghead

Wells

1

Production

2025-03 — 2026-04

Peak Month

2025-04

Production History

Cum Oil: 262,742 BBL Cum Gas: 475,441 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

50,254 BBL/mo

Di (annual)

543.2%

b-factor

1.0

EUR

624,419 BBL

R-squared

0.878

type

hyperbolic

Operator History (from monthly production reports)

2025-03 — 2026-07 ANADARKO E&P ONSHORE LLC 17 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
64HANADARKO E&P ONSHORE LLC112,0002024-09-05