CALVERLEY 4 'A'

Oil · District 08 · Lease #52596

Operator: DIAMONDBACK E&P LLC

Cum Oil

16k BBL

Cum Gas

84k MCF

casinghead

Wells

1

Production

2019-11 — 2026-04

Peak Month

2023-12

Production History

Cum Oil: 16,457 BBL Cum Gas: 84,124 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

833 BBL/mo

Di (annual)

252.1%

b-factor

0.8

EUR

13,593 BBL

R-squared

0.545

type

hyperbolic

Operator History (from monthly production reports)

2019-11 — 2026-07 DIAMONDBACK E&P LLC 81 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ADIAMONDBACK E&P LLC112,0002014-02-28