UL MASON EAST B

Oil · District 08 · Lease #52101

Operator: DIAMONDBACK E&P LLC

Cum Oil

395k BBL

Cum Gas

386k MCF

casinghead

Wells

1

Production

2019-02 — 2026-04

Peak Month

2019-03

Production History

Cum Oil: 394,515 BBL Cum Gas: 385,987 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

39,026 BBL/mo

Di (annual)

329.0%

b-factor

0.8

EUR

502,922 BBL

R-squared

0.897

type

hyperbolic

Operator History (from monthly production reports)

2019-02 — 2026-07 DIAMONDBACK E&P LLC 90 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
14LSDIAMONDBACK E&P LLC110,4122018-06-06