MARION EAST O 36-25

Oil // district 10 // lease#61496

op: DIAMONDBACK E&P LLC

cum_oil

252k BBL

cum_gas

0 MCF

wells

2

production

2024-06 — 2026-03

peak_month

2024-08

-- production_history

cum_oil: 251,658 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

31,864 BBL/mo

Di (annual)

593.2%

b-factor

2.0

EUR

1,508,006 BBL

R-squared

0.822

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2815HDE IV OPERATING, LLC110,6052024-10-25
6215HDE IV OPERATING, LLC210,6052023-12-08
EOF // data source: Texas Railroad Commission // 2026