STATE ARMSTRONG 9-4 B

Oil // district 10 // lease#56242

op: DIAMONDBACK E&P LLC

cum_oil

239k BBL

cum_gas

0 MCF

wells

1

production

2020-03 — 2026-03

peak_month

2020-07

-- production_history

cum_oil: 239,372 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

12,606 BBL/mo

Di (annual)

91.1%

b-factor

0.2

EUR

207,527 BBL

R-squared

0.804

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7BSDIAMONDBACK E&P LLC211,3092019-12-11
EOF // data source: Texas Railroad Commission // 2026