GRAEF 1-12

Oil // district 10 // lease#49639

op: TAP ROCK OPERATING, LLC

cum_oil

249k BBL

cum_gas

0 MCF

wells

1

production

2017-12 — 2026-03

peak_month

2018-01

-- production_history

cum_oil: 249,081 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

18,538 BBL/mo

Di (annual)

230.4%

b-factor

0.5

EUR

190,142 BBL

R-squared

0.884

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HAPCORE EXPLORATION & PROD II LLC112,0002017-07-05
EOF // multi-state drilling data platform // 2026