REVOLVER 7507 E

Oil // district 10 // lease#51640

op: COG OPERATING LLC

cum_oil

832k BBL

cum_gas

0 MCF

wells

3

production

2018-06 — 2026-03

peak_month

2019-02

-- production_history

cum_oil: 832,405 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

36,484 BBL/mo

Di (annual)

256.3%

b-factor

1.5

EUR

1,634,040 BBL

R-squared

0.947

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12HRSP PERMIAN, LLC214,0002018-06-06
13HRSP PERMIAN, LLC213,0002018-04-30
14HRSP PERMIAN, LLC113,0002018-01-31
EOF // data source: Texas Railroad Commission // 2026