HS COLLINGS F9

Oil // district 10 // lease#57795

op: COG OPERATING LLC

cum_oil

247k BBL

cum_gas

0 MCF

wells

1

production

2022-06 — 2026-03

peak_month

2023-06

-- production_history

cum_oil: 246,690 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

20,544 BBL/mo

Di (annual)

186.2%

b-factor

0.5

EUR

259,528 BBL

R-squared

0.986

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
704MHCOG OPERATING LLC112,0002021-08-30
EOF // data source: Texas Railroad Commission // 2026