GRAND SLAM

Oil // district 10 // lease#29156

op: THREE RIVERS OPERATING CO LLC

cum_oil

24k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2020-05

peak_month

2004-11

-- production_history

cum_oil: 23,753 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

249 BBL/mo

Di (annual)

21.1%

b-factor

0.0

EUR

14,098 BBL

R-squared

0.386

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1CHESAPEAKE OPERATING, INC.210,0982005-07-15
EOF // data source: Texas Railroad Commission // 2026