ROBERTS, J. BOB

Oil // district 1 // lease#11795

op: THREE FORKS OPERATING CO, LLC

cum_oil

104k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

2007-05

-- production_history

cum_oil: 103,785 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

577 BBL/mo

Di (annual)

10.4%

b-factor

0.3

EUR

84,524 BBL

R-squared

0.824

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
0303THREE FORKS OPERATING CO, LLC12,4502007-02-27
303THREE FORKS OPERATING CO, LLC12,4502007-02-27
2HEARTLAND RESOURCES, INC.12,5001993-08-12
1HEARTLAND RESOURCES, INC.23,4001987-03-03
EOF // data source: Texas Railroad Commission // 2026