JOHNSON -34-

Oil // district 10 // lease#32729

op: THREE-B OIL COMPANY, THE

cum_oil

70k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

1993-04

-- production_history

cum_oil: 69,906 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

747 BBL/mo

Di (annual)

18.9%

b-factor

0.3

EUR

64,768 BBL

R-squared

0.874

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4CONCORDE EXPLORATION, INC.13,4661990-11-14
3CONCORDE EXPLORATION, INC.13,5001990-09-25
2CONCORDE EXPLORATION, INC.13,5001990-06-25
1CONCORDE EXPLORATION, INC.23,5001990-02-23
EOF // multi-state drilling data platform // 2026