COMBS "A"

Oil // district 11 // lease#66776

op: WALSH PETROLEUM, INC.

cum_oil

3k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2026-03

peak_month

1993-04

-- production_history

cum_oil: 2,837 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

188 BBL/mo

Di (annual)

38.8%

b-factor

2.0

EUR

30,922 BBL

R-squared

0.786

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WALSH PETROLEUM, INC.15,0001991-10-29
EOF // multi-state drilling data platform // 2026