MARSHALL, A. B., FEE

Oil // district 3 // lease#9870

op: WRD OPERATING LLC

cum_oil

168k BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2026-03

peak_month

1998-07

-- production_history

cum_oil: 167,960 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,219 BBL/mo

Di (annual)

11.9%

b-factor

0.0

EUR

122,695 BBL

R-squared

0.574

type

exponential

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
19THORNBERRY OILFIELD SERVICE, INC49,2501996-12-02
16CTHORNBERRY OILFIELD SERVICE, INC79,0001996-08-26
30THORNBERRY OILFIELD SERVICE, INC412,5001995-08-25
31THORNBERRY OILFIELD SERVICE, INC68,3901995-06-13
1142-201-08023--------
EOF // multi-state drilling data platform // 2026