RIGGAN

Oil // district 11 // lease#66896

op: VOSKAMP EXPLORATION, INC.

cum_oil

227k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 1996-11

peak_month

1994-11

-- production_history

cum_oil: 226,605 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

6,469 BBL/mo

Di (annual)

28.1%

b-factor

0.0

EUR

275,921 BBL

R-squared

0.718

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3VOSKAMP EXPLORATION, INC.15,6001993-02-16
2VOSKAMP EXPLORATION, INC.15,6001992-10-12
1WESTLAND OIL DEVELOPMENT CORP.312,5001992-06-10
EOF // multi-state drilling data platform // 2026