WOOLSEY, IMA JEAN #4

Oil // district 13 // lease#28574

op: ULTRA OIL & GAS, INC.

cum_oil

3k BBL

cum_gas

0 MCF

wells

1

production

1993-05 — 2002-07

peak_month

1993-05

-- production_history

cum_oil: 3,237 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

278 BBL/mo

Di (annual)

303.4%

b-factor

1.0

EUR

5,528 BBL

R-squared

0.873

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4ULTRA OIL & GAS, INC.13,2001993-03-08
EOF // multi-state drilling data platform // 2026