SPEARMAN, ROBERT "B"

Oil // district 3 // lease#13955

op: UNION PACIFIC RESOURCES COMPANY

cum_oil

28k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2004-05

peak_month

1995-06

-- production_history

cum_oil: 28,406 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

593 BBL/mo

Di (annual)

33.3%

b-factor

0.0

EUR

21,334 BBL

R-squared

0.493

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2MOSBACHER PRODUCTION CO.27,5801983-08-12
1MOSBACHER PRODUCTION CO.27,5201981-03-09
EOF // multi-state drilling data platform // 2026