JOHN OTIS -B-

Oil // district 10 // lease#27791

op: MARATHON OIL COMPANY

cum_oil

31k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2012-11

peak_month

1999-10

-- production_history

cum_oil: 31,421 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

232 BBL/mo

Di (annual)

14.1%

b-factor

0.0

EUR

19,587 BBL

R-squared

0.630

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4GUTHRIE, A. K. OPERATING CO.12,5001983-06-06
3GUTHRIE, A. K. OPERATING CO.12,5001983-05-16
2GUTHRIE, A. K. OPERATING CO.12,5001982-10-29
1GUTHRIE, A. K. OPERATING CO.12,5001982-09-29
EOF // multi-state drilling data platform // 2026