LEE, MARK B.

Oil // district 5 // lease#2135

op: SPARTAN OPERATING COMPANY, INC.

cum_oil

30k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2013-09

peak_month

1993-03

-- production_history

cum_oil: 30,151 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

603 BBL/mo

Di (annual)

27.6%

b-factor

0.0

EUR

26,213 BBL

R-squared

0.371

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3SANTA FE ENERGY CO.15,6001980-04-04
5SANTA FE ENERGY CO.15,6001980-04-04
2SANTA FE ENERGY CO.15,6001980-03-14
1SANTA FE ENERGY CO.15,8001979-07-05
EOF // multi-state drilling data platform // 2026