SCHWARTZ

Oil // district 10 // lease#35237

op: MANHATTAN PETROLEUM, INC.

cum_oil

69k BBL

cum_gas

0 MCF

wells

1

production

1997-02 — 2009-09

peak_month

1997-04

-- production_history

cum_oil: 69,325 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,250 BBL/mo

Di (annual)

78.7%

b-factor

0.3

EUR

70,587 BBL

R-squared

0.946

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MANHATTAN PETROLEUM, INC.310,5002008-07-22
EOF // data source: Texas Railroad Commission // 2026