FIELDS NO. 2 BARNETTSHALE UNIT

Oil // district 13 // lease#29970

op: OSBORN,W.B. OIL & GAS OPERATIONS

fields: ST. JO RIDGE (BARNETT SHALE)

cum_oil

49k BBL

cum_gas

0 MCF

wells

1

production

2001-09 — 2017-02

peak_month

2001-10

-- production_history

cum_oil: 49,226 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,255 BBL/mo

Di (annual)

60.7%

b-factor

0.1

EUR

49,512 BBL

R-squared

0.750

type

hyperbolic

-- wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2	42-337-32442	OSBORN,W.B. OIL & GAS OPERATIONS	2	9,600	2001-07-11