OBRIEN, J. J., -A-

Oil · District 2 · Lease #3959

Operator: GRETA OPERATING COMPANY LLC

Fields: GRETA (4400)

Cum Oil

124k BBL

Cum Gas

0 MCF

Wells

7

Production

1993-01 — 2026-03

Peak Month

1994-06

Production History

Cum Oil: 123,823 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,205 BBL/mo

Di (annual)

16.6%

b-factor

0.3

EUR

117,777 BBL

R-squared

0.785

type

hyperbolic

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9CHILTON ENERGY37,9812002-10-23
5CHILTON ENERGY14,7301994-04-21
2CHILTON ENERGY22,3801993-12-10
7ARCO OIL & GAS CO.25,9241987-04-01
142-391-00815--------
1042-391-30330--------
342-391-82066--------
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