POWELL "19"

Oil · District 9 · Lease #10154

Operator: GRIFFIN PETROLEUM COMPANY

Cum Oil

168k BBL

Cum Gas

0 MCF

Wells

4

Production

1993-01 — 2026-03

Peak Month

2011-09

Production History

Cum Oil: 168,372 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,727 BBL/mo

Di (annual)

40.6%

b-factor

0.6

EUR

104,774 BBL

R-squared

0.689

type

hyperbolic

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13COG OPERATING LLC110,7002011-04-29
2 XLACY & BYRD, INC.211,3201989-12-07
1LACY & BYRD, INC.18,7501983-06-10
3LACY & BYRD, INC.210,3001982-11-01
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