GLASS, GEORGE W. "21"

Oil · District 10 · Lease #29593

Operator: VENCER ENERGY, LLC

Cum Oil

161k BBL

Cum Gas

0 MCF

Wells

6

Production

1993-01 — 2026-03

Peak Month

1999-07

Production History

Cum Oil: 161,344 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

843 BBL/mo

Di (annual)

8.4%

b-factor

0.0

EUR

118,017 BBL

R-squared

0.755

type

exponential

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5COSTILLA PETROLEUM CORPORATION210,0001999-04-22
3COSTEX RESOURCES, INC.19,5001985-10-03
4COSTEX RESOURCES, INC.19,5001985-10-03
1DCOSTEX RESOURCES, INC.15,0001985-08-30
2COSTEX RESOURCES, INC.19,7001985-01-03
1COSTEX RESOURCES, INC.19,7001984-11-26
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