ZAVISCH

Oil · District 1 · Lease #12066

Operator: WELHAUSEN OPERATING COMPANY, LP

Cum Oil

359k BBL

Cum Gas

0 MCF

Wells

11

Production

1993-01 — 2026-03

Peak Month

2013-03

Production History

Cum Oil: 359,380 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

2,719 BBL/mo

Di (annual)

512.7%

b-factor

1.7

EUR

102,117 BBL

R-squared

0.591

type

hyperbolic

Wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
17LAYLINE PETROLEUM I, LLC110,8002013-01-15
16LAYLINE PETROLEUM I, LLC110,8002012-04-13
15LAYLINE PETROLEUM I, LLC110,8002012-03-28
14WELHAUSEN OPERATING COMPANY, LP112,0002008-04-10
12WELHAUSEN OPERATING COMPANY, LP112,0002008-04-01
6SUNDANCE RESOURCES, INC.110,4001991-05-20
5SUNDANCE RESOURCES, INC.110,4001991-04-04
4SUNDANCE RESOURCES, INC.110,3001990-12-03
3SUNDANCE RESOURCES, INC.110,3001990-06-07
2SUNSET ENERGY OF TEXAS, INC.110,5001988-08-03
1SUNSET ENERGY OF TEXAS, INC.110,2001988-04-21
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