COWDEN RANCH "58"

Oil · District 10 · Lease #36883

Operator: VANGUARD OPERATING, LLC

Cum Oil

45k BBL

Cum Gas

0 MCF

Wells

1

Production

2002-03 — 2026-03

Peak Month

2002-04

Production History

Cum Oil: 45,178 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,068 BBL/mo

Di (annual)

30.8%

b-factor

0.1

EUR

46,178 BBL

R-squared

0.911

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SOUTHWESTERN ENERGY PROD. CO.38,1002013-09-24
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