MAYO UNIT NO.1

Oil · District 13 · Lease #25140

Operator: SPRAGINS, ED

Cum Oil

21k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 2021-06

Peak Month

1996-04

Production History

Cum Oil: 20,631 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

112 BBL/mo

Di (annual)

11.5%

b-factor

1.3

EUR

24,892 BBL

R-squared

0.737

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2COBRA OIL & GAS CORPORATION16,1001984-08-08
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