COSPER "37"

Oil · District 10 · Lease #39198

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

392k BBL

Cum Gas

0 MCF

Wells

7

Production

2008-09 — 2026-03

Peak Month

2012-10

Production History

Cum Oil: 391,692 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

3,828 BBL/mo

Di (annual)

16.3%

b-factor

0.0

EUR

282,424 BBL

R-squared

0.757

type

exponential

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1TAMARACK PETROLEUM COMPANY, INC.312,0002018-10-04
2ENDEAVOR ENERGY RESOURCES L.P.212,0002018-06-11
3ENDEAVOR ENERGY RESOURCES L.P.312,0002018-06-06
4ENDEAVOR ENERGY RESOURCES L.P.212,0002018-06-06
7ENDEAVOR ENERGY RESOURCES L.P.112,0002014-11-21
6ENDEAVOR ENERGY RESOURCES L.P.112,0002012-06-22
5ENDEAVOR ENERGY RESOURCES L.P.112,0002012-01-13
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