STONE "18"

Oil · District 08 · Lease #38788

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

61k BBL

Cum Gas

147k MCF

casinghead

Wells

1

Production

2008-05 — 2019-12

Peak Month

2008-08

Production History

Cum Oil: 61,238 BBL Cum Gas: 147,415 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,370 BBL/mo

Di (annual)

40.0%

b-factor

0.5

EUR

74,693 BBL

R-squared

0.708

type

hyperbolic

Operator History (from monthly production reports)

2008-05 — 2021-10 ENDEAVOR ENERGY RESOURCES L.P. 162 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ENDEAVOR ENERGY RESOURCES L.P.212,0002018-07-06