ALEXANDER UNIT 66

Oil · District 10 · Lease #9078

Operator: PRESIDIO PETROLEUM LLC

Cum Oil

143k BBL

Cum Gas

836k MCF

casinghead

Wells

2

Production

2013-08 — 2026-04

Peak Month

2013-11

Production History

Cum Oil: 142,741 BBL Cum Gas: 836,460 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,840 BBL/mo

Di (annual)

133.9%

b-factor

0.4

EUR

116,361 BBL

R-squared

0.901

type

hyperbolic

Operator History (from monthly production reports)

2019-07 — 2026-07 PRESIDIO PETROLEUM LLC 85 mo
2013-08 — 2019-06 APACHE CORPORATION 71 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HPRESIDIO PETROLEUM LLC19,0002013-07-22
1HPRESIDIO PETROLEUM LLC19,2002013-05-03