MANGIS

Oil · District 8A · Lease #67727

Operator: GUNN OIL COMPANY

Cum Oil

209k BBL

Cum Gas

87k MCF

casinghead

Wells

2

Production

1997-04 — 2015-01

Peak Month

2000-01

Production History

Cum Oil: 209,460 BBL Cum Gas: 87,377 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,145 BBL/mo

Di (annual)

43.7%

b-factor

0.1

EUR

65,328 BBL

R-squared

0.959

type

hyperbolic

Operator History (from monthly production reports)

2024-06 — 2026-07 GREAT AMERICAN RESOURCES INC. 26 mo
2015-06 — 2024-05 CHOLLA PETROLEUM, INC. 108 mo
1997-04 — 2015-05 GUNN OIL COMPANY 218 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3GREAT AMERICAN RESOURCES INC.16,0001998-04-14
1GREAT AMERICAN RESOURCES INC.16,0001997-03-07