ZUBER UNIT

Oil · District 09 · Lease #31300

Operator: UPHAM OIL & GAS COMPANY

Cum Oil

21k BBL

Cum Gas

22k MCF

casinghead

Wells

1

Production

2009-05 — 2026-04

Peak Month

2009-06

Production History

Cum Oil: 20,992 BBL Cum Gas: 22,291 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

657 BBL/mo

Di (annual)

298.9%

b-factor

1.3

EUR

20,933 BBL

R-squared

0.728

type

hyperbolic

Operator History (from monthly production reports)

2009-05 — 2026-07 UPHAM OIL & GAS COMPANY 207 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2UPHAM OIL & GAS COMPANY16,5002008-10-22